Check Valves
BuTech Ball Check Valves
Prevent reverse flow where leak-tight shutoff is not necessary.
Standard materials of construction are 316 stainless steel with 17-4PH poppet for longer life, and 300 series stainless steel spring.
Cracking pressures available from approximate 15 PSI (1 bar) up to 100 PSI (7 bar)
Operating Temperature Range: -420° to +1200°F (-251° to +648°C)
BuTech O-ring Check Valves
Prevent backflow where leak-tight shutoff for liquids or gases is required.
Standard materials of construction are 316 stainless steel with Buna-N o-ring and 300 series stainless steel spring.
Cracking pressures available from approximate 15 PSI (1 bar) up to 100 PSI (7 bar)
Operating Temperature Ranges:
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