Size & Pressure Rating & Standard | |
Size | DN40-DN1800 |
Pressure Rating | Class125B,Class150B,Class250B |
Face to Face STD | AWWA C504 |
Connection STD | ANSI/AWWA A21.11/C111 Flanged ANSI Class 125 |
Upper Flange STD | ISO 5211 |
Material | |
Body | Ductile Iron, Carbon Steel, Stainless steel |
Disc | Ductile Iron,Carbon Steel,Stainless Steel |
Stem/Shaft | SS416, SS431,SS |
Seat | Stainless steel with welding |
Bushing | PTFE,Bronze |
O Ring | NBR, EPDM |
Actuator | Hand Lever, Gear Box, Electric Actuator, Pneumatic Actuator |
AWWA C504 Double Eccentric resilient seated Butterfly Valve is the mainstream product type preferred in water networks, Through its disc design where the center is shifted in two axis, this leads to a big improvement on decreasing operation torque values, Lowering the friction on disc sealing area and extended service life.