齿轮钢铸态点状偏析及其在热轧棒材中的演变

张壮, 李海洋, 周蕾, 刘华松, 唐海燕, 张家泉

As-Cast Spot Segregation of Gear Steel and Its Evolution in the Rolled Products

ZHANG Zhuang, LI Haiyang, ZHOU Lei, LIU Huasong, TANG Haiyan, ZHANG Jiaquan

图6 铸坯心部纵剖面带状缺陷形貌OM像

Fig.6 Low (a) and high (b) magnified OM images of the banded defects in the middle of the longitudinal section sample