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2021-06-08Working principle, installation and application of pneumatic valve
1、 Working principle of pneumatic valve Pneumatic valve is a kind of pneumatic control valve, which uses compressed air to enter the pneumatic actuator to drive the piston to move, and rotating or li...
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2021-06-08How to install exhaust valve correctly in heating furnace?
1. Firstly, the block valve shall be vertically installed at the height of the pipeline, and then the valve body shall be screwed on the block valve with a wrench. More than 10cm maintenance space shal...
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2021-04-30What should be paid attention to when installing digital balance valve
Digital balance valve is a valve which can be adjusted dynamically and statically under hydraulic condition. The principle of digital balance valve is the reverse regulation in the valve body. When the...
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2021-04-30Installation and maintenance of angle stop valve
1. The hand wheel and handle operated globe valve of angle globe valve can be installed at any position of pipeline. 2. Hand wheel, handle and moving mechanism are not allowed to be used for lifting. 3...
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2021-04-20Application scope and working principle of 100A angle type constant water level valve
100A angle type constant water level valve is a diaphragm type valve for regulating the liquid level of water tank and water tower. The valve is divided into upper and lower chambers by a special reinf...
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2021-04-20How to calculate the conversion between CV value and Kv value of valve
Valve CV value and Kv value conversion represents what, how to calculate Valve flow coefficient is often expressed as CV, and its definition conditions are different from those in China. CV is defined ...
