A welding process by which molten material is transferred in the form of many small droplets, the diameter of which is less than that of the filler wire.

In arc welding, a type of metal transfer in which molten filler metal is propelled axially across the arc in small droplets.

A high-chromium steel that does not lose its chromium from solid solution by precipitation, because of the addition of elements that have a greater attraction for carbon than does chromium.

An internationally accepted reference base where standard temperature is 0 øC (32 øf) and standard pressure is one atmosphere, or 14.6960 psia.

The distance between the outer most portion of the torch and the work surface.