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人孔,PTFE安全阀,卸料阀,密封蝶阀_河北光德流体控制有限公司
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12-22
2018
Can you distinguish 20 kinds of valve materials?
From the point of view of convenience, fast connectors have appeared in the fluid system. Fast joint is a fluid connection mechanism which can realize fast conne...
12-22
2018
How can we only know the type of flange gasket? You should also know how to iden
Gasket is the main seal of flange connection, so the correct choice of gasket is also the key to ensure that flange connection does not leak. According to the di...
12-22
2018
Operating Principle and Installation Points of Butterfly Valve
Butterfly valve is a kind of valve whose closure (disc or butterfly plate) is a disc, which rotates around the valve axis to open and close. It is mainly used fo...
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