Stop Check Valves

In many applications the use of a combination of a stop valve and a check valve is used. This results in two pressure containing parts, two potential leak paths and the added issues of space and especially weight.

Based on globe valves, stop-check valves have been developed in the past. By mounting a loose disk on the spindle, the disk can function as a check valve. The main disadvantage is that these valves in most cases have not been designed as stop check valves. A second disadvantage is the fact that the pressure drop over this type of valves is high, due to...

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