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Dual Plate Check Valve Wafer Type Spring Loaded 6 Inch 150 LB

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China Check Valve Factory groping hot supplies Dual Plate Check Valve, also called dual check valve. The valve is available in wafer type, lug type and flange type. Pls contact groping hot if you need.
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Size: 6 Inch.
Pressure: 150 LB.                         
Body: ASTM A216 WCB.                        
Disc: Stainless Steel                       
Seat: ASTM A105+13CR.     

1.Tightened Pin structure.
2.Wafer end & Dual Plate design.
3.Dual Plate With Spring Loaded structure
4.Application: Chemical processing, Oil Field & Power Plant, Hydrocarbon processing

1.Design&Mamufacture: API 594, API 6D
2.Face-to-face API 594, API 6D, DIN 3202
3.Flange end: DIN2543-2548, API605, ASME B 16.47, ANSI B 16.5
4.Inspection and test: API 598
5.Special: NACE MR-01-75