DIN EN 60811-406-2012 电缆和光缆. 非金属材料的试验方法. 第406部分:杂项试验. 聚乙烯和聚乙烯化合物的抗应力断裂 (IEC 60811-406-2012); 德文版本EN 60811-406-2012
Electric and optical fibre cables - Test methods for non-metallic materials - Part 406: Miscellaneous tests - Resistance to stress cracking of polyethylene and polypropylene compounds (IEC 60811-406:2012); German version EN 60811-406:2012