Thanks mr LittleInch for your Reply I Have Design Pressure 15 bar , the Test Pressure will be 22.5 bar but it will not Effect on valves and Flange Because All Valves and Flange PN 16
Operation Pressure as your Reply 3-4 bar in close Loop it mean the test Pressure if 2 times from this Pressure...
Hi i am working as HVAC engineer i want to now what the Value of Operation Pressure for Chilled water system and Recommended Pressure Test for chilled water pipe System