Insulating materials - Industrial rigid round laminated tubes and rods based on thermosetting resins for electrical purposes - Part 3: Specifications for individual materials - Sheet 1: Round laminated rolled tubes (IEC 61212-3-1:2013); German version EN 61212-3-1:2013
绝缘材料.电气用热固性树脂基工业硬质圆形层压管和棒.第3部分:单项材料规范.活页1:圆形层压轧制管(IEC 61212-3-1-2013);德文版EN 61212-3-1:2013