tack weld

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English

Alternative forms

Verb

tack weld (third-person singular simple present tack welds, present participle tack welding, simple past and past participle tack welded)

  1. (transitive, intransitive) To position and secure pieces of work using small welded joints at isolated points (typically, in preparation for the final weld).
    • 1923 June, “Fabricating Storage Tanks by Oxy-Acetylene Welding”, in Acetylene Journal:
      Three rolled sheets are clamped together and to a form and are then tack welded into place.

Translations

Noun

tack weld (plural tack welds)

  1. A small, isolated weld used to position and secure pieces of work (typically, in preparation for the final weld).
    • 2011, Larry Jeffus, “Fabricating Techniques and Practices”, in Welding: Principles and Applications:
      A large number of very small tack welds should be used on thin metal sections, while a few larger tack welds may be used for thicker metal parts.

Translations