基于微观偏析模型的连铸方坯内裂纹敏感性研究

窦坤, 卿家胜, 王雷, 张晓峰, 王宝, 刘青, 董洪标

RESEARCH ON INTERNAL CRACK SUSCEPTIBILITY OF CONTINUOUS-CASTING BLOOM BASED ON MICRO-SEGREGATION MODEL

DOU Kun, QING Jiasheng, WANG Lei, ZHANG Xiaofeng, WANG Bao, LIU Qing, DONG Hongbiao

表2 参考文献[18]中M1钢及本研究YQ450NQR1钢的化学成分

Table 2 Chemical compositions of M1 steel from reference [18] and YQ450NQR1 steel in this research

Steel C Si Mn P S Fe M1 0.13 0.35 1.52 0.016 0.002 Bal. YQ450NQR1 0.09~0.14 0.30~0.50 1.25~1.40 ≤0.025 ≤0.015 Bal.