内容简介
目录前言.......................................皿
1范围......................................1
2规范性引用文件.................................1
3型号......................................1
4规格......................................2
5 材料.....................................3
6 试验.....................................4
7包装及标志...................................5
8贮运......................................5
附录入（规范性附录）钢型材半制品技术要求.....................6
附录B （规范性附录）舘型材半制品技术要求....................7
附录C （规范性附录）钢、铝复合接触线结合力试验方法...............8