Standard DIN EN ISO 3369, Publication date: 2010-08 Impermeable sintered metal materials and hardmetals - Determination of density (ISO 3369:2006); German version EN ISO 3369:2010

Standard DIN EN ISO 4499-2, Publication date: 2010-10 Hardmetals - Metallographic determination of microstructure - Part 2: Measurement of WC grain size (ISO 4499-2:2008); German version EN ISO 4499-2:2010

Standard DIN EN 10021, Publication date: 1993-12 General technical delivery requirements for steel and iron products; German version EN 10021:1993