Transcription of LEAK TEST PROCEDURE - LW GASTECH
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LEAK TEST PROCEDURE - LW GASTECH
LEAK TEST PROCEDUREAll piping shall be pressure tested after the construction and before being place in operation to prove it hasadequate strength for the propose and that it does not leak. Testing shall not commerce until at last joint to allowsufficient time for the joint to Piping (from outlet of service station to valve)1)Close and plug or cap all opening completed )3)Pressurized each completed line to a pressure of 90 psi measure with a pressure gauge.(point A and point B)4)Testing medium - Nitrogen5)The piping will be checked with soap and water )The pressure will be held for a period of 24 hours. If there is no visible loss of pressure after 24 hours,the line will be deemed to be gas )If a pressure gauge indicated the pressure drop, the testing operations connection and shut-off valvebe first rechecked for leak and tightened as )If a pressure drop is still evident, then all joints and lastly the piping it self will be checked with soapand water )10)SITE SAFETY PRO
LEAK TEST PROCEDURE All piping shall be pressure tested after the construction and before being place in operation to prove it has adequate strength for the propose and that it does not leak.
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