Forging Penetration Efficiency of Steel H13 Stepped Shaft Radial Forging with GFM Forging Machine
ZHOU Xu-dong1 (周旭东), LIU Xiang-ru2 (刘香茹), XING Jian-bin3 (型建斌)
Journal of shanghai Jiaotong University (Science) . 2012, (3): 315 -318 .  DOI: 10.1007/s12204-012-1276-y