40 Inch Swing Check Valve Manufacturer: ASTM A351 CF8 Swing Type Check Valves, 40 Inch, DN1000, Class 300 LB, PN50, API 6D, Flanged, API 598 Test.
Valve Description
Design Standard: API 6D.
Body Material: ASTM A351 CF8.
Face to Face: ASME B16.10.
Test and Inspection: API 598.