TIG CARBON STEEL 6 INCH SCHED 80 .430" WALL PIPE ROOT SCRATCH START VALVE TORCH

scroll down for details and settings

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

METAL TYPE = carbon steel PIPE

THICKNESS = 6 inch schedule 80 pipe wall thickness .430"

WELD TYPE = groove   

JOINT TYPE = BUTT WELD OPEN ROOT WITH 5/32” GAP AND ZERO LAND

POSITION = ROLLED IN JACK STANDS

AMPERAGE =  80-85 AMPS USING SCRATCH START AND VALVE TORCH

TUNGSTEN = 2% LANTHANATED, 3/32"FILLER WIRE = 1/8”

ER70S2POLARITY = DCEN

GAS FLOW = 20 CFH argon

CUP SIZE =  7

PRE FLOW =  VALVE TORCH 

POST FLOW =  VALVE TORCH

ADDITIONAL SETTINGS =  

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

trail out on thicker part of pipe wall before snapping out to avoid a crater eye. aka fish eye

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 each restart

Did you know?..
There are several hundred videos over at welderskills.com from beginner to advanced... to down and dirty repair videos on farm equipment

Whether you are a student, hobbyist, or a working welder who wants to sharpen up, you can take a free trial and even get 25% off your first 3 months with promo code QS25.

Its easy to sign up…and even easier to cancel with no hoops to jump thru.

Invest in yourself,

See you in there.

Jody