Hard sealed butterfly valve:
Butterfly valve hard seal refers to: the two sides of the sealing pair are metal materials or hard other materials. This seal has poor sealing properties, but it has hi...
Butterfly valves are mainly used for the adjustment and switch control of various types of pipelines. They can cut off and throttle in pipelines. In addition, butterfly valves have the advantages o...
(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...
Stainless Steel Y Strainer Related Videos From Youtube