Form:

This specification covers a low-carbon steel in the form of welding wire.

Application:

This wire has been used typically as filler metal for gas-tungsten-arc or gas-metal-arc welding of parts fabricated from low-carbon and low-alloy steels, but usage is not limited to such applications.

Classification:

Wire supplied to this specification is classified as follows:

Type 1 - Copper coated

Type 2 - Bare

Type 1 shall be supplied unless Type 2 is specified.