The opening and closing part of J44H is a cylindrical valve disc, the sealing surface is a plane or a conical surface, and the valve disc moves linearly along the center line of the fluid. The national standard globe valve is only suitable for fully open and fully closed, generally not used to adjust the flow, and allows adjustment and throttling when customized. Nominal pressure 1.6MPa-16.0MPa, working temperature -29 ~ 550 ℃ on the pipeline of various working conditions such as petroleum, chemical, pharmaceutical, fertilizer, power industry, etc., cut off or connect the pipeline medium. The driving methods are manual, gear transmission, electric, pneumatic and so on.
