Cast Iron Dual Plate Check Valve
Technical Specification
Normal Size Range: 2"-24", DN50~DN600
Normal Pressure Rating: CLASS150, PN10, PN16
Material: GG25, GG40
Temperature Range: -29~80Degree C
Standards compliance
Design and Manufacture: API 594, API 6D, JB/T8937
Face to face(end to end): API 594, API 6D, JB/T8937, DIN3202
Flanged connection: ANSI B16.5, DIN2543~48, JB/T9112~24
Butt welded end: ANSI B16.25
Test and inspection: API598, DIN3230, JB/T9092