"WELDER, GAS"

Job Description and Jobs

• 4) Turns regulator valves to activate flow of gases, lights torch and adjusts gas mixture and pressure, to obtain desired flame, based on knowledge of gas-welding techniques.

• 5) Holds torch at proper angle to metal and guides along weld joint, applying filler rod to molten area to form weld.

• 6) Examines weld for bead size and other specifications.

• 7) Repairs broken or cracked metal objects, fills holes, and builds up metal parts.

• 8) May apply flux to workpiece instead of filler rod.

• 9) May preheat workpiece in furnace or with torch.

• 10) May layout, position and tack weld workpieces.

• 11) May weld along vertical or overhead weld lines.

• 12) May scarf or groove weld prior to applying filler metal, using gas welding equipment.

• 13) May chip or grind off excess weld, slag, or spatter.

• 14) May clean or degrease parts, using wire brush, portable grinder, or chemical bath.

• 15) May cut metal plates or structural shapes using gas torch.

• 16) May be designated according to type of gases used such as Welder, Acetylene; Welder, Oxyacetylene; Welder, Oxyhydrogen.

• 17) Important variations include type of metal welded, products, subprocesses, trade name of equipment, work site, high-production or custom, level of ambidexterity required or type of joints welded.

• 18) May be required to pass employer performance tests or standard tests to meet certification standards of governmental agencies or professional and technical associations.

 

 

 

 

 

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