– Backflow prevention: The free-swinging flapper design ensures automatic closure to prevent reverse flow without requiring external closure assistance.
– Durable construction: The robust design ensures long-term reliability and trouble-free operation, even in harsh environments.
– Full bore design: The straight flow path minimizes pressure drop, improving efficiency.
– Metal-to-metal seating: Primary sealing is achieved through metal-to-metal contact, with secondary sealing provided by a non-metallic insert.
– Exposed bolting: Meets NACE MR0175 standards for use in corrosive environments.
– Sizes and pressure ratings: Available in sizes from 2 1/16″ to 4 1/16″, with pressure ratings from 2,000 to 10,000 PSI.

Materials:

Available in all material classes from AA to HH, suitable for various environments including H₂S and corrosive conditions. Temperature ratings from L to U.

Applications:

These valves are suitable for:
– Drilling and production operations
– Oilfield flow control systems
– High-pressure pipelines