Sintered metal materials, excluding hardmetals - Permeable sintered metal materials - Determination of density, oil content and open porosity (ISO 2738:1999); German version EN ISO 2738:1999— 12 стр.
Explosive atmospheres - Part 34: Application of quality systems for equipment manufacture (ISO/IEC 80079-34:2011, modified); German version EN ISO/IEC 80079-34:2011— 60 стр.