TIG WELDING CARBON STEEL 3/8" 2G PLATE ROOT PASS, AND WALKING THE CUP HOT PASS & FILL PASSES

...Introducing the New WeldMonger Challenger TIG kit that includes the most frequently used Cups.

SETTINGS FOR HOT PASS AND FILL PASSES

WELD PROCESS = TIG, GTAW, GAS TUNGSTEN ARC WELDING, SCRATCH START TIG

METAL TYPE = carbon steel

THICKNESS = 3/8” WITH 1/8” GAP, ZERO LAND, 37.5 BEVELS

WELD TYPE = groove

JOINT TYPE = BUTT WELD

POSITION = 2G PLATE OPEN ROOT WITH 1/8” GAP AND ZERO LAND

AMPERAGE = MACHINE AMPS SET TO 130-150 USING SCRATCH START TORCH WITH VALVE

TUNGSTEN = 2% LANTHANATED,3/32"

FILLER WIRE = 1/8” ER70S2

POLARITY = DCEN

GAS FLOW = 20 CFH argon

CUP SIZE = 8

PRE FLOW = TORCH VALVE

POST FLOW = TORCH VALVE

ADDITIONAL SETTINGS =

TIPS: EXTEND ELECTRODE ENOUGH TO GET A DECENT ANGLE SO THAT WALKING THE CUP OR FREEHAND WELDING BOTH WORK WELL

Hot pass was run at 130-140 and after that 150 amps for fill passes

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 cupSnip oxidized tip of filler metal before a restart

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