TIG WELDING ALUMINUM 1/4" THICK FITTING ON TURNTABLE

WELD PROCESS = TIG, GTAW, GAS TUNGSTEN ARC WELDING

METAL TYPE = ALUMINUM AN FITTING

THICKNESS =  1/4” TO 1/8" 

WELD TYPE = FILLET WELD

JOINT TYPE = LAP

POSITION = 2F HORIZONTAL

AMPERAGE = 140-170 AMPS CONTROLLED WITH FOOT PEDAL

TUNGSTEN = 2% LANTHANATED, 3/32"

FILLER WIRE = 3/32” 4943

POLARITY = AC

GAS FLOW = 15 CFH argon

CUP SIZE =  5

ADDITIONAL SETTINGS =   AC BALANCE 30% CLEANING, AC FREQ 120HZ

PRE FLOW = 1 SEC

POST FLOW = 10 SEC

TIPS: KEEP A FAIRLY TIGHT ARC AND KEEP  TORCH ANGLE TO A MINIMUM

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.