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Pressure Seal Check Valve
    Publish time 2018-08-01 19:25    
Pressure Seal Check Valve

Pressure Seal Check Valve



1. Pressure seal bonnet

2. Optional by-pass design

3. Optional double packing with spacer ring

4. Gasket contact area with stainless steel overlay welding 

layer to ensure reliable pressure sealing performance



Specification

Details

Size/Rating: 

NPS 2~48 / CLASS 600~ 2500

Body Materials:

Carbon Steel, Alloy Steel

Trim:

Per API 600

End: 

Flange/Weld

Basic Design: 

API 600, ASME B16.34, MSS SP-144

Face to Face/End to End:

ASME B16.10

End Dimension: 

ASME B16.5, MSS SP-44/ASME B16.47, ASME B16.25, EN 1092

Test & Inspection: 

API 598



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