标准编号:prEN 14730-2-2003
标准名称:
英文名称:Railway applications - Track; Aluminothermic welding of rails - Part 2: Qualification of aluminothermic welders, approval of contractors and acceptance of welds
发布部门:
发布日期:2003-06-01
实施日期:
标准状态:现行
文件格式:PDF