riveting nd welding Riveting is the process of a joining to pieces of material (metal, cloth or other) by way of mechanical force using a riveter. Spot welding is the process of joining 2 or more pieces of metal by way of heating the metal to its melting point and fusing the material together at one given location or spot. Riveting - when a solid fastener is placed in a drilled hole and expanded to hold an object in place. Welding - when a thin wire ('filler') is melted along with the area of bonding on the workpieces, which form a joint when cooled.
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