Ask a question, I have a pressure of 5 kg of equipment work..

Ask a question, I have the equipment working pressure of 5 kg, the design pressure of 0.6, air tightness test of 0.6 maximum allowable working pressure 0.7. I can set pressure of safety valve is set at 0.55, in the air tightness test when a bit higher than 0.6, and then transferred back to air