Jun. 14, 2017
Here I will tell you some pressure test about oxygen storage tank.
1. Do not use continuous pressure throughout the holding pressure to maintain the same exact test pressure, pressure test procedure shall not be fastened with bolts or pressure to the pressure components of external force;
2. During the pressure test Procedure, shall not carry out the operate unrelated to the test, unrelated personnel shall not Remain in the experimental site;
3. Oxygen Storage tank for pressure test, the inspectors might go to the scene for supervision and inspection;
4. After the pressure test, due to the welding joint or nozzle leakage and repair, or repair depth greater than one-50 % the thickness of the pressure vessel, might be re-pressure test.