Historical
DIN EN 13906-1:2002
Cylindrical helical springs made from round wire and bar - Calculation and design - Part 1: Compression springs (FOREIGN STANDARD)
The document specifies the calculation and design of cylindrical helical compression springs with a linear characteristic, made from round wire and bar of constant diameter and in respect of which the principle loading is applied in the direction of the spring axis.
Deutsches Institut für Normung [din]