Welding For Corner Joint. In some cases the corner joint can be welded without any filler rod the weld being formed by melting-o-ff the edges of the parent metal Fig. Note that there are three kinds of corner welded joints popularly used by welders.
Here the slabs are to be kept at 90 degrees in the following way and the space created is to be filled with filler metal by welding. One thing that is important to note about this type of weld is that you do it on the outside of the corner. Corner joints are typically made with the entire edges of both materials touching each other but it is also possible to weld only their corners.
This weld is a type of joint that comes together at right angles between two metal parts to form an L.
What to know when welding corner joints. These are common in the construction of boxes. If you are welding materials heavier than 12 gauges then you should use half-open corner joints. What to know when welding corner joints.