Series 7100 Butterfly Valves Are Centre Disc Type Valve Having Clearance Between Body And Disc. These Valves Are Selected For Applications Where Leakage Is Acceptable In Disc Fully Closed Condition. These Valves Are Used Generally For Low Pressure Applications. These Valves Are Suitable For Regulating Services In High Temperature Gas Lines Up To +9000c. For Size 20'' & Valves Are Fabricated One.