ANSI Cast Steel Swing Check Valve
1) Design and manufacture of product according to American state standard ANSI B16.34, American petroleum institute standard API6D.
2) Small opening pressure, the disc can be opened fully with a very small pressure differential.
3) Rocker and hinge pin use inside-set design, reduces outer leakage point.
4) The body and bonnet of class 1500~Class 900 check valve is connected with stud. And the body and bonnet of class 1500~class 2500 check valve pressure seat structure to make product bulk small, weight light, seal credible.
Basic design standards:
DIN/API Cast Steel Check Valve Specification Valve Size: DN25-DN1200. Pressure Rating: PN 10-PN 250, Class 150~Class 2500 Material: WCB,LCB,WC1,WC6,WC9,C5,CF3,CF3M,CF8,CF8M and other Alloy. Design & Manufacture: DIN 3840, BS EN 1868,API6D Face to Face Dimension: DIN ...
Class150-900/PN16-PN100 H74 H76 Cast Steel Wafer Swing Check Valve Parameter of the products Operating Pressure PN 1.6-10Mpa Test Pressure Body 1.5times Seal 1.1 times Working temperature -29-425℃ Application for Water,oil,gas 1 Design standard MSS SP-67,API609,EN593 2 ...
ANSI 150LB-300LB Flange type metal seat-- Swing check valve Parameter of the products Operating Pressure 150LB/300LB Test Pressure Body 1.5 times Seal 1.1 times Working temperature -29-425℃ Application for Water,oil &gas Valve standard 1 Comply with API 6D ,ANSI/ASME B16.34 2 ...