Double flanged double disc check valve
product description
Type：cast，flange，wafer，lug
Nominal Size NPS：2"~40"
Pressure Grade Class：150~600
Working Temperature：-29℃~550℃
Body Material： Carbon steel, Alloy steel,Stainless steel, Duplex stainless steel, Nickel alloy, etc
Design standard：API6D,BS1868，ASME B16.34, API602，GB/T12236
Type of connection： WAFER,LUG,RF,RTJ
Operating：auto
Applicable medium：Water, Steam, Oil, Corrosive medium, etc
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