How To Weld Metal Pipe. Fire your welding torch or strike your welding electrode on the steel to open an arc between the welding tool and pipes. Lets get right to it.
Pipe is backfilled. Lets get right to it. Seamless piping begins as a solid cylindrical hunk of steel called a billet.
One common method that I have used on pipelines in the oil and gas industry is to create a magnetic coil with the work lead.
While still hot billets are pierced through the center with a mandrel. Why Automated Orbital GTAW Is the Best Way to Weld Pipe. If you cant make a single pass then go with multi-layer beads. This booklet is a guide to welding pipe with Shielded Metal Arc Welding SMAW and double ending pipe using automatic welding.