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12 不同带宽和带间距下保温过程偏析元素扩散均匀化所需时间
Fig.12 Time for uniform diffusion of elements C (a) and Mn (b) during insulation process