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December 19, 2022

What is the function of the valve? (one)

Valves are generally divided into automatic valves and actuated valves. Automatic valves (such as safety valves, pressure reducing valves, steam traps and check valves) rely on changes in the medium pressure of equipment or pipelines to achieve the purpose of opening and closing. The valve (gate valve, globe valve, ball valve, butterfly valve, etc.) is driven by the driving device (manual, electric, hydraulic, pneumatic, etc.) to adjust the pressure, flow and direction of the medium in the pipeline. Due to the different pressure, temperature, flo

December 03, 2022

How to adjust the pressure of the back pressure valve

The back pressure valve operates through the elastic force of the built-in spring: when the system pressure is smaller than the set pressure, the diaphragm of the working valve blocks the pipeline under the action of the spring force; when the system pressure is greater than the set pressure, the diaphragm compresses the spring , the pipeline is connected, and the liquid passes through the back pressure valve. The structure of the back pressure valve is similar to that of the one-way valve, but the opening pressure is greater than that of the one

Jiangmen Guolong Precision Valve Co.,Ltd had professional management and production team who has over 10 years of working experience in the gas appliance and product development capability.The scope of production covers various kinds of gas valve,furnace head and distributor.Products obtains American CSA and European CE.We own several automatic prodution lines,more than 50 sets of other advanced equipment for the die-casting and detection of valve body,valve core,furnace head,distributou,mold and professional testing laboratoty.We advocate "sincere and pragmatic,efficient innovation,customer service",and sincerely service for all costomers.
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