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Product Description
CLASS 150~1500 SWING CHECK VALVE
API Cast Steel Swing Check Valves (H44)
Pressure sealing cover, swing type disc
Threaded or welded seat ring
ASTM A216 WCB, A217 Wc6, A351 CF8, A351 CF8M,
A351 CF3, A351 CF3M, A351 CN7M
Standards compliance:
Design and Manufacture: ANSI B16.34, API 6D, BS1868
Face to face(end to end): ANSIB16.10, API 6D
Flanged connection: 2"~24" to ANSI B16.5
Butt welded end: ANSI B16.25
Test and inspection: API 598, API 6D
| Materials list | ||
| NO. | Part name | Material |
| 12 | Disc nut | Carbon steel/stainless steel |
| 11 | Washer | Carbon steel/stainless steel |
| 10 | Hinge pin | Carbon steel/stainless steel |
| 09 | Seat ring | CS+SS/SS/SS+STL(see body materials) |
| 08 | Disn | CS+SS/SS/SS+STL(see body materials) |
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