1.     Overview and experimental preparation

Pressure test method for guiding valve pressure test and testing valve tightness.

2.     Steps:

1). Open the valve and bolt it to the valve pressure tester.

2) open the pressure tester and fill the valve body with water to check whether there is water overflow  in  the valve body and valve cover. 

3) close valve and inject water to one side to boost pressure.

3.Valve leakage test equipment