Effect of the Process Parameters on Surface Spiral in Cross Wedge Rolling of 4Cr9Si2
HUANG Jiang-hua, LIU Jin-ping, WANG Bao-yu, HU Zheng-huan
Journal of Northeastern University Natural Science . 2014, (12): 1778 -1782 .  DOI: 10.12068/j.issn.1005-3026.2014.12.024