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Dual-plate Check Valve
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Design and Manufacture: ANSI B16.34, API 6D
Face to face: API 6D
Flanged connection: 2"~24" to ANSI B16.5, 22",26"~36"to MSS-SP-44 to API 605 on Request
Test and inspection: API 598, API 6D
Shell test 150Lb 450 PSI, 300Lb 1125 PSI
Seat test 150Lb 315 PSI, 300Lb 815 PSI (Hydrostatic), 80PSI(Air)
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Tel: +86-577-21817879
Fax: +86-577-21817877
E-mail: sales@chenggao-valve.com