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 spring steel flat bars - Part 2: Ribbed and grooved spring leaves, Dimensions and tolerances on shape and dimensions; German version EN 10092-2:2003— 9 стр.
Helical springs made of round wire and rod - Part 2: Information to be given in order to obtain the cold formed tension springs required, printed form B— 5 стр.
Helical springs made of round wire and rod - Part 3: Information to be given in order to obtain the hot formed compression spring required, printed form C— 6 стр.
