12结构钢冷轧钢带：C35 C45 C50 C54 C60 C68 C75 XC32 XC38 XC45 XC50 XC54 XC60 XC68 XC75 XC90 XC100
13高温和低温用承压无缝钢管与焊接钢管：P195GH P235GH P265GH 8MoB5-4 10CRMo5-5 10CrMo9-10 11CrMo9-10 13CrMo4-5 14MoV6-3 15NiCuMoNbnth="6" year="2005" w:st="on">5-6-4 16Mo3 20CrMoVnth="5" year="2013" w:st="on">13-5-5 20MnNb6 25CrMo4 X10CrMoVNb9-1 X11CrMo5 X11CrMo9-1 X20CrMoV11-1 P215NL P255QL P265NL 11MnNi5-3 12Ni4 13MnNi6-3 26CrMo4-2 X10Ni9 X12Ni5 / P195GH P235GH P265GH 16Mo3 P215NL P265NL
14特殊用途的冷轧或冷拔棒材和线材：C3D2 C5D2 C8D2 C10D2 C12D2 C15D2 C18D2 C20D2 C26D2 C30D2 C36D2 C38D2 C40D2 C42D2 C46D2 C48D2 C50D2 C52D2 C56D2 C58D2 C60D2 C62D2 C66D2 C68D2 C70D2 C72D2 C76D2 C78D2 C80D2 C82D2 C86D2 C88D2 C92D2 C98D2
15高温和低温用螺纹紧固件用钢：C35E C45E 20Mn5 19MnB4 35B2 20CrMnVTiB4-10 25CrMo4 42CrMo4 42CrMo5-6 21CrMoV5-7 40CrMoV4-6 30CrNiMo8 34CrNiMo6 41NiCrMonth="3" day="2" islunardate="False" isrocdate="False" w:st="on">7-3-2 X8Ni9 X12Ni5 X15CrMo5-1 / 15CD405 25CD4 20CDV5.07 Z15CD5.05 Z20CDNbV11 Z6NCTDV25.15
