What am I doing wrong? I cleaned the metal very well before welding, and tried different argon settings. I'm puzzled about what goes on after the bead is laid down that can create pinholes that often ...
PITTSFIELD, Pa. (AP) - State police say a man has been killed by a crude oil tank that exploded while he was welding it in northwestern Pennsylvania. State police in Warren say 26-year-old Nikolai ...
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