Steels for quenching and tempering - Part 3: Technical delivery conditions for alloy steels; German version EN 10083-3:2006, Corrigendum to DIN EN 10083-3:2007-01; German version EN 10083-3:2006/AC:2008— 2 стр.
Geometrical product specifications (GPS) - ISO code system for tolerances on linear sizes - Part 1: Basis of tolerances, deviations and fits (ISO 286-1:2010 + Cor 1:2013)