Our Products

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): ANSI B16.10, API 6D

Flanged connection: 2"~24" according to ANSI B16.5

Butt welded end: ANSI B16.25

Test and inspection: API 598, API 6D

A. Back up ring: Absorbs thrust applied by internal pressure.

B. Thrust ring: Protects the soft metallic gasket from deformation.

C. Gasket Unique angular design provides superior sealing.

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Contact Us

Tel: +86-577-21817879

Fax: +86-577-21817877

E-mail: sales@chenggao-valve.com