TIG WELDING .120" wall COPED STEEL TUBE COVER PASS

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WELD PROCESS = TIG, GTAW, GAS TUNGSTEN ARC WELDING

METAL TYPE = 1-1/2” CARBON STEEL TUBE

THICKNESS = .120” WALL TUBE

WELD TYPE = Fillet weld

JOINT TYPE = COPED TUBE JOINT

POSITION = 4F OVERHEAD

AMPERAGE = MACHINE SET TO 150 AMPS CONTROLLED WITH PEDAL AND MAXED OUT ON PEDAL MANUAL PULSE

TUNGSTEN = 2% LANTHANATED, 3/32"

FILLER WIRE = 1/16” ER70S6

POLARITY = DCEN

GAS FLOW = 25 CFH argon

CUP SIZE = 12

ADDITIONAL SETTINGS =

PRE FLOW = .5 SEC

POST FLOW = 7 SEC

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

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