Pressure Seal Check Valves

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Pressure Seal Check Valve

Pressure Seal Check Valves are engineered for high-pressure and high-temperature applications where maximum safety and durability are essential. Their unique pressure seal bonnet design ensures a tighter seal as internal pressure increases, guaranteeing leak-proof performance. Ideal for power generation, steam systems, refineries, and high-pressure industrial pipelines, these valves offer exceptional reliability under extreme operating conditions. The robust construction and precision-engineered components reduce maintenance needs and extend valve life. Pressure Seal Check Valves provide effective backflow prevention while maintaining smooth flow and operational stability.

Design Standard

 

DESIGN STANDARD:ASME B 16.34
TESTING STANDARD:ASME B 16.34
OPERATING PRESSURE:Up To 439 bar (6250 PSI)
OPERATING TEMPERATURE:Up To +593º C / 1100º F
PRESSURE TEMPERATURE RATING:ASME B 16.34
FACE TO FACE:ASME B 16.10 Short Pattern For Butt-weld End
ASME B 16.10 LONG Pattern for Flanged End
FLANGED END:ASME B 16.5
BUTT WELD END:ASME B 16.25
MATERIAL:WCB, LCB, WC6, WC9, C5, C12, CF8M & Other