Professional Plasma cutters supplier in the UK 2024 from WeldingSuppliesDirect: FCAW is well-suited for ferrous metals and operations requiring little pre-cleaning. It is best used for repairs, pipes, shipbuilding, outdoor and underwater welding because of its incredible protection from external conditions. Although FCAW and GMAW are two separate welding types, the only major difference lies in shielding the weld zone using electrodes and shielding gases. Gas welding, or oxy-fuel welding, is one of the oldest forms of heat-based welding that uses oxygen and fuel gases to join metal surfaces. This welding method typically uses acetylene or gasoline as its fuel …