resistance welding

Which Of These Is An Accurate Description Of Arc Welding And Cutting?

by

Which Of These Is An Accurate Description Of Arc Welding And Cutting? Which of these is an accurate description of arc welding and cutting? … In arc welding, the intense heat needed to melt metal is produced by an electric arc. The arc is formed between the actual work piece and an electrode (stick or

What Process Is Spot Welding?

by

What Process Is Spot Welding? A form of resistance welding, spot welding is one of the oldest welding processes whereby two or more sheets of metal are welded together without the use of any filler material. … The welding heat is generated by the electric current, which is transferred to the workpiece through copper alloy