{"id":18694,"date":"2026-05-28T13:25:14","date_gmt":"2026-05-28T13:25:14","guid":{"rendered":"https:\/\/oudianvalve.com\/?p=18694"},"modified":"2026-05-28T13:25:14","modified_gmt":"2026-05-28T13:25:14","slug":"how-does-a-globe-valve-work-flow-path-shutoff","status":"publish","type":"post","link":"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/","title":{"rendered":"Como funciona uma v\u00e1lvula globo? Fluxo e bloqueio"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_86 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\">\u00cdndice<\/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;\">Alternar<\/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\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#Introduction\" >Introdu\u00e7\u00e3o<\/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\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#What_Is_a_Globe_Valve\" >What Is a Globe 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\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#Main_Components_of_a_Globe_Valve\" >Main Components of a Globe Valve<\/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\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#1_Valve_Body\" >1. Valve Body<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#2_Bonnet\" >2. Bonnet<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#3_Stem\" >3. Stem<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#4_Disc_or_Plug\" >4. Disc or Plug<\/a><\/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\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#5_Seat_Ring\" >5. Seat Ring<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#6_Handwheel_or_Actuator\" >6. Handwheel or Actuator<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#How_Does_a_Globe_Valve_Work\" >How Does a Globe Valve Work?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#Globe_Valve_Open_Position\" >Globe Valve Open Position<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#Globe_Valve_Closed_Position_Shutoff\" >Globe Valve Closed Position (Shutoff)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#Understanding_the_Globe_Valve_Flow_Path\" >Understanding the Globe Valve Flow Path<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#Why_the_Flow_Path_Matters\" >Why the Flow Path Matters<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#1_Excellent_Throttling_Control\" >1. Excellent Throttling Control<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#2_Higher_Pressure_Drop\" >2. Higher Pressure Drop<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#3_Improved_Shutoff_Performance\" >3. Improved Shutoff Performance<\/a><\/li><\/ul><\/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\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#Types_of_Globe_Valve_Body_Designs\" >Types of Globe Valve Body Designs<\/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\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#1_Z-Pattern_Globe_Valve\" >1. Z-Pattern Globe Valve<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#2_Y-Pattern_Globe_Valve\" >2. Y-Pattern Globe Valve<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#3_Angle_Globe_Valve\" >3. Angle Globe Valve<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#Flow_Direction_in_Globe_Valves\" >Flow Direction in Globe Valves<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#Flow_Under_the_Seat\" >Flow Under the Seat<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#Flow_Over_the_Seat\" >Flow Over the Seat<\/a><\/li><\/ul><\/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\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#Globe_Valves_for_Throttling_Applications\" >Globe Valves for Throttling Applications<\/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\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#Advantages_of_Globe_Valves\" >Advantages of Globe Valves<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#Precise_Flow_Control\" >Precise Flow Control<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#Reliable_Shutoff\" >Reliable Shutoff<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#Good_Pressure_Control\" >Good Pressure Control<\/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\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#Wide_Material_Availability\" >Wide Material Availability<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-31\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#Limitations_of_Globe_Valves\" >Limitations of Globe Valves<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-32\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#Higher_Pressure_Drop\" >Higher Pressure Drop<\/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\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#Larger_Operating_Force\" >Larger Operating Force<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-34\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#Slower_Operation\" >Slower Operation<\/a><\/li><\/ul><\/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\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#Common_Applications_of_Globe_Valves\" >Common Applications of Globe Valves<\/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\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#Maintenance_Considerations\" >Maintenance Considerations<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-37\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#Conclusion\" >Conclus\u00e3o<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-38\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#Frequently_Asked_Questions_FAQ_About_Globe_Valve_Selection\" >Frequently Asked Questions (FAQ) About Globe 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-39\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#1_What_is_a_globe_valve_used_for\" >1. What is a globe valve used for?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-40\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#2_Why_are_globe_valves_preferred_for_throttling_applications\" >2. Why are globe valves preferred for throttling applications?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-41\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#3_What_are_the_main_types_of_globe_valves\" >3. What are the main types of globe valves?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-42\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#Z-Pattern_Globe_Valve\" >Z-Pattern Globe Valve<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-43\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#Y-Pattern_Globe_Valve\" >Y-Pattern Globe Valve<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-44\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#Angle_Globe_Valve\" >V\u00e1lvula globo angular<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-45\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#4_What_factors_should_be_considered_when_selecting_a_globe_valve\" >4. What factors should be considered when selecting a globe valve?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-46\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#5_How_does_pressure_drop_affect_globe_valve_selection\" >5. How does pressure drop affect globe valve selection?<\/a><\/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\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#6_What_is_Cv_in_globe_valve_selection\" >6. What is Cv in globe valve selection?<\/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\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#7_How_do_I_choose_the_correct_globe_valve_size\" >7. How do I choose the correct globe valve size?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-49\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#8_Which_materials_are_commonly_used_for_globe_valves\" >8. Which materials are commonly used for globe valves?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-50\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#9_What_is_the_difference_between_soft-seated_and_metal-seated_globe_valves\" >9. What is the difference between soft-seated and metal-seated globe valves?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-51\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#Soft-Seated_Globe_Valves\" >Soft-Seated Globe Valves<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-52\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#Metal-Seated_Globe_Valves\" >Metal-Seated Globe Valves<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-53\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#10_Can_globe_valves_be_used_for_onoff_service\" >10. Can globe valves be used for on\/off service?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-54\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#11_What_end_connections_are_available_for_globe_valves\" >11. What end connections are available for globe valves?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-55\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#12_What_is_the_difference_between_manual_and_actuated_globe_valves\" >12. What is the difference between manual and actuated globe valves?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-56\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#Manual_Globe_Valves\" >Manual Globe Valves<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-57\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#Actuated_Globe_Valves\" >Actuated Globe Valves<\/a><\/li><\/ul><\/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\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#13_Are_globe_valves_suitable_for_high-temperature_applications\" >13. Are globe valves suitable for high-temperature applications?<\/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\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#14_What_causes_globe_valve_leakage\" >14. What causes globe valve leakage?<\/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\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#15_How_do_I_reduce_pressure_drop_in_a_globe_valve_system\" >15. How do I reduce pressure drop in a globe valve system?<\/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\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#16_What_industries_commonly_use_globe_valves\" >16. What industries commonly use globe valves?<\/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\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#17_What_is_cavitation_in_a_globe_valve\" >17. What is cavitation in a globe valve?<\/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\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#18_How_often_should_globe_valves_be_maintained\" >18. How often should globe valves be maintained?<\/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\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#19_What_are_the_advantages_of_globe_valves_compared_to_gate_valves\" >19. What are the advantages of globe 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-65\" href=\"https:\/\/oudianvalve.com\/pt\/2026\/05\/how-does-a-globe-valve-work-flow-path-shutoff\/#20_How_do_I_know_which_globe_valve_is_best_for_my_application\" >20. How do I know which globe valve is best for my application?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Introduction\"><\/span>Introdu\u00e7\u00e3o<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Globe valves are one of the most commonly used valves in industrial piping systems, especially in applications requiring accurate flow regulation and reliable shutoff performance. Known for their excellent throttling capability, globe valves are widely used in steam systems, chemical plants, oil and gas facilities, power stations, HVAC systems, and water treatment applications.<\/p>\n<p class=\"isSelectedEnd\">Understanding how a globe valve works is essential for engineers, maintenance personnel, and system designers. The valve\u2019s internal flow path and shutoff mechanism directly influence pressure drop, control accuracy, sealing performance, and operational efficiency.<\/p>\n<p class=\"isSelectedEnd\">This article explains the working principle of globe valves, their internal flow path, shutoff operation, major components, and common applications.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"What_Is_a_Globe_Valve\"><\/span>What Is a Globe Valve?<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<figure id=\"attachment_18672\" aria-describedby=\"caption-attachment-18672\" style=\"width: 300px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-18672\" src=\"https:\/\/oudianvalve.com\/wp-content\/uploads\/2026\/05\/TA2-Globe-Valve-DN40-PN16-RF-End-300x300.jpg\" alt=\"China TA2 Globe Valve Manufacture\" width=\"300\" height=\"300\" \/><figcaption id=\"caption-attachment-18672\" class=\"wp-caption-text\">TA2 Globe Valve,DN40 TA2 Globe Valve,PN16 TA2 Globe Valve,RF End TA2 Globe Valve,China TA2 Globe Valve Manufacture<\/figcaption><\/figure>\n<p class=\"isSelectedEnd\">A globe valve is a linear motion valve designed to regulate, start, or stop fluid flow. The valve uses a movable disc or plug that travels perpendicular to the seat to control the opening inside the valve body.<\/p>\n<p class=\"isSelectedEnd\">Unlike quarter-turn valves such as ball or butterfly valves, globe valves operate through multiple stem rotations that gradually move the disc toward or away from the seat.<\/p>\n<p class=\"isSelectedEnd\">The name \u201cglobe valve\u201d comes from the original spherical shape of the valve body, although modern designs are available in many body configurations.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"Main_Components_of_a_Globe_Valve\"><\/span>Main Components of a Globe Valve<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p class=\"isSelectedEnd\">To understand how a globe valve works, it is important to know its primary components.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"1_Valve_Body\"><\/span>1. Valve Body<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">The valve body is the pressure-containing outer shell that houses all internal components and directs fluid flow.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"2_Bonnet\"><\/span>2. Bonnet<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">The bonnet connects to the valve body and encloses the stem and packing assembly.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"3_Stem\"><\/span>3. Stem<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">The stem transfers motion from the actuator or handwheel to the disc.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"4_Disc_or_Plug\"><\/span>4. Disc or Plug<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">The disc moves up and down to regulate or stop flow.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"5_Seat_Ring\"><\/span>5. Seat Ring<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">The seat provides the sealing surface where the disc closes to stop fluid flow.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"6_Handwheel_or_Actuator\"><\/span>6. Handwheel or Actuator<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">The handwheel or actuator operates the valve manually or automatically.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"How_Does_a_Globe_Valve_Work\"><\/span>How Does a Globe Valve Work?<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p class=\"isSelectedEnd\">A globe valve controls flow by moving the disc vertically relative to the seat opening.<\/p>\n<p class=\"isSelectedEnd\">When the handwheel rotates:<\/p>\n<ul data-spread=\"false\">\n<li>The stem moves upward or downward<\/li>\n<li>The disc either lifts away from the seat or presses against it<\/li>\n<li>The flow area changes accordingly<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">This linear movement allows precise control over fluid flow rates.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"Globe_Valve_Open_Position\"><\/span>Globe Valve Open Position<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p class=\"isSelectedEnd\">When the valve is opened:<\/p>\n<ul data-spread=\"false\">\n<li>The stem lifts the disc away from the seat<\/li>\n<li>Fluid flows through the opening between the disc and seat<\/li>\n<li>Increasing the opening increases flow rate<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">The degree of opening determines how much fluid passes through the valve.<\/p>\n<p class=\"isSelectedEnd\">Because globe valves allow gradual opening adjustments, they are excellent for throttling applications.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"Globe_Valve_Closed_Position_Shutoff\"><\/span>Globe Valve Closed Position (Shutoff)<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p class=\"isSelectedEnd\">When the valve closes:<\/p>\n<ul data-spread=\"false\">\n<li>The stem pushes the disc downward<\/li>\n<li>The disc contacts the seat ring<\/li>\n<li>The flow path becomes sealed<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">This shutoff mechanism blocks fluid flow through the pipeline.<\/p>\n<p class=\"isSelectedEnd\">The sealing effectiveness depends on:<\/p>\n<ul data-spread=\"false\">\n<li>Seat material<\/li>\n<li>Disc design<\/li>\n<li>Surface finish<\/li>\n<li>Operating pressure<\/li>\n<li>Proper alignment<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Globe valves are capable of providing very tight shutoff performance when properly maintained.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"Understanding_the_Globe_Valve_Flow_Path\"><\/span>Understanding the Globe Valve Flow Path<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p class=\"isSelectedEnd\">One of the defining characteristics of a globe valve is its internal flow path.<\/p>\n<p class=\"isSelectedEnd\">Unlike straight-through valves, the fluid changes direction inside the valve body.<\/p>\n<p class=\"isSelectedEnd\">A typical globe valve flow path involves:<\/p>\n<ol start=\"1\" data-spread=\"false\">\n<li>Fluid entering beneath the seat<\/li>\n<li>Flow changing direction upward through the seat opening<\/li>\n<li>Fluid changing direction again before exiting the valve<\/li>\n<\/ol>\n<p class=\"isSelectedEnd\">This complex flow path creates turbulence and pressure drop.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"Why_the_Flow_Path_Matters\"><\/span>Why the Flow Path Matters<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p class=\"isSelectedEnd\">The internal flow path affects several important performance factors.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"1_Excellent_Throttling_Control\"><\/span>1. Excellent Throttling Control<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">The restricted flow area allows precise flow modulation.<\/p>\n<p class=\"isSelectedEnd\">Small stem movements create controlled changes in flow rate.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"2_Higher_Pressure_Drop\"><\/span>2. Higher Pressure Drop<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">The multiple directional changes increase flow resistance and energy loss.<\/p>\n<p class=\"isSelectedEnd\">Compared to gate or ball valves, globe valves generate greater pressure drop.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"3_Improved_Shutoff_Performance\"><\/span>3. Improved Shutoff Performance<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">The perpendicular seating action creates strong sealing force between the disc and seat.<\/p>\n<p class=\"isSelectedEnd\">This helps achieve reliable shutoff capability.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"Types_of_Globe_Valve_Body_Designs\"><\/span>Types of Globe Valve Body Designs<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p class=\"isSelectedEnd\">Different <a href=\"https:\/\/oudianvalve.com\/pt\/products\/globe-valves\/317l-globe-valve-din-3356-dn100-pn25\/\">globe valve<\/a> body patterns affect flow characteristics and pressure drop.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"1_Z-Pattern_Globe_Valve\"><\/span>1. Z-Pattern Globe Valve<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p class=\"isSelectedEnd\">The Z-pattern is the most common design.<\/p>\n<p class=\"isSelectedEnd\">Characteristics:<\/p>\n<ul data-spread=\"false\">\n<li>Highest pressure drop<\/li>\n<li>Excellent shutoff performance<\/li>\n<li>Good throttling capability<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Applications:<\/p>\n<ul data-spread=\"false\">\n<li>General industrial service<\/li>\n<li>Sistemas de vapor<\/li>\n<\/ul>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"2_Y-Pattern_Globe_Valve\"><\/span>2. Y-Pattern Globe Valve<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p class=\"isSelectedEnd\">O padr\u00e3o em Y reduz a resist\u00eancia ao fluxo de ar ao inclinar a haste e o selim.<\/p>\n<p class=\"isSelectedEnd\">Vantagens:<\/p>\n<ul data-spread=\"false\">\n<li>Redu\u00e7\u00e3o da queda de press\u00e3o<\/li>\n<li>Melhor efici\u00eancia de fluxo<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Applications:<\/p>\n<ul data-spread=\"false\">\n<li>Servi\u00e7o de alta press\u00e3o<\/li>\n<li>Sistemas de alta temperatura<\/li>\n<\/ul>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"3_Angle_Globe_Valve\"><\/span>3. Angle Globe Valve<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p class=\"isSelectedEnd\">O padr\u00e3o angular altera a dire\u00e7\u00e3o da sa\u00edda em 90 graus.<\/p>\n<p class=\"isSelectedEnd\">Vantagens:<\/p>\n<ul data-spread=\"false\">\n<li>Layout simplificado da tubula\u00e7\u00e3o<\/li>\n<li>N\u00famero reduzido de acess\u00f3rios<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Applications:<\/p>\n<ul data-spread=\"false\">\n<li>Sistemas de fluxo pulsante<\/li>\n<li>Sistemas de alimenta\u00e7\u00e3o de \u00e1gua de caldeira<\/li>\n<\/ul>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"Flow_Direction_in_Globe_Valves\"><\/span>Flow Direction in Globe Valves<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p class=\"isSelectedEnd\">As v\u00e1lvulas globo s\u00e3o frequentemente projetadas com uma dire\u00e7\u00e3o de fluxo preferencial indicada por uma seta no corpo da v\u00e1lvula.<\/p>\n<p class=\"isSelectedEnd\">Duas configura\u00e7\u00f5es comuns incluem:<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Flow_Under_the_Seat\"><\/span>Flow Under the Seat<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">O fluido entra por baixo do disco.<\/p>\n<p class=\"isSelectedEnd\">Vantagens:<\/p>\n<ul data-spread=\"false\">\n<li>Abertura mais f\u00e1cil<\/li>\n<li>Carga reduzida na haste<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Comum em servi\u00e7os de limita\u00e7\u00e3o de velocidade.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"Flow_Over_the_Seat\"><\/span>Flow Over the Seat<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">O fluido entra por cima do disco.<\/p>\n<p class=\"isSelectedEnd\">Vantagens:<\/p>\n<ul data-spread=\"false\">\n<li>Melhor desligamento em alta press\u00e3o<\/li>\n<li>Redu\u00e7\u00e3o do levantamento do disco durante o fechamento<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Comum em aplica\u00e7\u00f5es de alta temperatura e alta press\u00e3o.<\/p>\n<p class=\"isSelectedEnd\">A instala\u00e7\u00e3o correta \u00e9 essencial para o bom funcionamento da v\u00e1lvula.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"Globe_Valves_for_Throttling_Applications\"><\/span>Globe Valves for Throttling Applications<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p class=\"isSelectedEnd\">Uma das principais raz\u00f5es pelas quais as v\u00e1lvulas globo s\u00e3o amplamente utilizadas \u00e9 a sua excelente capacidade de regula\u00e7\u00e3o do fluxo de ar.<\/p>\n<p class=\"isSelectedEnd\">S\u00e3o ideais para:<\/p>\n<ul data-spread=\"false\">\n<li>Regula\u00e7\u00e3o do fluxo<\/li>\n<li>Controle de press\u00e3o<\/li>\n<li>Controle de vapor<\/li>\n<li>Sistemas de \u00e1gua de refrigera\u00e7\u00e3o<\/li>\n<li>dosagem qu\u00edmica<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">O movimento linear do disco proporciona um controle preciso e repet\u00edvel.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"Advantages_of_Globe_Valves\"><\/span>Advantages of Globe Valves<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p class=\"isSelectedEnd\">As v\u00e1lvulas globo oferecem diversas vantagens importantes:<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Precise_Flow_Control\"><\/span>Precise Flow Control<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Ideal para aplica\u00e7\u00f5es de estrangulamento e regula\u00e7\u00e3o.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Reliable_Shutoff\"><\/span>Reliable Shutoff<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Proporciona uma veda\u00e7\u00e3o eficaz.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Good_Pressure_Control\"><\/span>Good Pressure Control<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Lida eficazmente com condi\u00e7\u00f5es de processo vari\u00e1veis.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Wide_Material_Availability\"><\/span>Wide Material Availability<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Dispon\u00edvel em materiais adequados para aplica\u00e7\u00f5es corrosivas, de alta temperatura e alta press\u00e3o.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"Limitations_of_Globe_Valves\"><\/span>Limitations of Globe Valves<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p class=\"isSelectedEnd\">Apesar de suas vantagens, as v\u00e1lvulas globo tamb\u00e9m apresentam algumas desvantagens.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Higher_Pressure_Drop\"><\/span>Higher Pressure Drop<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">O caminho de fluxo interno cria maior resist\u00eancia em compara\u00e7\u00e3o com as v\u00e1lvulas de passagem direta.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Larger_Operating_Force\"><\/span>Larger Operating Force<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">\u00c9 necess\u00e1ria mais for\u00e7a para abrir e fechar a v\u00e1lvula sob press\u00e3o.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Slower_Operation\"><\/span>Slower Operation<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">O movimento linear requer m\u00faltiplas rota\u00e7\u00f5es para funcionar completamente.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"Common_Applications_of_Globe_Valves\"><\/span>Common Applications of Globe Valves<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p class=\"isSelectedEnd\">As v\u00e1lvulas globo s\u00e3o comumente usadas em:<\/p>\n<ul data-spread=\"false\">\n<li>Sistemas de vapor<\/li>\n<li>Usinas de energia<\/li>\n<li>Processamento qu\u00edmico<\/li>\n<li>Instala\u00e7\u00f5es de petr\u00f3leo e g\u00e1s<\/li>\n<li>Sistemas HVAC<\/li>\n<li>Esta\u00e7\u00f5es de tratamento de \u00e1gua<\/li>\n<li>sistemas de \u00f3leo combust\u00edvel<\/li>\n<li>Sistemas de alimenta\u00e7\u00e3o de \u00e1gua de caldeira<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">S\u00e3o especialmente \u00fateis em situa\u00e7\u00f5es onde o controle preciso do fluxo \u00e9 essencial.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"Maintenance_Considerations\"><\/span>Maintenance Considerations<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p class=\"isSelectedEnd\">A manuten\u00e7\u00e3o adequada ajuda a garantir o funcionamento confi\u00e1vel da v\u00e1lvula globo.<\/p>\n<p class=\"isSelectedEnd\">Tarefas importantes de manuten\u00e7\u00e3o incluem:<\/p>\n<ul data-spread=\"false\">\n<li>Inspe\u00e7\u00e3o das superf\u00edcies do assento e do disco<\/li>\n<li>Monitoramento de vazamentos na embalagem<\/li>\n<li>Lubrifica\u00e7\u00e3o de componentes m\u00f3veis<\/li>\n<li>Verifica\u00e7\u00e3o do desempenho do atuador<\/li>\n<li>Substitui\u00e7\u00e3o de pe\u00e7as de acabamento desgastadas<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">A manuten\u00e7\u00e3o de rotina prolonga a vida \u00fatil da v\u00e1lvula e melhora o desempenho da veda\u00e7\u00e3o.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>Conclus\u00e3o<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p class=\"isSelectedEnd\">As v\u00e1lvulas globo funcionam movendo um disco verticalmente contra uma sede para regular ou interromper o fluxo de fluido. Seu exclusivo percurso interno do fluxo proporciona excelente capacidade de estrangulamento e desempenho de fechamento confi\u00e1vel, tornando-as uma das v\u00e1lvulas mais importantes em sistemas industriais de controle de fluxo.<\/p>\n<p class=\"isSelectedEnd\">Embora as mudan\u00e7as na dire\u00e7\u00e3o do fluxo criem uma queda de press\u00e3o maior, as vantagens de uma regula\u00e7\u00e3o precisa do fluxo e de uma veda\u00e7\u00e3o confi\u00e1vel geralmente superam essa limita\u00e7\u00e3o.<\/p>\n<p>Ao compreender o percurso do fluxo, o mecanismo de bloqueio e as varia\u00e7\u00f5es de projeto das v\u00e1lvulas globo, os engenheiros podem selecionar a configura\u00e7\u00e3o de v\u00e1lvula adequada para uma opera\u00e7\u00e3o eficiente e confi\u00e1vel do sistema.<\/p>\n<h1><span class=\"ez-toc-section\" id=\"Frequently_Asked_Questions_FAQ_About_Globe_Valve_Selection\"><\/span>Frequently Asked Questions (FAQ) About Globe Valve Selection<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<h2><span class=\"ez-toc-section\" id=\"1_What_is_a_globe_valve_used_for\"><\/span>1. What is a globe valve used for?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Uma v\u00e1lvula globo \u00e9 usada principalmente para regular, estrangular e controlar o fluxo de fluidos em um sistema de tubula\u00e7\u00e3o. Ela tamb\u00e9m pode fornecer um servi\u00e7o de fechamento confi\u00e1vel em aplica\u00e7\u00f5es que exigem controle preciso do fluxo.<\/p>\n<p class=\"isSelectedEnd\">Os setores industriais que mais utilizam v\u00e1lvulas globo incluem:<\/p>\n<ul data-spread=\"false\">\n<li>Petr\u00f3leo e g\u00e1s<\/li>\n<li>Gera\u00e7\u00e3o de energia<\/li>\n<li>Processamento qu\u00edmico<\/li>\n<li>Tratamento de \u00e1gua<\/li>\n<li>Sistemas HVAC<\/li>\n<li>Distribui\u00e7\u00e3o de vapor<\/li>\n<\/ul>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"2_Why_are_globe_valves_preferred_for_throttling_applications\"><\/span>2. Why are globe valves preferred for throttling applications?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">As v\u00e1lvulas globo s\u00e3o projetadas com um sistema de disco e sede de movimento linear que permite o ajuste preciso da abertura do fluxo.<\/p>\n<p class=\"isSelectedEnd\">As vantagens da limita\u00e7\u00e3o de velocidade incluem:<\/p>\n<ul data-spread=\"false\">\n<li>Regula\u00e7\u00e3o precisa do fluxo<\/li>\n<li>desempenho de controle est\u00e1vel<\/li>\n<li>Opera\u00e7\u00e3o tranquila<\/li>\n<li>Gest\u00e3o de press\u00e3o confi\u00e1vel<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Isso torna as v\u00e1lvulas globo ideais para servi\u00e7os de modula\u00e7\u00e3o.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"3_What_are_the_main_types_of_globe_valves\"><\/span>3. What are the main types of globe valves?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Os tr\u00eas modelos comuns de corpo de v\u00e1lvula globo s\u00e3o:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Z-Pattern_Globe_Valve\"><\/span>Z-Pattern Globe Valve<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-spread=\"false\">\n<li>Design mais comum<\/li>\n<li>Excelente capacidade de desligamento<\/li>\n<li>Maior queda de press\u00e3o<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Y-Pattern_Globe_Valve\"><\/span>Y-Pattern Globe Valve<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-spread=\"false\">\n<li>Redu\u00e7\u00e3o da queda de press\u00e3o<\/li>\n<li>Melhor efici\u00eancia de fluxo<\/li>\n<li>Adequado para sistemas de alta press\u00e3o<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Angle_Globe_Valve\"><\/span>V\u00e1lvula globo angular<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-spread=\"false\">\n<li>Altera a dire\u00e7\u00e3o do fluxo em 90\u00b0.<\/li>\n<li>Reduz as conex\u00f5es de tubula\u00e7\u00e3o<\/li>\n<li>Ideal para sistemas de fluxo pulsante.<\/li>\n<\/ul>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"4_What_factors_should_be_considered_when_selecting_a_globe_valve\"><\/span>4. What factors should be considered when selecting a globe valve?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Os fatores de sele\u00e7\u00e3o importantes incluem:<\/p>\n<ul data-spread=\"false\">\n<li>Tipo fluido<\/li>\n<li>Operating pressure<\/li>\n<li>Faixa de temperatura<\/li>\n<li>Vaz\u00e3o necess\u00e1ria<\/li>\n<li>queda de press\u00e3o<\/li>\n<li>Tamanho da v\u00e1lvula<\/li>\n<li>Compatibilidade de materiais<\/li>\n<li>Tipo de conex\u00e3o final<\/li>\n<li>M\u00e9todo de atua\u00e7\u00e3o<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Uma avalia\u00e7\u00e3o adequada garante um desempenho confi\u00e1vel a longo prazo.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"5_How_does_pressure_drop_affect_globe_valve_selection\"><\/span>5. How does pressure drop affect globe valve selection?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">As v\u00e1lvulas globo naturalmente criam uma queda de press\u00e3o maior porque o fluido muda de dire\u00e7\u00e3o dentro do corpo da v\u00e1lvula.<\/p>\n<p class=\"isSelectedEnd\">Uma queda de press\u00e3o excessiva pode causar:<\/p>\n<ul data-spread=\"false\">\n<li>Aumento do consumo de energia<\/li>\n<li>Sobrecarga da bomba<\/li>\n<li>Cavita\u00e7\u00e3o<\/li>\n<li>Ru\u00eddo e vibra\u00e7\u00e3o<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Os engenheiros devem equilibrar o desempenho do controle com uma resist\u00eancia ao fluxo aceit\u00e1vel.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"6_What_is_Cv_in_globe_valve_selection\"><\/span>6. What is Cv in globe valve selection?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">O Cv, ou coeficiente de fluxo, mede a capacidade de fluxo da v\u00e1lvula.<\/p>\n<p class=\"isSelectedEnd\">Indica a quantidade de fluido que pode passar pela v\u00e1lvula sob uma queda de press\u00e3o espec\u00edfica.<\/p>\n<p class=\"isSelectedEnd\">Um curr\u00edculo bem selecionado ajuda a alcan\u00e7ar:<\/p>\n<ul data-spread=\"false\">\n<li>Controle est\u00e1vel<\/li>\n<li>Regula\u00e7\u00e3o eficiente do fluxo<\/li>\n<li>Desgaste reduzido<\/li>\n<li>Melhoria da efici\u00eancia energ\u00e9tica<\/li>\n<\/ul>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"7_How_do_I_choose_the_correct_globe_valve_size\"><\/span>7. How do I choose the correct globe valve size?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">O dimensionamento da v\u00e1lvula depende de:<\/p>\n<ul data-spread=\"false\">\n<li>Taxa de fluxo<\/li>\n<li>Condi\u00e7\u00f5es de press\u00e3o<\/li>\n<li>Propriedades dos fluidos<\/li>\n<li>Faixa de controle desejada<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">V\u00e1lvulas superdimensionadas podem reduzir a precis\u00e3o do controle, enquanto v\u00e1lvulas subdimensionadas podem causar uma queda de press\u00e3o excessiva.<\/p>\n<p class=\"isSelectedEnd\">A maioria das v\u00e1lvulas de controle apresenta melhor desempenho quando opera entre as posi\u00e7\u00f5es 20% e 80% (abertas).<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"8_Which_materials_are_commonly_used_for_globe_valves\"><\/span>8. Which materials are commonly used for globe valves?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Os materiais corporais comuns incluem:<\/p>\n<ul data-spread=\"false\">\n<li>Ferro fundido<\/li>\n<li>Ferro fundido d\u00factil<\/li>\n<li>A\u00e7o carbono<\/li>\n<li>A\u00e7o inoxid\u00e1vel<\/li>\n<li>Bronze<\/li>\n<li>Liga de a\u00e7o<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">A sele\u00e7\u00e3o do material depende dos requisitos de press\u00e3o, temperatura e resist\u00eancia \u00e0 corros\u00e3o.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"9_What_is_the_difference_between_soft-seated_and_metal-seated_globe_valves\"><\/span>9. What is the difference between soft-seated and metal-seated globe valves?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Soft-Seated_Globe_Valves\"><\/span>Soft-Seated Globe Valves<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-spread=\"false\">\n<li>Use assentos de elast\u00f4mero ou PTFE<\/li>\n<li>Garanta um fechamento herm\u00e9tico.<\/li>\n<li>Adequado para temperaturas mais baixas.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Metal-Seated_Globe_Valves\"><\/span>Metal-Seated Globe Valves<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-spread=\"false\">\n<li>Projetado para altas temperaturas e servi\u00e7o severo.<\/li>\n<li>Mais resistente ao desgaste e \u00e0 eros\u00e3o.<\/li>\n<li>Comum em sistemas de vapor e alta press\u00e3o.<\/li>\n<\/ul>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"10_Can_globe_valves_be_used_for_onoff_service\"><\/span>10. Can globe valves be used for on\/off service?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Sim. As v\u00e1lvulas globo podem proporcionar um desempenho de fechamento confi\u00e1vel. No entanto, elas s\u00e3o projetadas principalmente para estrangulamento e regula\u00e7\u00e3o de fluxo.<\/p>\n<p class=\"isSelectedEnd\">Para aplica\u00e7\u00f5es que exigem uma queda de press\u00e3o m\u00ednima em condi\u00e7\u00f5es de abertura total, as v\u00e1lvulas de gaveta ou de esfera podem ser mais eficientes.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"11_What_end_connections_are_available_for_globe_valves\"><\/span>11. What end connections are available for globe valves?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">As conex\u00f5es comuns das v\u00e1lvulas globo incluem:<\/p>\n<ul data-spread=\"false\">\n<li>Extremidades flangeadas<\/li>\n<li>Extremidades roscadas<\/li>\n<li>Extremidades para solda de encaixe<\/li>\n<li>Butt weld ends<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">The correct choice depends on system pressure, temperature, and maintenance requirements.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"12_What_is_the_difference_between_manual_and_actuated_globe_valves\"><\/span>12. What is the difference between manual and actuated globe valves?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Manual_Globe_Valves\"><\/span>Manual Globe Valves<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-spread=\"false\">\n<li>Operated by handwheel<\/li>\n<li>Suitable for infrequent adjustments<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Actuated_Globe_Valves\"><\/span>Actuated Globe Valves<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"isSelectedEnd\">Use:<\/p>\n<ul data-spread=\"false\">\n<li>Pneumatic actuators<\/li>\n<li>Electric actuators<\/li>\n<li>Hydraulic actuators<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Suitable for automated process control systems.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"13_Are_globe_valves_suitable_for_high-temperature_applications\"><\/span>13. Are globe valves suitable for high-temperature applications?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Yes. Metal-seated globe valves made from alloy steel or stainless steel are commonly used in:<\/p>\n<ul data-spread=\"false\">\n<li>Sistemas de vapor<\/li>\n<li>Usinas de energia<\/li>\n<li>High-temperature industrial processes<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Proper material selection is essential for thermal resistance.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"14_What_causes_globe_valve_leakage\"><\/span>14. What causes globe 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>Worn seat or disc<\/li>\n<li>Damaged packing<\/li>\n<li>Corrosion<\/li>\n<li>Improper installation<\/li>\n<li>Excessive pressure or temperature<\/li>\n<li>Debris accumulation<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Routine maintenance helps prevent leakage issues.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"15_How_do_I_reduce_pressure_drop_in_a_globe_valve_system\"><\/span>15. How do I reduce pressure drop in a globe valve system?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Pressure drop can be minimized by:<\/p>\n<ul data-spread=\"false\">\n<li>Choosing Y-pattern globe valves<\/li>\n<li>Proper valve sizing<\/li>\n<li>Using smooth piping layouts<\/li>\n<li>Avoiding excessive throttling<\/li>\n<li>Selecting optimized trim designs<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">These measures improve system efficiency.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"16_What_industries_commonly_use_globe_valves\"><\/span>16. What industries commonly use globe valves?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Globe valves are widely used in:<\/p>\n<ul data-spread=\"false\">\n<li>Gera\u00e7\u00e3o de energia<\/li>\n<li>Petr\u00f3leo e g\u00e1s<\/li>\n<li>Petrochemical plants<\/li>\n<li>Tratamento de \u00e1gua<\/li>\n<li>Sistemas HVAC<\/li>\n<li>Marine applications<\/li>\n<li>Pharmaceutical industries<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">They are especially useful where accurate flow control is required.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"17_What_is_cavitation_in_a_globe_valve\"><\/span>17. What is cavitation in a globe valve?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Cavitation occurs when pressure drops below the fluid vapor pressure, creating vapor bubbles that collapse violently.<\/p>\n<p class=\"isSelectedEnd\">This can cause:<\/p>\n<ul data-spread=\"false\">\n<li>Noise<\/li>\n<li>Vibration<\/li>\n<li>Trim erosion<\/li>\n<li>Reduced valve lifespan<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Proper valve sizing and trim selection help minimize cavitation.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"18_How_often_should_globe_valves_be_maintained\"><\/span>18. How often should globe valves be maintained?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Maintenance frequency depends on:<\/p>\n<ul data-spread=\"false\">\n<li>Operating conditions<\/li>\n<li>Media type<\/li>\n<li>Temperature and pressure<\/li>\n<li>Cycle frequency<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Critical control valves may require regular inspections and preventive maintenance schedules.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"19_What_are_the_advantages_of_globe_valves_compared_to_gate_valves\"><\/span>19. What are the advantages of globe valves compared to gate valves?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Globe valves provide:<\/p>\n<ul data-spread=\"false\">\n<li>Better throttling capability<\/li>\n<li>More accurate flow control<\/li>\n<li>Improved shutoff performance<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">However, gate valves generally offer lower pressure drop in fully open service.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"20_How_do_I_know_which_globe_valve_is_best_for_my_application\"><\/span>20. How do I know which globe valve is best for my application?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">The best globe valve depends on:<\/p>\n<ul data-spread=\"false\">\n<li>Process conditions<\/li>\n<li>Fluid characteristics<\/li>\n<li>Control requirements<\/li>\n<li>Pressure and temperature ratings<\/li>\n<li>Maintenance expectations<\/li>\n<li>Budget<\/li>\n<\/ul>\n<p>Working with valve manufacturers or engineering specialists can help ensure proper valve selection and long-term reliability.<\/p>","protected":false},"excerpt":{"rendered":"<p>Introduction Globe valves are one of the most commonly used valves in industrial piping systems, especially in applications requiring accurate flow regulation and reliable shutoff performance. Known for their excellent throttling capability, globe valves are widely used in steam systems, chemical plants, oil and gas facilities, power stations, HVAC systems, and water treatment applications. Understanding [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":18661,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"advanced_seo_description":"","jetpack_seo_html_title":"","jetpack_seo_noindex":false,"jetpack_seo_schema_type":"","_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[1],"tags":[783],"class_list":["post-18694","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-news","tag-globe-valves"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"https:\/\/oudianvalve.com\/wp-content\/uploads\/2026\/05\/317L-Globe-Valve-DIN-3356-DN100-PN25.jpg","_links":{"self":[{"href":"https:\/\/oudianvalve.com\/pt\/wp-json\/wp\/v2\/posts\/18694","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oudianvalve.com\/pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/oudianvalve.com\/pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/oudianvalve.com\/pt\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/oudianvalve.com\/pt\/wp-json\/wp\/v2\/comments?post=18694"}],"version-history":[{"count":1,"href":"https:\/\/oudianvalve.com\/pt\/wp-json\/wp\/v2\/posts\/18694\/revisions"}],"predecessor-version":[{"id":18695,"href":"https:\/\/oudianvalve.com\/pt\/wp-json\/wp\/v2\/posts\/18694\/revisions\/18695"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oudianvalve.com\/pt\/wp-json\/wp\/v2\/media\/18661"}],"wp:attachment":[{"href":"https:\/\/oudianvalve.com\/pt\/wp-json\/wp\/v2\/media?parent=18694"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/oudianvalve.com\/pt\/wp-json\/wp\/v2\/categories?post=18694"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/oudianvalve.com\/pt\/wp-json\/wp\/v2\/tags?post=18694"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}