45钢块体超细晶棒材3D-SPD轧制法

林鹏程, 庞玉华, 孙琦, 王航舵, 刘东, 张喆

3D-SPD Rolling Method of 45 Steel Ultrafine Grained Bar with Bulk Size

LIN Pengcheng, PANG Yuhua, SUN Qi, WANG Hangduo, LIU Dong, ZHANG Zhe

图4 传统纵轧与3D-SPD等效应变对比

Fig.4 Comparisons of equivalent strain between traditional longitudinal rolling (a) and 3D-SPD (b)