
Cylindrical helical springs made from round wire and bar - Calculation and design Part 1: Compression springs
出版:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
BS EN 13906-1:2013 - Identical
UNI EN 13906-1:2013 - Identical
UNE EN 13906-1:2002 - Identical
NBN EN 13906-1:2013 - Identical
NF EN 13906-1:2013 - Identical