Tig Welding Tips For Thin Sheet Steel

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Tig welding tips for thin sheet steel.

This is especially useful for carbon steel. Sheet metal tig welding tips 1 for 1 rule. This means that 1 amp should be used per 1 thousandth 0 001 inch of thickness. Matt goes over some great tips on welding sheet metal with the tig 200 ac dc welder.

For welding at high amps those sideways scratches dont make that much difference. This might be obvious to you but for tig welding really thin metal its best to taper the electrode like a needle. Tig welding thin sheet metal with a 3 32 2 4mm tungsten electrode. Learn why mig pulsed mig tig and pulsed tig are the ideal choices when welding sheet metal.

Ditch a 1 8 inch tungsten electrode for something much smaller like 1 16 inch tungsten. The best two electrodes for welding auto body sheet metal is either ceriated tungsten or thoriated tungsten. When welding thin metal the main objective is to avoid warping burn through and excessive heat affected zones while still ensuring the weld has enough mechanical strength for the application. Other sheet metal applications e g stainless steel in food service typically call for a size 7 tig cup.

Subscribe for new videos every monday and friday. For welding sheet metal in aerospace applications use a 15 cup 15 16 inch diameter. Because it will have you a lot more control over the whole process and it is more forgiving in case you do anything wrong. The best way to estimate the heat input needed for welding is by applying the 1 for 1 rule.

Short circuit transfer mig short arc tig and pulsed tig welding processes provide the most control over the heat to address these challenges.