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GB Globe valves
GB SDNR globe valves
GB Gate valves
GB Check valves
GB Hose valves
GB Storm valves
GB Quick-closing valves
Model: GB/T 1854-1993
Title: Marine flanged single arrangement suction stop box valves
Material: Cast iron
Nominal pressure: PN10(40/50~150/200) ; PN6(200/250~250/300)
Nominal diameter: 40/50mm~250/300mm
Flange standard: GB/T 569 ; GB/T 2501
Inspection standard: GB/T 600
Model: GB/T 1855-1993
Title: Marine flanged cast iron single arrangement suction stop check box valves
Material: Cast iron
Nominal pressure: PN10(40/50~150/200) ; PN6(200/250~250/300)
Nominal diameter: 40/50mm~250/300mm
Flange standard: GB/T 569 ; GB/T 2501
Inspection standard: GB/T 600
GB Others
Model: GB/T 1856-1993
Title: Marine flanged single arrangement exhaust stop check box valves
Material: Cast iron
Nominal pressure: PN10(40~150) ; PN6(200~250)
Nominal diameter: 40mm~250mm
Flange standard: GB/T 569 ; GB/T 2501
Inspection standard: GB/T 600
Model: GB/T 2499-1993
Title: Marine flange dual-row stop valves-cases
Material: Cast iron
Nominal pressure: PN10(40/50~150/200) ; PN6(200/250~250/300)
Nominal diameter: 40/50mm~250/300mm
Flange standard: GB/T 569 ; GB/T 2501
Inspection standard: GB/T 600
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