DIN EN ISO 898-5:2012
碳鋼和合金鋼制成的緊固件的機械特性. 第5部分: 指定硬度種類的定位螺釘和類似螺紋緊固件. 粗牙和細牙螺紋(ISO 898-5-2012); 德文版本EN ISO 898-5-2012
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); German version EN ISO 898-5:2012