Butt weld swing check valves
product description
Type：cast，swing
Nominal Size NPS：2"~24"
Pressure Grade Class：150~900
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，GB/T12236
Type of connection：BW
Operating：auto
Applicable medium：Water, Steam, Oil, Corrosive medium, etc
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