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Extra resources for ASME BPVC 2010 - Section IX: Welding and Brazing Qualifications

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9991061001 Not for Resale, 07/20/2010 09:36:50 MDT --``,````,,,,````,`,`,```,`,``,,-`-`,,`,,`,`,,`--- ARTICLE I WELDING GENERAL REQUIREMENTS (10) 2010 SECTION IX Welding Procedure Specifications, Procedure Qualification Records, and Welder/Welding Operator Performance Qualification made in accordance with the requirements of the 1962 Edition or any later Edition of Section IX may be used in any construction built to the ASME Boiler and Pressure Vessel Code or the ASME B31 Code for Pressure Piping.

38 mm) and the minimum width w p t + D/4 for pipes NPS 2 (DN 50) and smaller w p t + D/8 for pipes greater than NPS 2 (DN 50) where D p OD of the tube t p nominal wall thickness w p width of the specimen One edge of one strip from each coupon shall be polished to a 600 grit finish with the final grinding parallel to the long axis of the strip. The polished surface shall be examined at 5X magnification. No incomplete fusion or other open flaws on the polished surface are acceptable. 2) Typical Quantity and Size Permitted in 6 in.

5 mm) (c) four or more relevant rounded indications in a line separated by 1⁄16 in. 2 Acceptance Criteria — Liquid Penetrant. The liquid penetrant examination shall meet the requirements of Section V, Article 6. 2. 3 Acceptance Criteria — MacroExamination. The mockup welds shall be sectioned through the center of the tube for macro-examination. The four exposed surfaces shall be smoothed and etched with a suitable etchant (see QW-470) to give a clear definition of the weld and heat-affected zone.

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