高强度焊接结构钢:HG1080HG980HG785HG70HG60HJ58HQ700HQ600BS700MCBS600MCQ690Q620Q550Q500Q460Q420Q390Q345DE高强度耐磨板:NM360NM400NM450NM500低碳贝氏体钢:DB590DB685美标高强钢:GR65GR50A514GRGR70欧标高强钢:S460S550S690S890)