High Pressure Line Valves

High-pressure shut-off valves designed for heavy-duty use on manifold systems, fill plants, tube trailers and other piping systems. Valves are suitable for use with oxygen, acetylene, nitrogen, argon, helium, hydrogen, carbon dioxide, nitrous oxide and other inert gases.

Key Features & Benefits

Lowest operating torque available, E-Z grip handwheel and slow opening design
Specially designed resilient soft seat has been third party certified for Oxygen service so one valve can fulfill all your gas service needs.
Front or back panel mounting capabilities available.
Vacuum tested to ensure the highest purity filling operations.
Compact design especially suited for use on compressor or cascade panels
Proprietary dual packing chamber design provides dependable seal characteristics, long service life and easy operation
All valves cleaned for Oxygen service
630GRX Series used for acetylene service

Design Specifications	630 Series	YVA Series
Working pressure	6000 PSI (414 bar)	7000 PSI (483 bar)
Helium Leak Rate	10^-4 atm cc/sec	10^-4 atm cc/sec
Operating Temperature Range	-50° F (-45°C) up to 149° F (65°C)	50° F (-45°C) up to 149° F (65°C)
Materials	CDA 377 Brass, PTFE, PCTFE, Stainless Steel, EPDM for Acetylene Service	CDA 377 Brass, PA 6/6, Bronze, Viton
Cv	2.3	0.23