标 准 编 号：BS EN 10297-1-2003 简体中文标题：机械和普通工程用无缝圆形钢管.技术交货条件.非合金和合金钢管 繁体中文标题：机械和普通工程用无缝圆形钢管.技术交货条件.非合金和合金钢管 English Name：Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Non-alloy and alloy steel tubes ...