Any joining process that relies on passing an electrical current through a workpiece. The heat is generated by the metal’s resistance to the electrical current.
In the tube and pipe industry, high-frequency, noncontact electrical resistance welding is so common that the abbreviations HF and ERW are used interchangeably. However, high-frequency isn’t the only useful ERW process. Many frequencies are used, including direct current, which has no frequency at all, as is contact welding.
Mazak Optonics: OPTIPLEX NEXUS 3015 CO2 Laser-Cutting System
The OPTIPLEX NEXUS 3015 CO2 laser-cutting system is simply
innovative. It combines high performance with a compact and flexible
design, ideal for fabrication job shops looking to expand into
From the Web: ‘Routine’ jobs disappearing; business expands; 3-D printing updates; and brake woes - by Vicki Bell Web articles for fabricators—The future of routine jobs; Lincoln, Neb., business expands; 3-D developments; and brake concerns.
TheFabricator.com provides metal fabrication professionals with market news, the industry's best articles, product news, and conference information from the Fabricators & Manufacturers Association, Intl.