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Wafer Single Plate Damper Type

Wafer Single Plate Damper Type

Details: 1. Design Standard: API 594 2. Flange Standard: ASME B16.5, ASME B16.47 3. Test Standard: API 598 4. Pressure Rating and Size: Class150 24”-48”(600-1200mm), Class300 24”-48”(600-1200mm), Class600 24”-48”(600-1200mm), Class900 24”-48”(600-1200mm) 5. Material Standard: ASTM A216 WCB/WCC、ASTM A105, ASTM A350 LF2, ASTM 217 CA15, WC6, WC9, CF8, CF3M, CF3, CF8C, CN7M, F304, F316L, F304L, F321, F51, F53, F55, F6a, F11, F22, ASTM A890 GR4A, 5A, 6A, ASTM A494 CW6MC, M35, ASTM B148 C95500, C95800, UNS S31254, UNS N26625, Hastelloy, Ti
Product Details
Wafer Single Plate Damper Type  

Details:

1. Design Standard:  API 594 

2. Flange Standard:  ASME B16.5, ASME B16.47

3. Test Standard:  API 598

4. Pressure Rating and Size: Class150  24”-48”(600-1200mm), Class300  24”-48”(600-1200mm), Class600  24”-48”(600-1200mm), Class900  24”-48”(600-1200mm)

5. Material Standard: ASTM A216 WCB/WCC、ASTM A105, ASTM A350 LF2, ASTM 217 CA15, WC6, WC9, CF8, CF3M, CF3, CF8C, CN7M, F304, F316L, F304L, F321, F51, F53, F55, F6a, F11, F22, ASTM A890 GR4A, 5A, 6A, ASTM A494  CW6MC, M35, ASTM B148 C95500, C95800, UNS S31254, UNS N26625, Hastelloy, Ti



Main Parameter Specification

BW end Dimension:ASME B16.25

Face to Face and End to End:ASME B16.10

Pressure-temperature ratings:ASME B16.34

Wall Thickness Dimension:API 600, BS 1868

Inspection and Test:API598, API600 or API 6D

Design and Manufacture:Cast Steel Check Valve to BS 1868, ASME B16.34, API 6D

End Flange Dimension:ASME B16.5 (ASME B 16.47 series B, API 605, ASME B16.47 A Series, MSS SP-44)


Main features

The valve is opened/closed by the valve disc moving in a direction parallel to the valve seat hole axis and can only be installed on horizontal pipelines with the major function of preventing medium backflow when shutting down the pump and maintaining the water column required by pumping.



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