Arc welding is a fusion welding process used to join metals. An electric arc from an AC or DC power supply creates an intense heat of around 6500°F which melts the metal at the join between two work pieces. Nuñez precision welding has been at the forefront of developing arc welding processes and, as such, offers a number of associated services. Our team welding professionals highly qualified , are able to provide expert guidance on any issue related to the joining of materials.