Welding Terminology

Front

A conductor through which electricity enters or leaves an object, substance, or region.

Back

ELECTRODE

Front

A luminous discharge of electricity across a gap.

Back

ARC

Front

A welding process in which an electric arc forms between a consumable wire electrode and the workpiece metal(s), which heats the workpiece metal(s), causing them to melt and join.

Back

MIG WELDING

Front

The deposit of filler metal from a single welding pass.

Back

BEAD

Front

A gas used in welding to protect the weld area from atmospheric gases.

Back

SHIELDING GAS

Front

Precautions taken to ensure safe operation and prevent accidents.

Back

SAFETY

Front

Protective gear worn on the head to protect against hazards.

Back

HELMET

Front

A device used to connect the welding machine to the workpiece to complete the electrical circuit.

Back

GROUND CLAMP

Front

The pool of molten metal formed during welding.

Back

PUDDLE

Front

A rod used in welding to add material to the weld.

Back

WELDING ROD