25. Welding, Brazing and Fusing Qualifications
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This chapter covers the qualification of welding, brazing, and plastic fusing procedures and the qualification of individuals performing these procedures as required by the Construction Codes of the ASME Boiler and Pressure Vessel and Piping Codes. It first traces the history of Section IX, outlines the organization of the Section, and reviews the scope of weld processes that Section IX addresses. Section IX contains rules for the qualification of the several weld processes such as oxyfuel welding, shielded metal arc welding, submerged arc welding, gas metal arc welding, gas tungsten arc welding, and plasma arc, among others. The chapter...