(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...
Butterfly valve manufacturer said daily installation and use of electric butterfly valves, must first look at the media efficiency and media quality, as a basis for the correction of the relevant i...
The purpose of water treatment is to improve water quality and make it meet certain water quality standards.
According to different treatment methods, there are physical water treatment, chemical w...
I. What is epoxy spray coating?
Epoxy spray coating is a two-component coating with epoxy resin as the main film-forming substance. It is applied to the metal surface by spraying or brushing to for...
For the valves in operation, all valve parts should be complete and intact. The bolts on the flange and the bracket are indispensable, and the threads should be intact and no loosening is allowed. ...
I. Overview of Butterfly Valves
The butterfly valve is a valve with a simple structure that regulates and cuts off the flow path. Its key component is a disc-shaped butterfly disc, which is install...