Historical
DIN EN ISO 898-1:2009
Mechanical properties of fasteners made of carbon steel and alloy steel - Part 1: Bolts, screws and studs with specified property classes - Coarse thread and fine pitch thread (ISO 898-1:2009); German version EN ISO 898-1:2009
This document specifies for bolts, screws and studs made of steel the designation system, materials, mechanical properties including test methods and marking.
Deutsches Institut für Normung [din]