Electric welder welding metal prefabricates..
An industrial background. Machine,..
arc welder working at night
Welder with mask in hands. Isolated..
Welder uses torch to make sparks..
workers closeup with equipment..
Tunsten inert Gas welding
Worker cut big pipe with spark..
Sparks during the matel cutting
Photo of a welding process wtih..
welding steel iron with blue smoke
electric welding connecting square..
A metalworker welding a metal barrel
Factory welder doing his hard job
Lifts for workers on metal girders..
Welding in protective atmosphere..
welding and bright sparks
a picture of a worker grinding..