T.I.G. Welding

Sheldon Brown's Bicycle Glossary · letter T
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Tungsten Inert Gas welding. A form of welding by the use of an electric arc. The area being heated is bathed in an inert gas to prevent oxidation.

T.I.G. welding is commonly used to build lugless bicycle frames. Most current bicycle frame production is done by T.I.G. welding.

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