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; 文章编号:1672-7207(2010)01-0172-07 Influence factors of mechanics parameters in rolling spiral tooth parts with cross wedge rolling YAN Hua-jun1, 2, LIU Jin-ping1, HU Zheng-huan1 (1..., Shijiazhuang 050018, China) Abstract: Based on the fact that forming spiral tooth shaft in cross wedge rolling is complex, and rolling condition and process parameters have great influence on mechanics......
Finite element analysis of rolling process for variable cross-section bladeKONG Xiang-wei(孔祥伟), LI Jia(李佳), LI Bin(礼宾) (School of Mechanical Engineering & Automation, Northeastern University, Shenyang 110819, China)Abstract:Due to the variation of the blade cross-section, the deformation stress and strain of the workpiece keep changing during the rolling process and the conventional rolling......
crushing in skin-pass rolling of steel strip [J]. Journal of Materials Processing Technology, 2015, 216: 1-9. [2] MORALES ESPEJEL G, BRIZMER V, PIRAS E. Roughness evolution in mixed lubrication condition...J. Cent. South Univ. (2016) 23: 3153-3159 DOI: 10.1007/s11771-016-3381-9 Parametric analysis of mixed lubrication characteristics in work zone of strip rolling WU Jian-qing(吴建清), LIANG Xiao-ping(梁小平......
Influence of the finish rolling temperatures on the microstructure and texture evolution in the ferritic stainless steelsFei GAO,Zhenyu LIU,Haitao LIU and Guodong WANG The State Key Laboratory of Rolling and Automation,Northeastern University,Shenyang 110819,China摘 要:The influence of the finish rolling temperature on the microstructure and texture......
modes (AR: Asymmetric rolling; SR: Symmetric rolling; One step: One pass to the final reduction; Step by step: Each pass of 10% reduction up to final reduction) Another interesting phenomenon also...; Abstract: Asymmetric rolling(ASR), as one of severe plastic deformation(SPD) methods, was widely used to make ultra-fined materials with enhanced performance. Internal marks......
MODELING OF FERRITE GRAIN GROWTH OF LOW CARBON STEELS DURING HOT ROLLING Y.T.Zhang1,Y.Y.Li1,D.Z.Li1 (1.Institute of Metal Research, The Chinese Academy of Sciences, Shenyang 110016, China... Q235B during hot rolling. By using this model, the initial ferritegrain size after continuous cooling and ferrite grain growing in coiling procedure canbe predicted. Finally, in-plant trials were......
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and elongation occurred at a rolling temperature of 180℃.For the furnace-cooled alloys,the tensile strength decreased initially,until the rolling temperature of 420℃,and then increased;the elongation increased consistently with increasing rolling temperature.The effects of grain boundary hardening and dislocation hardening on the mechanical properties of these rolled alloys decreased with increases......
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