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Welding Magnetized Drill Pipe. If that doesnt work heat the weld zone to a dull red with a torch. 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. Tip for welding extremely magnetized pipe and welder working in the oil field will face the dreaded mag pipe sooner or later and they will all stugle and fight it sware and throw there stinger and wish they werenot a welder for a bit and ive herd lots of ways of dealing with mag pipe and not one of them has worked for me. Welding magnetized drill pipe 01-07-2014 0804 AM I use 2 38 and 2 78 used pipe around the place and its magnetized and when i grind on it it makes worse.
Were welding two 7 sections of drill pipe together thats going to be driven into the ground as piling to supports heavy staircases. The problem is that during normal use drill pipe acquires the properties of a permanent magnet. After the forging process the forged drill rods are then sent through a series of induction coils and a gas furnace for Austenitizing where the pipe is heated to 1650 degrees. Welding magnetized drill pipe sucks. More than likely you have high alloy or high carbon pipe. This can cause problems welding with DC so the usual easy fix is to use AC where the magnetism has little effect.
Welding Drill Articles Cooking.
But welding it can sometimes be tricky. The problem is that during normal use drill pipe acquires the properties of a permanent magnet. 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. What Is The Welding Process. First thing Id do is wrap the ground lead around the pipe 4 or 5 times. But welding it can sometimes be tricky.