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...
Before the valve is installed, the valve strength test and valve sealing test should be performed on the valve hydraulic test bench. 20% of low-pressure valves should be inspected randomly...
1 Treatment method for increasing pneumatic valve leakage
If the case of the valve spool is worn to reduce the leakage of the valve, it is necessary to clean and remove the foreign body; if the pre...
A stopcock valve is [1] a straight-through valve that opens and closes quickly, and is also commonly used for media with suspended particles due to the wiping effect of the movement between the scr...
When it comes to ensuring smooth and efficient operation of pipelines and systems, check valves play a vital role in preventing backflow and maintaining the desired flow direction. There are many t...
There are many kinds of butterfly valves, and there are many classification methods.
1. Classification by structural form
(1) concentric butterfly valve; (2) single-eccentric butterfly valve; (3) d...
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