filler metal sizes for tig

by anthony
(conroe,tx)

what size electrode and filler matal should be used to practice walking the cup with tig on mild steel pipe


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wtt replies...

usually either 3/32 or 1/8" electrode .

same for filler rod.

a 1/8" filler is often used for a root pass
but sometimes a 3/32 is used with dip technique