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Check Valve

Valve with Gearbox
?  Switch driving use the structure of sector gear or worm gear, effectively lowering operating moment.
?  Gate valve structure.
?  Stem structure has the function of pressure balance and switch indication.
?  Apply to the structure of big bore high pressure valve.
?  Working Pressure: 2000PSI～20000PSI
?  Nominal Bore: 1.13/16"～9" (46mm～230mm)
?  Working Medium: oil、natural gas、mud and gas containing H2S、CO2
?  Working Temperature: -46°C～121°C（Class LU）
?  Material Class: AA、BB、CC、DD、EE、FF、HH
?  Specification level: PSL1-4
?  Performance Requirement: PR1-2