Positive Choke Valve

•The bean orifice is made of ceramics or hard alloy, with performance of wearing resistance and washing resistance.

•The bonnet connection form is union, which is more convenient to replace bean.

•Working Pressure: 2000PSI～20000PSI

•Nominal Bore: 1.13/16"～7.1/16" (46mm～180mm)

•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