Establishments primarily engaged in manufacturing electric and gas welding and soldering equipment and accessories. Also included are establishments primarily engaged in coating welding wire from purchased wire or from wire drawn in the same establishment. Establishments primarily engaged in manufacturing handheld soldering irons are classified in Industry 3423, and those manufacturing electron beam, ultrasonic, and laser welding equipment are classified in Industry 3699.
- Arc-welder transformers (separate)
- Arc-welders, transformer-rectifier
- Arc-welding generators, a.c. and d.c.
- Electrode holders for electric welding apparatus
- Electrodes, electric welding
- Gas welding equipment
- Generators (separate) for arc-welders
- Resistance welders, electric
- Robots for welding, soldering, or brazing
- Seam welding apparatus, gas and electric
- Soldering equipment, except soldering irons
- Spot welding apparatus, gas and electric
- Transformers (separate) for arc-welding
- Welding accessories, electric and gas
- Welding and cutting apparatus, gas or electric
- Welding wire, bare and coated