A notable trend in HVAC and refrigeration is that contractors are increasingly repairing faulty aluminum coils and return bends rather than ordering new parts. Two factors are driving this change: ...

Description: The portable brazing repair toolkit allows HVAC service technicians to repair leaks in aluminum and copper coils in the field. The six-piece brazing repair kit features Harris Stay-Silv® ...

Where do you stand on one of the eternal questions of metalwork: brazing, or welding? As your Hackaday writer, and the daughter of a blacksmith, it’s very much on the welding side here. Brazed joints ...

Brazing joins parts by heating them to more than 840°F and applying a filler metal that has a melting temperature below that of the base metal. Filler metal flows into the joint by capillary ...

Although torch brazing is the most widely used brazing method, finding a skilled operator for the process is a difficult task for many manufacturers. Moreover, it elevates regulatory and safety ...