Introduction A900-178: 3 way gas needle valve assembly Zinc alloy propane needle valve Specification Size Material Needle Valve 1/4\"-19PT male to 1/4\"-19PT female Y shape G1/4LH female to G1/4LH male 8mm T way Brass/steel If you need any kinds of gas pressure regulator, ...
Product Description Needle Valve uses a tapered pin to gradually open a space for fine control of flow. The flow can be controlled and regulated with the use of a spindle. A needle valve has a relatively small orifice with a long, tapered seat, and a needle-shaped plunger on ...
The choke valve, a main component of Christmas tree, is design to control production rate of the oil well, with working pressure up to 15000psi. Choke valves can be classified as follows: adjustable choke valves and positive choke valves. By rotating hand wheel to move the ...