This diagram can explain the structure of the stop valve
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The frosted parts are very clear, indicating that in the closed state, the cooling medium is only filled with frosted parts.
The description is very direct, learn* .
Look at the valve stem. The valve stem of the cryogenic stop valve should be very long, right?
It must be the shutoff valve. It’s really clear.
The sealing effect is good and you can see clearly.
I see a problem that everyone has not seen. Are you a liquefied gas deep processing project?
No, we produce pharmaceutical intermediates