1. Clean the sealing surface of the butterfly valve and the dirt in the pipeline.
2. The inner port of the flange on the pipeline must be aligned and press the rubber sealing ring of the butterfly ...
I. Principles for Selecting Butterfly Valves
1. Structure type selection
Center butterfly valve (center line type): The valve stem and butterfly disc are centrally symmetrical, with simple structur...
Liquid hydrogen has certain advantages in storage and transportation. Compared to hydrogen, liquid hydrogen (LH2) has a higher density and requires lower pressure for storage. However, hydrogen has...
There are many types and complex types of valves, mainly including gate valves, globe valves, throttle valves, butterfly valves, plug valves, ball valves, electric valves, diaphragm valves, check v...
Gate valve and butterfly valve are two very commonly used valves. Both of them are very different in terms of their own structure and using methods, adaptability to working conditions, etc. This ar...
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