Resilient Seated Concentric Butterfly Valve
Concentric butterfly valves has a resilient rubber seal with a metallic disc , that is placed concentrically between the shaft center line and the disc center line
Features
-Concentric design
-Zero leakage
-Low torque
-Light Weight
-Cost-effective
-Optional Disc with nickel plated or nylon coated
Production Range:
Size: NPS 2~48” , DN50 ~ DN1200
Pressure: Class 150 , PN 10 ~ 16
END Connection: Wafer , Lug , Double Flange
Design Standard: API 609
Face to Face Dimension : API 609
Connection Dimensions: ASME B16.5, ASME B16.47, EN 1092-1
Body Material: Cast Iron ,Carbon Steel , Stainless Steel , Duplex Stainless Steel , Special Alloy
Sealing Material: EPDM , NBR , VITON
Operated Way: Handwheel, Gear, Pneumatic, Electric,etc