标题: BS EN 10025-5-2004 [打印本页] 作者: liuxilin1215 时间: 2014-1-7 21:43:43 标题: BS EN 10025-5-2004
BS EN 10025-5-2004 Hot rolled products of structural steels — Part 5: Technical delivery conditions for structural steels with improved atmospheric corrosion resistance