Containing iron. Example: carbon steel, low alloy steels, stainless steel.

The material to be added in making a welded, brazed, or soldered joint.

The metal or alloy to be added in making a welded, brazed, or soldered joint.

Filler metal supplied as a wire on spools or reels. Wire material and diameter vary with the welding application.

A weld of approximately triangular cross section that joins two surfaces approximately at right angles to each other in a lap joint, T-joint, or corner joint.