EN 10270-2 Steel wire for mechanical springs – Part 2: Oil hardened and tempered spring steel wire
1 Scope 1.1 This European Standard applies to oil hardened and tempered spring steel wire made from unalloyed or alloyed steels. They are primarily subject to torsional stresses such as in coil springs for compression and extension and in special cases also for applications where the spring wire is subject to bending stresses such as […]