{"id":18691,"date":"2026-05-28T13:20:43","date_gmt":"2026-05-28T13:20:43","guid":{"rendered":"https:\/\/oudianvalve.com\/?p=18691"},"modified":"2026-05-28T13:20:43","modified_gmt":"2026-05-28T13:20:43","slug":"butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation","status":"publish","type":"post","link":"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/","title":{"rendered":"Butterfly Valve Selection Guide: Seat, Disc, Offset, End Connection and Actuation"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_84 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#Introduction\" >introduzione<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#What_Is_a_Butterfly_Valve\" >What Is a Butterfly Valve?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#Understanding_Butterfly_Valve_Seat_Selection\" >Understanding Butterfly Valve Seat Selection<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#1_Resilient_Seats\" >1. Resilient Seats<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#EPDM_Ethylene_Propylene_Diene_Monomer\" >EPDM (Ethylene Propylene Diene Monomer)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#NBR_Nitrile_Rubber\" >NBR (Nitrile Rubber)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#PTFE_Teflon\" >PTFE (Teflon)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#2_Metal_Seats\" >2. Metal Seats<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#Disc_Material_Selection\" >Disc Material Selection<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#Common_Disc_Materials\" >Common Disc Materials<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#Ductile_Iron\" >Ductile Iron<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#Stainless_Steel\" >Acciaio inossidabile<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#Aluminum_Bronze\" >Aluminum Bronze<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#Hastelloy_and_Exotic_Alloys\" >Hastelloy and Exotic Alloys<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#Understanding_Butterfly_Valve_Offset_Designs\" >Understanding Butterfly Valve Offset Designs<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#1_Concentric_Butterfly_Valves\" >1. Concentric Butterfly Valves<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#2_Double_Offset_Butterfly_Valves\" >2. Double Offset Butterfly Valves<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#3_Triple_Offset_Butterfly_Valves\" >3. Triple Offset Butterfly Valves<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#Choosing_the_Right_End_Connection\" >Choosing the Right End Connection<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#Wafer_Type\" >Tipo di wafer<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#Lug_Type\" >Lug Type<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#Double-Flanged_Type\" >Double-Flanged Type<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#Butterfly_Valve_Actuation_Options\" >Butterfly Valve Actuation Options<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#1_Manual_Actuation\" >1. Manual Actuation<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#2_Pneumatic_Actuation\" >2. Pneumatic Actuation<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#3_Electric_Actuation\" >3. Electric Actuation<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#4_Hydraulic_Actuation\" >4. Hydraulic Actuation<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#Key_Factors_to_Consider_When_Selecting_a_Butterfly_Valve\" >Key Factors to Consider When Selecting a Butterfly Valve<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#Fluid_Characteristics\" >Fluid Characteristics<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-30\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#Pressure_and_Temperature\" >Pressione e temperatura<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-31\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#Flow_Control_Requirements\" >Flow Control Requirements<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-32\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#Maintenance_Accessibility\" >Maintenance Accessibility<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-33\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#Industry_Standards\" >Standard di settore<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-34\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#Common_Butterfly_Valve_Applications\" >Common Butterfly Valve Applications<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-35\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#Conclusion\" >Conclusione<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-36\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#Frequently_Asked_Questions_FAQ_About_Butterfly_Valve_Selection\" >Frequently Asked Questions (FAQ) About Butterfly Valve Selection<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-37\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#1_What_is_a_butterfly_valve_used_for\" >1. What is a butterfly valve used for?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-38\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#2_Why_are_butterfly_valves_popular_in_industrial_systems\" >2. Why are butterfly valves popular in industrial systems?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-39\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#3_What_is_the_difference_between_resilient-seated_and_metal-seated_butterfly_valves\" >3. What is the difference between resilient-seated and metal-seated butterfly valves?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-40\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#Resilient-Seated_Butterfly_Valves\" >Resilient-Seated Butterfly Valves<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-41\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#Metal-Seated_Butterfly_Valves\" >Metal-Seated Butterfly Valves<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-42\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#4_Which_seat_material_is_best_for_butterfly_valves\" >4. Which seat material is best for butterfly valves?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-43\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#5_What_is_the_difference_between_concentric_double_offset_and_triple_offset_butterfly_valves\" >5. What is the difference between concentric, double offset, and triple offset butterfly valves?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-44\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#Concentric_Butterfly_Valve\" >Concentric Butterfly Valve<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-45\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#Double_Offset_Butterfly_Valve\" >Double Offset Butterfly Valve<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-46\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#Triple_Offset_Butterfly_Valve\" >Triple Offset Butterfly Valve<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-47\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#6_When_should_I_use_a_triple_offset_butterfly_valve\" >6. When should I use a triple offset butterfly valve?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-48\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#7_What_are_the_common_butterfly_valve_end_connections\" >7. What are the common butterfly valve end connections?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-49\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#Wafer_Type-2\" >Tipo di wafer<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-50\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#Lug_Type-2\" >Lug Type<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-51\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#Double-Flanged_Type-2\" >Double-Flanged Type<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-52\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#8_How_do_I_choose_the_right_butterfly_valve_actuator\" >8. How do I choose the right butterfly valve actuator?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-53\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#Manual_Actuation\" >Manual Actuation<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-54\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#Pneumatic_Actuation\" >Pneumatic Actuation<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-55\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#Electric_Actuation\" >Electric Actuation<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-56\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#Hydraulic_Actuation\" >Hydraulic Actuation<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-57\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#9_Can_butterfly_valves_be_used_for_throttling\" >9. Can butterfly valves be used for throttling?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-58\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#10_What_industries_commonly_use_butterfly_valves\" >10. What industries commonly use butterfly valves?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-59\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#11_What_are_the_advantages_of_butterfly_valves_compared_to_gate_valves\" >11. What are the advantages of butterfly valves compared to gate valves?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-60\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#12_Are_butterfly_valves_suitable_for_high-pressure_applications\" >12. Are butterfly valves suitable for high-pressure applications?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-61\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#13_What_materials_are_commonly_used_for_butterfly_valve_discs\" >13. What materials are commonly used for butterfly valve discs?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-62\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#14_How_do_butterfly_valves_reduce_installation_costs\" >14. How do butterfly valves reduce installation costs?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-63\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#15_What_factors_should_be_considered_when_selecting_a_butterfly_valve\" >15. What factors should be considered when selecting a butterfly valve?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-64\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#16_How_long_do_butterfly_valves_typically_last\" >16. How long do butterfly valves typically last?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-65\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#17_Can_butterfly_valves_handle_corrosive_chemicals\" >17. Can butterfly valves handle corrosive chemicals?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-66\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#18_What_causes_butterfly_valve_leakage\" >18. What causes butterfly valve leakage?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-67\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#19_Are_butterfly_valves_suitable_for_vacuum_service\" >19. Are butterfly valves suitable for vacuum service?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-68\" href=\"https:\/\/oudianvalve.com\/it\/2026\/05\/butterfly-valve-selection-guide-seat-disc-offset-end-connection-and-actuation\/#20_How_do_I_know_which_butterfly_valve_is_best_for_my_application\" >20. How do I know which butterfly valve is best for my application?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Introduction\"><\/span>introduzione<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Butterfly valves are among the most widely used valves in modern industrial piping systems. Known for their compact design, lightweight construction, fast operation, and cost efficiency, butterfly valves are commonly used in water treatment, HVAC, chemical processing, marine systems, oil and gas, and power generation industries.<\/p>\n<p class=\"isSelectedEnd\">However, selecting the right butterfly valve involves more than simply choosing the correct size. Engineers must carefully evaluate several key factors, including seat material, disc design, valve offset type, end connection, and actuation method. Each selection directly affects sealing performance, durability, operating torque, maintenance requirements, and overall system reliability.<\/p>\n<p class=\"isSelectedEnd\">This guide explains the most important considerations when choosing a butterfly valve and helps engineers select the best configuration for their specific applications.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"What_Is_a_Butterfly_Valve\"><\/span>What Is a Butterfly Valve?<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<figure id=\"attachment_18692\" aria-describedby=\"caption-attachment-18692\" style=\"width: 536px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-18692 size-full\" src=\"https:\/\/oudianvalve.com\/wp-content\/uploads\/2026\/05\/what-is-a-butterfly-valve.jpg\" alt=\"butterfly valve catalog\" width=\"536\" height=\"259\" \/><figcaption id=\"caption-attachment-18692\" class=\"wp-caption-text\">butterfly valve<\/figcaption><\/figure>\n<p class=\"isSelectedEnd\">A butterfly valve is a quarter-turn rotational valve used to start, stop, or regulate fluid flow. The valve uses a rotating disc mounted on a shaft to control the flow through the pipeline.<\/p>\n<p class=\"isSelectedEnd\">When the disc rotates parallel to the flow, the valve opens fully. When rotated perpendicular to the flow, the valve closes.<\/p>\n<p class=\"isSelectedEnd\">Butterfly valves offer several advantages:<\/p>\n<ul data-spread=\"false\">\n<li>Compact structure<\/li>\n<li>Lightweight design<\/li>\n<li>Fast opening and closing<\/li>\n<li>Low installation cost<\/li>\n<li>Minimal maintenance<\/li>\n<li>Suitable for large pipe diameters<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Because of these benefits, butterfly valves are often preferred over gate or globe valves in large-scale piping systems.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"Understanding_Butterfly_Valve_Seat_Selection\"><\/span>Understanding Butterfly Valve Seat Selection<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p class=\"isSelectedEnd\">The seat is one of the most critical components of a butterfly valve because it directly affects sealing performance, temperature resistance, and chemical compatibility.<\/p>\n<p class=\"isSelectedEnd\">Selecting the wrong seat material can lead to leakage, premature wear, or system failure.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"1_Resilient_Seats\"><\/span>1. Resilient Seats<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Resilient-seated butterfly valves use elastomer materials to provide bubble-tight sealing.<\/p>\n<p class=\"isSelectedEnd\">Common seat materials include:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"EPDM_Ethylene_Propylene_Diene_Monomer\"><\/span>EPDM (Ethylene Propylene Diene Monomer)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"isSelectedEnd\">Suitable for:<\/p>\n<ul data-spread=\"false\">\n<li>Water<\/li>\n<li>HVAC systems<\/li>\n<li>Mild chemicals<\/li>\n<li>Cooling systems<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Vantaggi:<\/p>\n<ul data-spread=\"false\">\n<li>Excellent weather resistance<\/li>\n<li>Good flexibility<\/li>\n<li>Cost-effective<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Limitazioni:<\/p>\n<ul data-spread=\"false\">\n<li>Not suitable for hydrocarbons or oils<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"NBR_Nitrile_Rubber\"><\/span>NBR (Nitrile Rubber)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"isSelectedEnd\">Suitable for:<\/p>\n<ul data-spread=\"false\">\n<li>Oil<\/li>\n<li>Fuel<\/li>\n<li>Compressed air<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Vantaggi:<\/p>\n<ul data-spread=\"false\">\n<li>Good oil resistance<\/li>\n<li>Durable sealing performance<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Limitazioni:<\/p>\n<ul data-spread=\"false\">\n<li>Limited high-temperature capability<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"PTFE_Teflon\"><\/span>PTFE (Teflon)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"isSelectedEnd\">Suitable for:<\/p>\n<ul data-spread=\"false\">\n<li>Corrosive chemicals<\/li>\n<li>Acid applications<\/li>\n<li>High-purity systems<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Vantaggi:<\/p>\n<ul data-spread=\"false\">\n<li>Excellent chemical resistance<\/li>\n<li>Low friction<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Limitazioni:<\/p>\n<ul data-spread=\"false\">\n<li>Higher cost<\/li>\n<li>Less elastic than rubber seats<\/li>\n<\/ul>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"2_Metal_Seats\"><\/span>2. Metal Seats<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Metal-seated butterfly valves are designed for:<\/p>\n<ul data-spread=\"false\">\n<li>High temperatures<\/li>\n<li>Abrasive media<\/li>\n<li>Steam service<\/li>\n<li>High-pressure systems<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Vantaggi:<\/p>\n<ul data-spread=\"false\">\n<li>Longer service life in harsh conditions<\/li>\n<li>Better fire safety<\/li>\n<li>Improved wear resistance<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Limitazioni:<\/p>\n<ul data-spread=\"false\">\n<li>Higher torque requirements<\/li>\n<li>Slightly lower sealing performance compared to soft seats<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Metal-seated designs are commonly used in power plants, refineries, and chemical processing facilities.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"Disc_Material_Selection\"><\/span>Disc Material Selection<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p class=\"isSelectedEnd\">The valve disc is constantly exposed to the process fluid, making material selection extremely important.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Common_Disc_Materials\"><\/span>Common Disc Materials<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Ductile_Iron\"><\/span>Ductile Iron<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"isSelectedEnd\">Used for:<\/p>\n<ul data-spread=\"false\">\n<li>Water systems<\/li>\n<li>General industrial service<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Vantaggi:<\/p>\n<ul data-spread=\"false\">\n<li>Economical<\/li>\n<li>Strong mechanical properties<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Stainless_Steel\"><\/span>Acciaio inossidabile<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"isSelectedEnd\">Used for:<\/p>\n<ul data-spread=\"false\">\n<li>Corrosive environments<\/li>\n<li>Food processing<\/li>\n<li>Chemical systems<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Vantaggi:<\/p>\n<ul data-spread=\"false\">\n<li>Excellent corrosion resistance<\/li>\n<li>Hygienic performance<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Aluminum_Bronze\"><\/span>Aluminum Bronze<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"isSelectedEnd\">Used for:<\/p>\n<ul data-spread=\"false\">\n<li>Seawater applications<\/li>\n<li>Marine systems<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Vantaggi:<\/p>\n<ul data-spread=\"false\">\n<li>Good corrosion resistance against saltwater<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Hastelloy_and_Exotic_Alloys\"><\/span>Hastelloy and Exotic Alloys<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"isSelectedEnd\">Used for:<\/p>\n<ul data-spread=\"false\">\n<li>Highly aggressive chemicals<\/li>\n<li>Extreme process conditions<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Vantaggi:<\/p>\n<ul data-spread=\"false\">\n<li>Superior chemical resistance<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">The disc material must always be compatible with both the fluid and operating temperature.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"Understanding_Butterfly_Valve_Offset_Designs\"><\/span>Understanding Butterfly Valve Offset Designs<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>&nbsp;<\/p>\n<p class=\"isSelectedEnd\">Butterfly valves are commonly categorized by their offset geometry. Offset design significantly influences sealing performance, torque, and valve lifespan.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"1_Concentric_Butterfly_Valves\"><\/span>1. Concentric Butterfly Valves<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p class=\"isSelectedEnd\">In concentric designs:<\/p>\n<ul data-spread=\"false\">\n<li>The shaft passes through the center of the disc<\/li>\n<li>The disc rotates within a resilient seat<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Characteristics:<\/p>\n<ul data-spread=\"false\">\n<li>Simple design<\/li>\n<li>Economical<\/li>\n<li>Suitable for low-pressure service<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Applications:<\/p>\n<ul data-spread=\"false\">\n<li>Water treatment<\/li>\n<li>HVAC<\/li>\n<li>General utility systems<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Limitazioni:<\/p>\n<ul data-spread=\"false\">\n<li>Continuous seat contact increases wear<\/li>\n<\/ul>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"2_Double_Offset_Butterfly_Valves\"><\/span>2. Double Offset Butterfly Valves<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p class=\"isSelectedEnd\">Double offset valves feature:<\/p>\n<ul data-spread=\"false\">\n<li>Shaft offset from the disc center<\/li>\n<li>Shaft offset from the pipeline centerline<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Vantaggi:<\/p>\n<ul data-spread=\"false\">\n<li>Reduced seat friction<\/li>\n<li>Lower operating torque<\/li>\n<li>Longer seat life<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Applications:<\/p>\n<ul data-spread=\"false\">\n<li>Higher pressure systems<\/li>\n<li>Moderate temperature service<\/li>\n<li>Industrial process control<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">These valves are widely used in oil and gas and chemical industries.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"3_Triple_Offset_Butterfly_Valves\"><\/span>3. Triple Offset Butterfly Valves<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p class=\"isSelectedEnd\">Triple offset valves add a third geometric offset that creates a cam-like sealing action.<\/p>\n<p class=\"isSelectedEnd\">Vantaggi:<\/p>\n<ul data-spread=\"false\">\n<li>Zero friction sealing<\/li>\n<li>Metal-to-metal sealing capability<\/li>\n<li>Excellent high-temperature performance<\/li>\n<li>Bubble-tight shutoff<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Applications:<\/p>\n<ul data-spread=\"false\">\n<li>Steam systems<\/li>\n<li>LNG service<\/li>\n<li>High-temperature applications<\/li>\n<li>Critical isolation service<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Triple offset butterfly valves are ideal for severe service environments.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"Choosing_the_Right_End_Connection\"><\/span>Choosing the Right End Connection<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p class=\"isSelectedEnd\">Butterfly valves are available with several connection types. The correct selection depends on pipeline design, pressure class, maintenance requirements, and installation conditions.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Wafer_Type\"><\/span>Tipo di wafer<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Wafer butterfly valves fit between pipe flanges using bolts that pass through the entire assembly.<\/p>\n<p class=\"isSelectedEnd\">Vantaggi:<\/p>\n<ul data-spread=\"false\">\n<li>Lightweight<\/li>\n<li>Compact<\/li>\n<li>Cost-effective<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Applications:<\/p>\n<ul data-spread=\"false\">\n<li>Low- to medium-pressure systems<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Limitazioni:<\/p>\n<ul data-spread=\"false\">\n<li>Limited dead-end service capability<\/li>\n<\/ul>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"Lug_Type\"><\/span>Lug Type<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Lug-style valves include threaded inserts for bolting directly to each flange.<\/p>\n<p class=\"isSelectedEnd\">Vantaggi:<\/p>\n<ul data-spread=\"false\">\n<li>Easier maintenance<\/li>\n<li>Supports dead-end service<\/li>\n<li>Simplified pipeline isolation<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Applications:<\/p>\n<ul data-spread=\"false\">\n<li>Industrial processing systems<\/li>\n<\/ul>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"Double-Flanged_Type\"><\/span>Double-Flanged Type<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Double-flanged butterfly valves have flanges on both sides of the valve body.<\/p>\n<p class=\"isSelectedEnd\">Vantaggi:<\/p>\n<ul data-spread=\"false\">\n<li>Strong mechanical stability<\/li>\n<li>Suitable for larger pipe sizes<\/li>\n<li>Better alignment in heavy-duty systems<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Applications:<\/p>\n<ul data-spread=\"false\">\n<li>Water transmission pipelines<\/li>\n<li>Power plants<\/li>\n<li>Large industrial systems<\/li>\n<\/ul>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"Butterfly_Valve_Actuation_Options\"><\/span>Butterfly Valve Actuation Options<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p class=\"isSelectedEnd\">Actuation determines how the valve is operated. The correct actuator improves efficiency, automation capability, and operational safety.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"1_Manual_Actuation\"><\/span>1. Manual Actuation<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p class=\"isSelectedEnd\">Manual butterfly valves use:<\/p>\n<ul data-spread=\"false\">\n<li>Lever handles<\/li>\n<li>Gear operators<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Vantaggi:<\/p>\n<ul data-spread=\"false\">\n<li>Simple operation<\/li>\n<li>Low cost<\/li>\n<li>Minimal maintenance<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Applications:<\/p>\n<ul data-spread=\"false\">\n<li>Small valves<\/li>\n<li>Infrequent operation<\/li>\n<\/ul>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"2_Pneumatic_Actuation\"><\/span>2. Pneumatic Actuation<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p class=\"isSelectedEnd\">Pneumatic actuators use compressed air for valve operation.<\/p>\n<p class=\"isSelectedEnd\">Vantaggi:<\/p>\n<ul data-spread=\"false\">\n<li>Fast response<\/li>\n<li>Reliable automation<\/li>\n<li>Suitable for hazardous environments<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Applications:<\/p>\n<ul data-spread=\"false\">\n<li>Industrial automation<\/li>\n<li>Chemical plants<\/li>\n<li>Oil and gas facilities<\/li>\n<\/ul>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"3_Electric_Actuation\"><\/span>3. Electric Actuation<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p class=\"isSelectedEnd\">Electric actuators use electric motors for valve control.<\/p>\n<p class=\"isSelectedEnd\">Vantaggi:<\/p>\n<ul data-spread=\"false\">\n<li>Precise positioning<\/li>\n<li>Easy remote operation<\/li>\n<li>Compatible with control systems<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Applications:<\/p>\n<ul data-spread=\"false\">\n<li>HVAC automation<\/li>\n<li>Water treatment plants<\/li>\n<li>Remote facilities<\/li>\n<\/ul>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"4_Hydraulic_Actuation\"><\/span>4. Hydraulic Actuation<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p class=\"isSelectedEnd\">Hydraulic actuators use pressurized fluid for high-force operation.<\/p>\n<p class=\"isSelectedEnd\">Vantaggi:<\/p>\n<ul data-spread=\"false\">\n<li>High torque output<\/li>\n<li>Reliable for large valves<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Applications:<\/p>\n<ul data-spread=\"false\">\n<li>Offshore platforms<\/li>\n<li>High-pressure systems<\/li>\n<li>Heavy industrial operations<\/li>\n<\/ul>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"Key_Factors_to_Consider_When_Selecting_a_Butterfly_Valve\"><\/span>Key Factors to Consider When Selecting a Butterfly Valve<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p class=\"isSelectedEnd\">Before finalizing valve selection, engineers should evaluate:<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Fluid_Characteristics\"><\/span>Fluid Characteristics<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Consider:<\/p>\n<ul data-spread=\"false\">\n<li>Corrosiveness<\/li>\n<li>Abrasiveness<\/li>\n<li>Viscosity<\/li>\n<li>Cleanliness<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Pressure_and_Temperature\"><\/span>Pressione e temperatura<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Ensure materials and seat design can withstand operating conditions.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Flow_Control_Requirements\"><\/span>Flow Control Requirements<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Determine whether the valve is used for:<\/p>\n<ul data-spread=\"false\">\n<li>Isolation<\/li>\n<li>Throttling<\/li>\n<li>Automated process control<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Maintenance_Accessibility\"><\/span>Maintenance Accessibility<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Select a valve design that supports efficient servicing and replacement.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Industry_Standards\"><\/span>Standard di settore<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Verify compliance with standards such as:<\/p>\n<ul data-spread=\"false\">\n<li>API<\/li>\n<li>ANSI<\/li>\n<li>ISO<\/li>\n<li>AWWA<\/li>\n<li>ASME<\/li>\n<\/ul>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"Common_Butterfly_Valve_Applications\"><\/span>Common Butterfly Valve Applications<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p class=\"isSelectedEnd\">Butterfly valves are used across many industries, including:<\/p>\n<ul data-spread=\"false\">\n<li>Water treatment plants<\/li>\n<li>HVAC systems<\/li>\n<li>Fire protection systems<\/li>\n<li>Chemical processing<\/li>\n<li>Oil and gas pipelines<\/li>\n<li>Marine applications<\/li>\n<li>Food and beverage processing<\/li>\n<li>Power generation<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Their versatility makes them one of the most practical valve solutions for large-diameter piping systems.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>Conclusione<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p class=\"isSelectedEnd\">Selecting the correct butterfly valve requires careful evaluation of seat materials, disc construction, offset geometry, end connections, and actuation methods. Every component influences valve performance, durability, sealing reliability, and operational efficiency.<\/p>\n<p class=\"isSelectedEnd\">Resilient-seated concentric valves may be ideal for water systems, while triple offset metal-seated valves are better suited for high-temperature and critical industrial applications.<\/p>\n<p>By understanding the relationship between process conditions and valve design, engineers can make informed decisions that improve safety, reduce maintenance costs, and maximize system reliability over the long term.<\/p>\n<h1><span class=\"ez-toc-section\" id=\"Frequently_Asked_Questions_FAQ_About_Butterfly_Valve_Selection\"><\/span>Frequently Asked Questions (FAQ) About Butterfly Valve Selection<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<h2><span class=\"ez-toc-section\" id=\"1_What_is_a_butterfly_valve_used_for\"><\/span>1. What is a butterfly valve used for?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">A butterfly valve is used to start, stop, or regulate fluid flow in a piping system. It is commonly used in water treatment, HVAC, chemical processing, oil and gas, marine, and power generation applications because of its compact design and fast operation.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"2_Why_are_butterfly_valves_popular_in_industrial_systems\"><\/span>2. Why are butterfly valves popular in industrial systems?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Butterfly valves are widely used because they offer:<\/p>\n<ul data-spread=\"false\">\n<li>Lightweight construction<\/li>\n<li>Compact size<\/li>\n<li>Low installation cost<\/li>\n<li>Quick quarter-turn operation<\/li>\n<li>Minimal maintenance<\/li>\n<li>Good performance in large pipe sizes<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">These advantages make them a cost-effective solution for many flow control applications.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"3_What_is_the_difference_between_resilient-seated_and_metal-seated_butterfly_valves\"><\/span>3. What is the difference between resilient-seated and metal-seated butterfly valves?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Resilient-Seated_Butterfly_Valves\"><\/span>Resilient-Seated Butterfly Valves<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-spread=\"false\">\n<li>Use rubber or PTFE seats<\/li>\n<li>Provide bubble-tight shutoff<\/li>\n<li>Suitable for low- and medium-temperature service<\/li>\n<li>Common in water and HVAC systems<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Metal-Seated_Butterfly_Valves\"><\/span>Metal-Seated Butterfly Valves<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-spread=\"false\">\n<li>Use metal-to-metal sealing<\/li>\n<li>Designed for high temperatures and abrasive media<\/li>\n<li>Common in steam, refinery, and power plant applications<\/li>\n<\/ul>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"4_Which_seat_material_is_best_for_butterfly_valves\"><\/span>4. Which seat material is best for butterfly valves?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">The best seat material depends on the application:<\/p>\n<table>\n<tbody>\n<tr>\n<th>Seat Material<\/th>\n<th>Best For<\/th>\n<\/tr>\n<tr>\n<td>EPDM<\/td>\n<td>Water, HVAC, cooling systems<\/td>\n<\/tr>\n<tr>\n<td>NBR<\/td>\n<td>Oil, fuel, compressed air<\/td>\n<\/tr>\n<tr>\n<td>PTFE<\/td>\n<td>Corrosive chemicals<\/td>\n<\/tr>\n<tr>\n<td>Metal Seat<\/td>\n<td>High temperature and abrasive service<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p class=\"isSelectedEnd\">Always verify chemical compatibility and temperature limits before selection.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"5_What_is_the_difference_between_concentric_double_offset_and_triple_offset_butterfly_valves\"><\/span>5. What is the difference between concentric, double offset, and triple offset butterfly valves?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Concentric_Butterfly_Valve\"><\/span>Concentric Butterfly Valve<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-spread=\"false\">\n<li>Shaft centered in the disc<\/li>\n<li>Economical design<\/li>\n<li>Suitable for low-pressure service<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Double_Offset_Butterfly_Valve\"><\/span>Double Offset Butterfly Valve<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-spread=\"false\">\n<li>Reduced seat friction<\/li>\n<li>Lower torque<\/li>\n<li>Better for higher pressure applications<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Triple_Offset_Butterfly_Valve\"><\/span>Triple Offset Butterfly Valve<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-spread=\"false\">\n<li>Zero-friction sealing design<\/li>\n<li>Excellent for high-temperature and critical isolation service<\/li>\n<li>Often uses metal seating<\/li>\n<\/ul>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"6_When_should_I_use_a_triple_offset_butterfly_valve\"><\/span>6. When should I use a triple offset butterfly valve?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Triple offset butterfly valves are ideal for:<\/p>\n<ul data-spread=\"false\">\n<li>Steam systems<\/li>\n<li>LNG applications<\/li>\n<li>High-pressure pipelines<\/li>\n<li>High-temperature service<\/li>\n<li>Critical shutoff applications<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">They provide excellent sealing reliability and long service life in severe operating conditions.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"7_What_are_the_common_butterfly_valve_end_connections\"><\/span>7. What are the common butterfly valve end connections?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">The most common end connections include:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Wafer_Type-2\"><\/span>Tipo di wafer<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-spread=\"false\">\n<li>Lightweight and compact<\/li>\n<li>Installed between flanges<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Lug_Type-2\"><\/span>Lug Type<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-spread=\"false\">\n<li>Supports dead-end service<\/li>\n<li>Easier maintenance<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Double-Flanged_Type-2\"><\/span>Double-Flanged Type<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-spread=\"false\">\n<li>Strong mechanical support<\/li>\n<li>Suitable for large-diameter pipelines<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">The best choice depends on pipeline design and maintenance requirements.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"8_How_do_I_choose_the_right_butterfly_valve_actuator\"><\/span>8. How do I choose the right butterfly valve actuator?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">The selection depends on automation needs and operating conditions.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Manual_Actuation\"><\/span>Manual Actuation<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"isSelectedEnd\">Best for small valves and infrequent operation.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Pneumatic_Actuation\"><\/span>Pneumatic Actuation<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"isSelectedEnd\">Best for fast automation and hazardous environments.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Electric_Actuation\"><\/span>Electric Actuation<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"isSelectedEnd\">Best for remote control and precise positioning.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Hydraulic_Actuation\"><\/span>Hydraulic Actuation<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"isSelectedEnd\">Best for large valves requiring high torque.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"9_Can_butterfly_valves_be_used_for_throttling\"><\/span>9. Can butterfly valves be used for throttling?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Yes. Butterfly valves can regulate flow, especially high-performance designs. However, continuous throttling at small openings may increase disc wear and turbulence.<\/p>\n<p class=\"isSelectedEnd\">For highly precise control, globe valves are sometimes preferred.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"10_What_industries_commonly_use_butterfly_valves\"><\/span>10. What industries commonly use butterfly valves?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Butterfly valves are widely used in:<\/p>\n<ul data-spread=\"false\">\n<li>Water treatment<\/li>\n<li>HVAC systems<\/li>\n<li>Oil and gas<\/li>\n<li>Chemical processing<\/li>\n<li>Marine applications<\/li>\n<li>Food and beverage plants<\/li>\n<li>Power generation<\/li>\n<li>Fire protection systems<\/li>\n<\/ul>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"11_What_are_the_advantages_of_butterfly_valves_compared_to_gate_valves\"><\/span>11. What are the advantages of butterfly valves compared to gate valves?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Butterfly valves generally offer:<\/p>\n<ul data-spread=\"false\">\n<li>Smaller footprint<\/li>\n<li>Faster operation<\/li>\n<li>Lower weight<\/li>\n<li>Lower installation cost<\/li>\n<li>Better suitability for large pipe diameters<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">However, gate valves may provide lower pressure drop in fully open conditions.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"12_Are_butterfly_valves_suitable_for_high-pressure_applications\"><\/span>12. Are butterfly valves suitable for high-pressure applications?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Yes, but the valve design matters.<\/p>\n<ul data-spread=\"false\">\n<li>Concentric butterfly valves are usually limited to lower pressures.<\/li>\n<li>Double offset and triple offset valves are designed for higher-pressure industrial systems.<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Always check the valve pressure rating before selection.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"13_What_materials_are_commonly_used_for_butterfly_valve_discs\"><\/span>13. What materials are commonly used for butterfly valve discs?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Common disc materials include:<\/p>\n<ul data-spread=\"false\">\n<li>Ductile iron<\/li>\n<li>Stainless steel<\/li>\n<li>Aluminum bronze<\/li>\n<li>Duplex stainless steel<\/li>\n<li>Hastelloy<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Material selection depends on fluid compatibility, corrosion resistance, and operating temperature.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"14_How_do_butterfly_valves_reduce_installation_costs\"><\/span>14. How do butterfly valves reduce installation costs?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Butterfly valves are lighter and more compact than many other valve types, reducing:<\/p>\n<ul data-spread=\"false\">\n<li>Transportation costs<\/li>\n<li>Structural support requirements<\/li>\n<li>Installation labor<\/li>\n<li>Space requirements<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">This makes them especially economical for large-diameter systems.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"15_What_factors_should_be_considered_when_selecting_a_butterfly_valve\"><\/span>15. What factors should be considered when selecting a butterfly valve?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Key selection factors include:<\/p>\n<ul data-spread=\"false\">\n<li>Fluid type<\/li>\n<li>Pressure and temperature<\/li>\n<li>Corrosion resistance<\/li>\n<li>Flow control requirements<\/li>\n<li>End connection type<\/li>\n<li>Seat material<\/li>\n<li>Actuation method<\/li>\n<li>Industry standards compliance<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Proper evaluation helps ensure long-term performance and reliability.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"16_How_long_do_butterfly_valves_typically_last\"><\/span>16. How long do butterfly valves typically last?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Service life depends on:<\/p>\n<ul data-spread=\"false\">\n<li>Operating conditions<\/li>\n<li>Media type<\/li>\n<li>Valve material<\/li>\n<li>Maintenance practices<\/li>\n<li>Frequency of operation<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Properly selected and maintained butterfly valves can provide many years of reliable service.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"17_Can_butterfly_valves_handle_corrosive_chemicals\"><\/span>17. Can butterfly valves handle corrosive chemicals?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Yes. Butterfly valves with PTFE seats and corrosion-resistant disc materials such as stainless steel or Hastelloy are commonly used in chemical processing applications.<\/p>\n<p class=\"isSelectedEnd\">Always confirm chemical compatibility before installation.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"18_What_causes_butterfly_valve_leakage\"><\/span>18. What causes butterfly valve leakage?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Common causes include:<\/p>\n<ul data-spread=\"false\">\n<li>Seat wear<\/li>\n<li>Disc damage<\/li>\n<li>Incorrect installation<\/li>\n<li>Excessive pressure<\/li>\n<li>Debris buildup<\/li>\n<li>Improper actuator adjustment<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Regular inspection and maintenance help prevent leakage problems.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"19_Are_butterfly_valves_suitable_for_vacuum_service\"><\/span>19. Are butterfly valves suitable for vacuum service?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Some butterfly valves can operate under vacuum conditions, especially high-performance or triple offset designs. Proper seat and sealing selection is important for maintaining vacuum integrity.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"20_How_do_I_know_which_butterfly_valve_is_best_for_my_application\"><\/span>20. How do I know which butterfly valve is best for my application?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">The best butterfly valve depends on the specific process conditions, including:<\/p>\n<ul data-spread=\"false\">\n<li>Media type<\/li>\n<li>Valutazione della pressione<\/li>\n<li>Intervallo di temperatura<\/li>\n<li>Required shutoff performance<\/li>\n<li>Automation needs<\/li>\n<li>Budget considerations<\/li>\n<\/ul>\n<p>Consulting valve manufacturers or engineering specialists can help ensure proper valve selection.<\/p>","protected":false},"excerpt":{"rendered":"<p>Introduction Butterfly valves are among the most widely used valves in modern industrial piping systems. Known for their compact design, lightweight construction, fast operation, and cost efficiency, butterfly valves are commonly used in water treatment, HVAC, chemical processing, marine systems, oil and gas, and power generation industries. However, selecting the right butterfly valve involves more [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"advanced_seo_description":"","jetpack_seo_html_title":"","jetpack_seo_noindex":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[1],"tags":[782],"class_list":["post-18691","post","type-post","status-publish","format-standard","hentry","category-industry-news","tag-butterfly-valve"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/oudianvalve.com\/it\/wp-json\/wp\/v2\/posts\/18691","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oudianvalve.com\/it\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/oudianvalve.com\/it\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/oudianvalve.com\/it\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/oudianvalve.com\/it\/wp-json\/wp\/v2\/comments?post=18691"}],"version-history":[{"count":1,"href":"https:\/\/oudianvalve.com\/it\/wp-json\/wp\/v2\/posts\/18691\/revisions"}],"predecessor-version":[{"id":18693,"href":"https:\/\/oudianvalve.com\/it\/wp-json\/wp\/v2\/posts\/18691\/revisions\/18693"}],"wp:attachment":[{"href":"https:\/\/oudianvalve.com\/it\/wp-json\/wp\/v2\/media?parent=18691"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/oudianvalve.com\/it\/wp-json\/wp\/v2\/categories?post=18691"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/oudianvalve.com\/it\/wp-json\/wp\/v2\/tags?post=18691"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}