GB Marine Valves

GB Marine Valves – Chinese National Standard Valves for Marine Applications

Product Overview
GB Marine Valves represent comprehensive valve solutions manufactured according to Chinese Guobiao national standards, specifically engineered for demanding marine environments. These valves perform critical functions including flow control, direction management, and parameter regulation (temperature, pressure, flow) in shipboard piping systems. Rigorously tested to withstand extreme pressures and certified to meet international standards including IMO and ABS requirements, GB valves ensure reliable performance and safety in all marine applications.

Key Features & Benefits

✅ GB Standard Compliance – Manufactured to Chinese national standards for marine applications
✅ International Certification Ready – IMO, ABS, and other classification society approvals
✅ Comprehensive Pressure Testing – Rigorous performance validation under extreme conditions
✅ Multi-Material Construction – Bronze, cast iron, and cast steel for various applications
✅ Complete Product Range – Stop valves, check valves, plug valves, and specialized marine valves
✅ Quality Assurance – Strict quality control throughout manufacturing process
✅ Global Marine Compliance – Meets international maritime safety requirements

Product Categories & Series

Bronze GB Marine Valves

GB T587 Marine Bronze Stop Valve
GB T588 Marine Bronze Stop Check Valve
GB T589 Marine Bronze Check Valve
GB T593 Marine Bronze Plug Valve
GB T595 Marine Bronze Male Stop Valve
GB T596 Marine Bronze Male Thread Stop Check Valve
GB T597 Marine Bronze Male Thread Check Valve
GB T598 Marine Bronze Thread Cock Valve
GB T599 Marine Bronze Male Thread Draw Cock
GB T1951-2008 Marine Bronze Male Threaded Stop Valve
GB 1952-1980 Marine Bronze Male Threaded Valve
GB 1953-1984 Marine Bronze Male Threaded Stop Check
GB T11692-1989 Marine Suction Sea Valve

Cast Iron GB Marine Valves

GB T590 Marine Cast Iron Stop Valve
GB T591 Marine Cast Iron Stop Check Valve
GB T592 Marine Cast Iron Check Valve
GB T1854-1993 Marine Cast Iron Suction Stop Valve Box
GB T1855-1993 Marine Cast Iron Suction Stop Check Valve
GB T1856-93 Marine Cast Iron Exhaust Stop Valve Box

Cast Steel GB Marine Valves

GB T584 Marine Steel Stop Valve
GB T585 Marine Cast Steel Stop Check Valve
GB T586 Marine Cast Steel Check Valve
GB T594 Marine Forged Steel Male Thread Stop Valve
GB T1241-1983 Marine Forged Steel Male Thread Valve
GB T1853-2008 Marine Cast Steel Stop Check Valve
GB T2029-80 Marine Cast Steel Suction Sea Valve
GB T11691-1898 Marine Cast Steel Suction Sea Valve
GB T1852-93 Marine Cast Steel Pressure Reducing Valve
GB T11696-1996 Cast Steel Vertical Valve

Technical Specifications

Standards: GB (Guobiao) Chinese National Standards
Certifications: IMO, ABS, and other international marine certifications
Materials: Bronze, Cast Iron, Cast Steel
Applications: All marine piping systems including suction, discharge, and control services