by lui
I'm welding overhead with fcaw tubular wire no gas. I'm having trouble with my cover pass. I can't get a good flat bead.
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look at the wire and then go to the manufacturers web site and search for parameters for the diameter you are using. I have learned that most manufacturers of filler metal go to great trouble to list good settings.
here is an example.
http://www.hobartbrothers.com/pdf/datasheets/Fabshield21B.pdf