Unified rating and skills guide for jobs and occupations of manual workers. Sections: "General occupations of ferrous industry", "Blast-furnace practice", "Steel industry", "Mill production", "Pipe and tube production", "Ferroalloy industry", "Cake and by

Die Norm herausgegeben am 27.12.1984

Unified rating and skills guide for jobs and occupations of manual workers. Edition 8. Sections: "General professions of non-ferrous metallurgy", "Production of non-ferrous, rare metals and powders from non-ferrous metals", "Non-ferrous metal treatment",

Die Norm herausgegeben am 23.6.2006

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Die Norm herausgegeben am 16.1.1985