Valve foundation
1. The basic parameters of the valve are: nominal pressure PN and nominal diameter DN
2. Basic function of the valve: cut off the connected medium, adjust the flow rate, and change...
Valve sealing material is an important part of valve sealing. What are the valve sealing materials? We know that valve sealing ring materials are divided into two categories: metal and non-metal. T...
Pneumatic wafer soft seal butterfly valve compact structure, 90° rotary switch easy, reliable sealing, long service life, is widely used in water plants, power plants, steel mills, papermaking, che...
(1) The valve does not operate.
The fault phenomenon and its causes are as follows:
1. No source of gas.① The air source is not open, ② due to the water content of the air source ice in winter, res...
Rubber Sealing Check valves can be classified according to their structure and installation method as follows:
Swing Check Valve: The disc of a swing check valve is disc-shaped and rotates around t...
1.The filter principle
Y-strainer is an indispensable filter device in the pipeline system for conveying fluid medium. Y-strainers are usually installed at the inlet of pressure reducing valve, pre...
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