Hardmetals - Metallographic determination of microstructure - Part 4: Characterisation of Porosity, Carbon Defects and Eta-phase content (ISO/DIS 4499-4:2014); German version prEN ISO 4499-4:2014
Hardmetals - Metallographic determination of microstructure - Part 4: Characterisation of porosity, carbon defects and eta-phase content (ISO 4499-4:2016); German version EN ISO 4499-4:2016— 19 стр.