ISO 15614-12:2021
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The latest, up-to-date edition.
Specification and qualification of welding procedures for metallic materials Welding procedure test Part 12: Spot, seam and projection welding
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French, English
14-10-2021
This document specifies the tests which can be used for qualification of welding procedure specifications for spot, seam, and projection welding processes.
NOTE The procedures are written for embossed projection welding. They can be adapted for solid projections as well, e.g. nut welding, stud welding. cross wire welding.
This document defines the conditions for carrying out tests and the limits of validity of a qualified welding procedure for all practical welding operations covered by this document.
It covers the following resistance welding processes, as defined in ISO4063:
21 resistance spot welding;
211 indirect spot welding;
212 direct spot welding;
22 resistance seam welding;
221 lap seam welding;
222 mash seam welding;
223 Prep-lap seam welding;
224 Wire seam welding;
225 foil butt-seam welding;
226 seam welding with strip;
23 projection welding;
231 indirect projection welding;
232 direct projection welding.
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