TIG WELDING CARBON STEEL .120" wall DOM TUBING

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WELD PROCESS = TIG, GTAW, GAS TUNGSTEN ARC WELDING

METAL TYPE = CARBON STEEL

THICKNESS = .120"

WELD TYPE = FILLET   

JOINT TYPE = COPED TUBE JOINT

POSITION = FLAT

AMPERAGE = 120 amps with foot pedal 

TUNGSTEN = 2% LANTHANATED, 3/32"

FILLER WIRE = .045” ER70S2

POLARITY = DCEN

GAS FLOW = 20 -25 CFH argon

CUP SIZE =  10

PRE FLOW = .5 SEC

POST FLOW = 7 SEC

ADDITIONAL SETTINGS = 

TIPS: KEEP A TIGHT ARC 

Aim for an arc length that is equal or less than the diameter of your tungsten electrode.Torch angle can be forgiving provided your arc length is tight.

Keep the hot tip of the filler wire shielded by the argon envelope from the tig cup

Snip oxidized tip of filler metal before a restart

tig welding .120
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