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1 3D-SPD有限元模型示意图

Fig.1 Schematics of 3D severe plastic deformation (3D-SPD) finite element model from views of front (a), left (b), and top (c) (n—roll speed, α—cone angle, β—feed angle, γ—cross angle, Vx—feeding direction)