China API594 Cast Iron Ductile Iron Wafer Check Valve, Find details about China Check Valve, Ductile Iron Wafer Check Valve from API594 Cast Iron Ductile Iron Wafer Check Valve
STANDARD MATERIAL OF MAIN PARTS | ||
NO. | PART | MATERIAL |
1 | Body | Cast Iron GG20, GG25 , Ductile iron GGG40,GGG50, Carbon Steel, Stainless Steel,Brass , albronze , Duplex Stainless Steel , Ductile iron +EPDM , Ductile iron +NBR |
2 | Seat | NBR, EPDM, Viton |
3 | Shaft | Stainless Steel416,SS420, 316, 304 , Duplex Stainless Steel 2205,Duplex Stainless Steel 2507 |
4 | Disc | Ductile Iron+Ni, CF8, CF8M, Bronze, Duplex Stainless Steel2205 ,Brass ,Duplex Stainless Steel 2507 |
5 | Pin | Stainless Steel |
6 | Spring | SS420 ,SS304,SS316, Monel K500, Iconel X750 |
7 | O-Ring | NBR, EPDM |