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// CODE SNIPPET

1309.5.2 Welder Qualification Procedure

California Plumbing Code 2016 > 13 Health Care Facilities and Medical Gas and Medical Vacuum Systems > 1309.0 Joints and Connections > 1309.5 Welded Joints > 1309.5.2 Welder Qualification Procedure
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The GTAW autogenous orbital procedure and the welder qualification procedure shall be qualified in accordance with Section IX of the ASME Boiler and Pressure Vessel Code. Welder qualification procedures shall include a bend test and a tensile test in accordance with Section IX of the ASME Boiler and Pressure Vessel Code on each tube size diameter. [NFPA 99:5.1.10.5.1.2, 5.1.10.5.1.3]

1309.5.2.1 Purging of Joints

GTAW autogenous orbital welded joints shall be purged during welding with a commercially available mixture of 75 percent helium (+/- 5 percent) and 25 percent argon (+/- 5 percent). [NFPA 99:5.1.10.5.1.5]

1309.5.2.2 Test Coupons

Test coupons shall be welded and inspected, as a minimum, at the start of work and every 4 hours thereafter, or where the machine is idle for more than 30 minutes, and at the end of the work period. Test coupons shall be inspected on the I.D. and O.D. by a qualified quality control inspector, and shall be welded at change of operator, weld head, welding power supply, or gas source. [NFPA 99:5.1.10.5.1.7 - 5.1.10.5.1.9]

Related Code Sections


1309.16.2 Health Care Facilities and Medical Gas and Medical Vacuum Systems, Welder Qualification Procedure
The GTAW autogenous orbital procedure and the welder qualification procedure shall be qualified in accordance with Section IX of the ASME Boiler ...
California Plumbing Code 2019 > 13 Health Care Facilities and Medical Gas and Medical Vacuum Systems > 1309.0 Joints and Connections > 1309.16 Welded Joints > 1309.16.2 Welder Qualification Procedure
1309.5.2 Health Care Facilities and Medical Gas and Medical Vacuum Systems, Welder Qualification Procedure
The GTAW autogenous orbital procedure and the welder qualification procedure shall be qualified in accordance with Section IX of the ASME Boiler ...
California Plumbing Code 2016 > 13 Health Care Facilities and Medical Gas and Medical Vacuum Systems > 1309.0 Joints and Connections > 1309.5 Welded Joints > 1309.5.2 Welder Qualification Procedure
1309.0 Health Care Facilities and Medical Gas and Medical Vacuum Systems, Joints and Connections
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California Plumbing Code 2016 > 13 Health Care Facilities and Medical Gas and Medical Vacuum Systems > 1309.0 Joints and Connections
1309.16.1 Health Care Facilities and Medical Gas and Medical Vacuum Systems, Qualifications
Welders shall be qualified in accordance with Section IX of the ASME Boiler and Pressure Vessel Code. [NFPA 99:5.1.10.5.2.2] ...
California Plumbing Code 2019 > 13 Health Care Facilities and Medical Gas and Medical Vacuum Systems > 1309.0 Joints and Connections > 1309.16 Welded Joints > 1309.16.1 Qualifications
1309.5.1 Health Care Facilities and Medical Gas and Medical Vacuum Systems, Qualifications
Welders shall be qualified in accordance with Section IX of the ASME Boiler and Pressure Vessel Code. [NFPA 99:5.1.10.5.2.2] ...
California Plumbing Code 2016 > 13 Health Care Facilities and Medical Gas and Medical Vacuum Systems > 1309.0 Joints and Connections > 1309.5 Welded Joints > 1309.5.1 Qualifications
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