Name | Swing Type Check Valve |
Size | 1/2"~24"; DN15~DN600 |
Normal pressure | Class 150/300/600/900/1500/2500; PN16/PN25/PN40/PN64/PN100/PN160/PN250 |
Design standard | BS1868,API 6D,ASME B16.34; DIN3356, EN10739 |
Marked | MSS SP-25 |
End flange | ANSI B 16.5,ASME B16.47; EN1092,DIN2543~DIN2547,AS2129 |
Face to Face | ANSI B 16.10,API 6D; DIN3202,EN558-1,EN12982,ISO 5752 |
Test standard | API598,API 6D; DIN3230, EN12266,ISO 5208 |
Suitable temperature | -29~425°C |
Medium | Fresh water, sewage, sea water, air, vapor, food, medicine, oils, alkalis, salt etc. |
Acidic environment | NACE MR0175 |
- Regular Port |
- Bolted Bonnet / Pressure Sealed Bonnet / Welded Bonnet |
-P.T Ratings to ASME B16.34 |
- Renewable Seat |
- Threaded or welded seat ring |
- Design:BS1868, API 6D,DIN3356, EN10739,JIS,ANSI,GB |
- Butt Weld Ends to ASME B16.25; DIN 3239,EN12627 |
- Flanged Ends to ASME B16.5;DIN2543~DIN2547;EN1092 |
- Cast or Forged Carbon Steel, Stainless Steel, Duplex Steel |
Part Names | Part Materials | |||||||
Body | WCB | LCB | WC6 | CF8 | CF8M | CF3 | CF3M | CE8MN/CD4McN |
Cover | WCB | LCB | WC6 | CF8 | CF8M | CF3 | CF3M | CE8MN/CD4McN |
Disc | WCB | LCB | WC6 | CF8 | CF8M | CF3 | CF3M | CE8MN/CD4McN |
Arm | WCB | LCB | WC6 | CF8 | CF8M | CF3 | CF3M | CE8MN/CD4McN |
Arm Pin | A182 6a | A182 304 | A182 304 | A182 304 | A182 316 | A182 304L | A182 316L | A182 F53/F51 |
Seat/Seat Ring | 13%Cr | SS304 | 13%Cr | SS304 | SS316 | SS304L | SS316L | A182 F53/F51 |
Cover gasket | SS304+Graphite/SS304+Graphite | |||||||
Bolts/Nuts | B7/2H | L7/4 | B16/4 | B8/8 | B8M/8M | B8/8 | B8M/8M | B8M/8M |
Suitable Medium | W.O.G etc. | HNO3, CH3OOH etc. | Urea etc. | |||||
Suitable Temperature | -29~425 °C | -46~340 °C | -29~538 °C | -196~427 °C | -196~427 °C | -196~427 °C | -196~427 °C | -29~315 °C |