EN ISO 898-5:2012 碳钢和合金钢制紧固件的机械性能.第5部分:非拉伸应力条件下止动螺钉和类似的紧固件
Mechanical properties of fasteners made of carbon steel and alloy steel - Part 5: Set screws and similar threaded fasteners with specified hardness classes - Coarse thread and fine pitch thread (ISO 898-5:2012)