How To Weld Metal Frame. Many manufacturers suggest that you use a spot welder to complete all welds that are reachable and then spot weld with a pulse MIG welder for best results. Ad High Performance Wide Range Structural Adhesives Bonding Plastic and Metal.
Angle Your Gun at About 15 Degrees. The yield stress point is defined as the stress at which a material begins to deform plastically. Frame Welding Methods.
The following are the welding methods used.
This will give a nice bumpy surface that the epoxy can really bite into. Frame Welding is a pseudo name given to the welding of frames in which many different welding processes can be used. At the very least scuff it up with an abrasive pad or some sandpaper. Using your Metal grinding grinding wheel and your grinder grind the welds flat so it is smooth and even with the rest of your metal.