Sampling procedures for inspection by attributes - Part 1: Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot inspection (ISO 2859-1:1999 including Technical Corrigendum 1:2001)— 191 стр.
Cold-rolled narrow steel strip for heat-treatment - Technical delivery conditions - Part 4: Spring steels and other applications; German version EN 10132-4:2000 + AC:2002— 9 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.