Steel and steel products - Location and preparation of samples and test pieces for mechanical testing (ISO 377:1997); German version EN ISO 377:1997— 16 стр.
Metallic materials - Rockwell hardness test - Part 1: Test method (scales A, B, C, D, E, F, G, H, K, N, T) (ISO 6508-1:2005); German version EN ISO 6508-1:2005— 35 стр.
Steel and iron - Sampling and preparation of samples for the determination of chemical composition (ISO 14284:1996); German version EN ISO 14284:2002— 35 стр.
Hot rolled products of structural steels - Part 3: Technical delivery conditions for normalized/normalized rolled weldable fine grain structural steels; German version EN 10025-3:2004— 25 стр.