How To Join Sheet Metal Without Welding. While soldering is useful for many purposes it has limitations. With this joining technique metal parts are deformed locally without the use of any consumables.
Painted or coated metal sheets can also be joined by this method without damaging the surface. Tradesmen often use brazing or welding instead to create stronger joins between the metals. When the material is 18-gauge and thicker you may be able to use a030-inch wire.
Other than this nano metals and adhesives can also be used to join metal pieces together without welding.
The clinching process is a method of assembling sheet metal without welding or fasteners. Cold metal stitching is a method to repair either sheet metal or two pieces of metal. When the material is 18-gauge and thicker you may be able to use a030-inch wire. Soldering is one method that is widely used to accomplish this.