1) сварочная машина; сварочная установка; сварочный аппарат
2) сварщик
3) сварочный источник питания ( трансформатор, генератор, выпрямитель )
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- a-c transformer-type welder
- arc welder
- atomic-hydrogen welder
- butt welder
- butt-seam welder
- condenser discharge welder
- electric welder
- electric-driven welder
- electromagnetic stored-energy welder
- film welder
- frequency-changer welder
- gas welder
- girth welder
- gun-type welder
- gun welder
- induction spot welder
- laser welder
- motor-generator welder
- multiple-arc welder
- pedestal spot welder
- pipe welder
- portable welder
- press welder
- push welder
- rectifier welder
- resistance welder
- seam welder
- space welder
- spot welder
- squirt welder
- stationary welder
- transformer welder