Double-Disc Butterfly Type Wafer Check Valve
STANDARD MATERIAL OF MAIN PARTS |
NO. |
PART |
MATERIAL |
1 |
Body |
Cast Iron, Ductile Iron, Carbon Steel, Stainless Steel |
2 |
Seat |
NBR, EPDM, Viton, Neoprene, HYPALON, Silicon |
3 |
Shaft |
Stainless Steel416, 316, 304 |
4 |
Disc |
Ductile Iron+Ni, CF8, CF8M, Bronze |
5 |
Pin |
Cast iron |
6 |
Bushing |
PTFE, Bronze |
7 |
O-Ring |
NBR, EPDM |
Cast Iron Double disc wafer check valve
•Size:DN50~DN600
•Body material available in Cast iron/Stainless steel
•Face to face dimension to EN558-1 (DIN3202 K3)
•Working Pressure:PN10,PN16
•Working Temperature: -20ºC to 120ºC for EPDM seat
-10ºC to 82ºC for NBR seat