What is welding?

welding rod

Glossary “welding rod” Definition:
Form of welding filler metal, normally packaged in straight lengths, that does not conduct the welding current on the outer surface.

welding filter lens

Glossary “welding filter lens” Definition:
Sometimes called filter plate, it is a shaded glass welding helmet insert for protecting your eyes from ultraviolet burns. The shading value is numbered, the higher the number, the dark the shading.

welding arc

Glossary “welding arc” Definition:
Controlled electrical discharge between the electrode and the work piece that is formed and sustained by the establishment of a gaseous, conductive medium.

welding

Glossary “welding” Definition:
Joining process that produces merging of materials by heating them to the welding temperature, with or without the application of pressure or by the application of pressure alone, and with or without the use of filler material.