Cast Steel Wafer Type or Wafer Axial Flow Check Valve Conform to API 6D, ASME B16.34 and DIN 3202.
They are tested according to API 598, and marked as per MSS SP-25.
1. Construction is as follows: - Non Slam |
- With Spring |
- With or Without Guide |
- Axial Flow |
- One Piece Body |
- Butt Weld Ends to ASME B16.25 |
- Flanged Ends to ASME B16.5 and B16.47 A/B |
2. Main Part & Materials Part Names | Part Materials |
Body | WCB | LCB | WC6 | CF8 | CF8M | CF3 | CF3M | C83600/C95800 |
Bonnet | WCB | LCB | WC6 | CF8 | CF8M | CF3 | CF3M | C83600/C95800 |
Disc/Ball/Wedge | WCB | LCB | WC6 | CF8 | CF8M | CF3 | CF3M | C83600/C95800 |
Stem | F6a | F304 | F6a | F304 | F316 | F304L | F316L | C83600/C95800 |
Seat/Seat Ring | 13%Cr | SS304 | 13%Cr | SS304 | SS316 | SS304L | SS316L | C83600/C95800 |
Packing | Graphite/PTFE |
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. | Sea Water etc. |
Suitable Temperature | -29~425 °C | -46~340 °C | -46~340 °C | -196~427 °C | -196~427 °C | -196~427 °C | -196~427 °C | -29~220 °C |
3. Normal Pressure RatingPN10~PN420, CLASS150~2500
4. Normal Size RangeDN50~D1500, 2"~60"
5. PicturesFinal Inspection
Shipment