Best settings and wire for Mig weld

I need to weld 1" sq. 14ga tube. I am using a lincoln 140c (120V) welder. What is the right wire and settings for this?

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check this out for mig welding settings..

there is a link on the page to a helpful page on the airgas site

https://www.weldingtipsandtricks.com/mig-welding-settings.html