Positions parts in jig and files, chisels, and grinds parts, as indicated, to fit them together.
Works to tolerances of 0625 inch.
May anneal parts with acetylene torch to remove stresses of welding.
May fasten parts together with acetylene torch and brazing rod.
Fits and assembles structural frameworks and housings from materials, such as angle iron, I-beams, and plate steel, using hand-tools and welding equipment.
Examines blueprints and materials list to obtain parts specifications.
Lays out parts dimensions on worktable, using square, chalk line, and soapstone.
Tack-welds scrap metal to outline to provide jig for assembly.