Pressure Seal Swing Check Valve

Design Construction and Specifications:

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

Construction is as follows:

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

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