Welding joints

T-joint

T-joint welded using arc welding

T-joint welded using tig

T-joint welded using mig

Lap joint

Lap joint welded using tig

Lap joint welded using arc welding

Lap joint welded using mig

Butt joint

Butt joint welded using tig

Butt joint welded using arc weld Butt joint welded

using mig

Conclusion

• Tig welding is used mainly for aluminum it hold well and if it is a good enough weld it can be smoothed over to look as if it wasn’t even there.

• Arc welding is good for thick metals.• Mig welding is used for anything between thick and thin

metals.