When we want to make some object there are many components to put together to make a complete workable thing out of them. If it is a thing, small in size, such as, a spoon we can use technique of... More > molding to create it. What if, we want to make a car? We can mold its parts, such as, engine. However, how to mold a car's bodywork with an engine in it? In such situations, the technique of welding comes useful. With its use different parts of the bodywork in a car are welded together to give it an intended shape and strength. Later on, rest of the car parts are fitted inside this bodywork to create a car.
Arc welding is one such technique used to weld or join objects made of metals such as stainless steel, aluminum, cast irons and such together. Before we get into the technicalities of arc welding different kinds of metal, lets us see how the welder works.
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