the welder is welding with shielded metal arc welding smaw or manual metal arc welding process to eyebolt on the pipe in the con

alloys arc asia basic carbon cloudy color construction covered day electrode equipment eyebolt flux horizontal images industrial industry male man manual materials men metal metals one outdoor outdoors people person photography photos piles pipe pipeline portrait process safety shielded shielding site sky smaw smoke stick thermos tool tube usa weld welder welding work worker