Search Results for: Acetylene gas with purifiers
straightens metal plates, weldments, and structural shapes or preheats them preparatory to welding or bending, using torch: selects torch tip from data charts according to thickness, area, and temperature of metal to heat. ) screws tip on torch and connects hoses from torch to tanks of oxygen and fuel gas
, such as acetylene. ) turns levers to activate flow of gas, lights flame, and adjusts mixture to obtain desired size and color of flame. ) holds or guides flame along surface of workpiece to heat and expand metal, to achieve specified straightness, or until color indicates sufficient heating for welding...
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