Welding thin sheet metal can be challenging because you need to obtain adequate fusion while preventing distortion and burnthrough. The key skill is to control the heat across the sheet metal to ...

CHANTILLY, Va. - The Sheet Metal and Air Conditioning Contractors' National Association (SMACNA) has announced that the newly revised third edition of the Sheet Metal Welding Guide is now available.

Welding refers to a wide variety of processes in which metals are joined by fusion. The metal at the interface of two or more parts is melted or fused by application of intense, localised heat. A ...

A strong weld does not begin when the arc starts or the laser beam hits the joint. It begins earlier, when the metal su ...