China Cast Iron Ductile Iron Single Door /Plate Wafer Check Valve, Find details about China Check Valve, Ductile Iron Wafer Check Valve from Cast Iron Ductile Iron Single Door /Plate 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 |