01053015 MANUFACTURING; Department of Mechanical Engineering, KMITL
©2010 John Wiley & Sons, Inc. M P Groover, Principles of Modern Manufacturing
Special Hazards in Arc Welding
Ultraviolet radiation emitted in arc welding is injurious to human vision
Welder must wear special helmet with dark viewing window
Filters out dangerous radiation but welder is blind except when arc is struck
Sparks, spatters of molten metal, smoke, and fumes
Ventilation needed to exhaust dangerous fumes from fluxes and molten metals