Technology specification: The design meets the requirement of API SPEC 6A. Nominal bore:2 1/16″~4 1/16″ Rated working pressure:2000~20000PSI Rated working temp:K、L、P、R、S、T、U、V Material class:AA, BB, CC, DD, EE、FF Product specification level:PSL1~PSL4 Performance requirement level:PR1-PR2 Suitable medium:Petroleum, natural gas, mud etc.
·Choke valve is classified into needle-type adjustable, barrel-type adjustable and orifice feature in design Driving mode:Manual & hydraulic Connection mode:Flanged and thread
Feature in design Valve needle and valve core are made of hard alloy steel with some properties of erosion resistance and corrosion resistance Take the effect of adjustment of flow-rate and pressure and opening/closing the choke valve. Needle structure is used for X’mas tree assembly, and barrel for choke manifold.