Special welding techniques pdf

Types of welding revo technologies and enterprises. Camtech has prepared this handbook on welding techniques to provide. The most popular processes are shielded metal arc welding smaw, gas metal. Shielded metal arc welding is the process of joining two metal pieces using a flux covered electrode which is melted in an electric arc and becomes a fused part of the pieces being welded. Some general guidelines for mig welding techniques are as follows and they are only guidelines. In those special cases where a technique should be modified for a specific resin, a note will be included in the. Mig welding tips and techniques for beginners millerwelds. In this article, well cover the basics and it will be a good refresher for those who already have some welding experience.

Typically the mig gun will be pushed, the angle of the mig gun can be pointing straight down to leaning toward the direction of the weld up to 35. Mig welding techniques, paterns and angles for all. In the industry its called gas metal arc welding gmaw but the term mig welding is much more common, so well use that here. I use it for almost everything because it is simple and it works. For welding vertical up, use a push or forehand technique and tilt the top of the electrode 0 to 15 degrees away from the direction of travel. There is no one specific rule governing the type of welding process to be. There are several different welding processes that are ideal. Five steps to improving your stick welding technique. This document is a must for every welding school, fabricator and home hobbyist. Welding and metal fabrication book pdf by larry jeffus. Arc cutting is similar to arc welding, except that special electrodes are used. There are many different types of welding processes and in general they can be categorized as. I learned this mig welding technique over 20 years ago and have gotten a lot of mileage out of it.