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Up Topic Welding Industry / ASME Codes / Dual PQR for 1 WPS
- - By TP61 Date 10-01-2017 08:03
Can a PQR run on 5.5mm wall with GTAW combined with a PQR run on 18.26mm wall with GMAW root/FCAW fill & cap be used for a WPS on 5 to 36mm wall GTAW root/FCAW fill & cap? Construction code API653.
Parent - - By 803056 (*****) Date 10-01-2017 13:50
ASME would allow it, but I wouldn't bet my last dollar on API.

Parent - By Joey (***) Date 11-15-2017 01:46
Hi Al, you can bet all your wealth::lol::grin:, API 653 will allow it.

11.1 Welding Qualifications

11.1.1 Welding procedure specifications (WPSs) and welders and welding operators shall be qualified in
accordance with Section IX of the ASME Code, the additional requirements of API 650, Section 9, and this standard.
Welding procedures for ladder and platform assemblies, handrails, stairways, and other miscellaneous assemblies,
but not their attachments to the tank, shall comply with either AWS D1.1, AWS D1.6, or Section IX of the ASME Code,
including the use of SWPSs.
Up Topic Welding Industry / ASME Codes / Dual PQR for 1 WPS

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