The GAIRUI Angle Type Needle Valves is used widely, the cutting distance for flame cutting, the knob of adjusting the flame temperature. In order to cut off the fluid. The angular pin valve has good sealing performance, so it is generally used for small flow, high pressure gas or liquid medium seal. The shape and pressure gauge are the most suitable. The angular pin type valve shape is made of screw thread. Connection. First, the anticorrosion of the valve body is mainly made of stainless steel and carbon steel.