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Cast Steel Cryogenic Check Valves

Cast Steel Cryogenic Check Valves

Extended bonnets with sufficient gas column length, usually specified by customer, are supplied for all valves to keep stem packing at sufficient distance away from the cold fluid to remain functional.
Flexible wedges with Stellite seating faces for cryogenic service.
Neoflon inserts are available for swing check discs.
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Features and benefits

All basic design features of Diantai cast steel swing check valves are adapted to special service conditions at cryogenic temperatures.

ADDITIONAL DESIGN FEATURES:
● Extended bonnets with sufficient gas column length, usually specified by customer, are supplied for all valves to keep stem packing at sufficient distance away from the cold fluid to remain functional.
● Flexible wedges with Stellite seating faces for cryogenic service.
● Neoflon inserts are available for swing check discs.
● Cleaning: All cryogenic valves are thoroughly degreased and cleaned and pipe ends are sealed to prevent contamination.

● Size range(s)

NPS 2 - 36
(DN 50 - 900)

● Pressure rating

ASME Classes
150 - 1500

● Standard connections

Butt weld, Flanged

 

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