Oudian Butterfly valves are available in various designs to meet different industrial requirements and operating conditions. Common types include Concentric Butterfly Valves, Double Offset Butterfly Valves, Triple Offset Butterfly Valves, Wafer Butterfly Valves, Lug Butterfly Valves, Flanged Butterfly Valves, and High-Performance Butterfly Valves. Each type offers specific advantages in terms of sealing performance, pressure resistance, flow control, and installation flexibility. Butterfly valves are widely used in water treatment, HVAC systems, oil and gas, chemical processing, power generation, and other industrial pipeline applications