"The leaflet applies to metal inert gas welding (MIG) of aluminum and its alloys. It provides information on how to use the process and on the selection of welding additives and protective gases. The worksheet contains numerous tables on, among other things, welding additives and protective gases and the joint shapes and the causes of errors and how to avoid them."
DIN EN 30042 Arc-welded joints in aluminium and its weldable alloys - Guidance on quality levels for imperfections (ISO 10042:1992); German version EN 30042:1994*， 1994-08-01 Update