China Factory Direct Sale GOST Standard Wcb Gate Valve Price List, Find details about China Russian Gate Valve, Wcb Gate Valve from Factory Direct Sale GOST Standard Wcb Gate Valve Price List
STANDARD MATERIAL OF MAIN PARTS | ||
NO. | PART | MATERIAL |
1 | Body | Cast Iron,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 Stainless Steel |
6 | Bushing | PTFE,Bronze |
7 | O-Ring | NBR,EPDM |