ASTM A105 Piston Check Valve, API 602, 3/4 IN, DN20, 800 LB

This API 602 forged steel piston check valve is built of ASTM A105 carbon steel and rated Class 800 LB, fitted with socket-weld ends for high-pressure piping. The piston design enables reliable non-return service, preventing reverse flow in oil, gas, and chemical pipelines. It features bolted cover construction for easy maintenance, with a marked batch number for full traceability. Robust, compact, and tested per industrial standards, it delivers stable sealing and long service life under rigorous operating conditions.