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A.Products usage H74 type wafer check valve is used with pipline to prevent medium back-going.
B.Feature:
1)Short structrual.
2)Little volume,light weight.
3)Quick opration,low water hammer pressure.
4)Easily instaled for vertical or horizontal pipline.
5)Flexible action and good sealing perfomance.
6)Long service life and good reliability.
C?Specifications:
Dimension:,2” to 40”
Pressure rating:Class 150LB,300LB,600LB,900LB
Body material:Casting steel,Stainless steel
D ?Standard
Design and Manufacture:API6594,API6D,GB
Face to face:API594,API6D,GB
Inspection and test:API598
G?Specifications:
