标 准 编 号:BS EN 10025-5-2004 简体中文标题:结构钢热轧制品.改进的耐大气腐蚀结构钢的交货技术条件 繁体中文标题:结构钢热轧制品.改进的耐大气腐蚀结构钢的交货技术条件 English Name:Hot rolled products of structual steels - Technical delivery conditons for structural steels with improved atmospheric corrosion resistance