瑞典弹簧钢碳素弹簧和易切削结构钢SS1770SS1774SS1778(易切削结构钢)SS1912SS1914SS1922SS1926SS1940SS1957SS1973英国碳素结构钢碳锰结构钢和易切削结构钢040A04040A10040A12045A10045M10055M15060A62060A67060A72060A78060A81080A15080A20080A67080M15125A15130M15210A15210M15214A15214M15280M01英国合金结构钢523H15523M15527A17527H17527M17590A15590H17590M17635A14635H15635M15637A16637H17637M17655H13655M13665H17665H20665H23665M17665M20665M23708H20708M20708M40709M40720M32722M24805A17805A20805A22805H17805H20805H22805M17361805M20362805M22808H17808M17815H17815M17353820H17820M17354822H17822M17355832H13832M1336C835H15835M1539B897M3940C905M3941B英国表面精整的结构钢棒材045A10045M10070M20070M55080A15080A305B080A428D080A4743B080M15080M30080M40080M50150M19150M3615210M15212A428DM216M3615AM226M44230M07530M40605M36606M3616M635M15637M17655M13665M17708M40709M40722M24805M17805M20815M17817M40820M1724822M17826M31826M40835M15945M38)