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2025
04-03
Working principle of plug valve and main classification of plug valve
A plug valve is a closing or plunger-shaped rotary valve that is opened or closed by rotating 90 degrees so that the access port on the plug is the same or separate from the access port on the valve bo…
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2025
04-03
What is a valve?
Definition: A device used to control the direction, pressure and flow of a fluid in a fluid system. A valve is a device that makes the medium (liquid, gas, powder) in the pipe and equipment flow or sto…
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2025
04-03
Valve selection principle in petroleum and chemical industry
In the face of so many valve classification and such a complex variety of conditions, to choose the suitable valve products for pipeline system installation, we should first understand the characterist…
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2025
04-03
Valve related accessories
Valves and fittings, which are used in pipe connection or control systems. Valves and fittings can not exist independently and complement each other. Valve fittings are carbon steel and stainless steel…
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2025
04-03
Do you know how to install check valves?
Check valve, also known as check valve or check valve, its role is to prevent the backflow of media in the pipeline. The bottom valve of the water pump suction close also belongs to the class of check …
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