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J. Cent. South Univ. (2012) 19: 994-1001 DOI: 10.1007/s11771-012-1102-6 Industrial shape detecting system of cold rolling strip YANG Li-po(杨利坡)1, 2, YU Bing-qiang(于丙强)1, 2, DING Dong(丁栋)1, 2, LIU Hong-min(刘宏民)1, 2 1. National Engineering Research Center for Equipment and Technology of Cold Strip Rolling,Yanshan University, Qinhuangdao 066004, China; 2. State Key Laboratory of Metastable Materials......
Finite element analysis of deformation characteristics in cold helical rolling of bearing steel-ballsCAO Qiang(曹强)1, 2, HUA Lin(华林)2, 3, QIAN Dong-sheng(钱东升)1, 2(1. School of Materials Science... analytical method, it is significant to develop a 3D finite element (FE) model of HR process. The key forming conditions of cold HR of bearing steel-balls were detailedly described. Then, by taking steel-ball......
for thin sheet, retrogression heat treatment can be applied to improve the cold formability of the sheet by softening. Based on this, Aleris Aluminium Duffel has published a European patent (EP 2581218 B1... Abstract: The forming behaviour of AW-7075-T6 sheet was studied across a range of shock heat treatment (SHT) temperatures of 200-480 °C. After SHT, formability of the samples was investigated by tension......
Microstructure, mechanical properties and formability of friction stir welded dissimilar materials of IF-steel and 6061 Al alloySemih Mahmut Aktarer1,Dursun Murat Sekban2,Tevfik..., and the microstructure,mechanical properties, and biaxial stretch formability of the friction stir welded(FSWed) parts were investigated. The results indicate that the FSWed parts showed optimum tensile......
process parameters rather than part attributes. Key words: bending technology; tools; dimensional accuracy; distortions; springback; formability 1 Introduction As a result of intensified... (a) and details of left semi die (b) The key to minimize springback is designing the tool in such a way that it, firstly, provides a suitable stretch level; too large stretch may cause formability problems......
The Application of Pattern Recognition to the Formability of Quasicrystal Formation in Al-alloys罗学才,程兆年,陈念贻,潘毓刚摘 要:<正> Four parameters of chemical bond havebeen used to span a feature space to classifyquasicrystal-forming Al-alloys from thatalloys without quasicrystal formationwith good result. Since the first quasicrystal-formingsystem, Al-Mn......
Compound control for speed and tension multivariable coupling system of reversible cold strip millFANG Yi-ming(方一鸣)1, 2, LIU Le(刘乐)1, LI Jian-xiong(李建雄)1, CHANG Ru(常茹)1(1. Key Laboratory... and Technology of Cold Strip Rolling(Yanshan University), Qinhuangdao 066004, China)Abstract:To weaken the nonlinear coupling influence among the variables in the speed and tension system of reversible cold strip......
Influence of chemical composition and cold deformation on aging precipitation behavior of high nitrogen austenitic stainless steelsLI Hua-bing(李花兵), JIANG Zhou-hua(姜周华), FENG Hao(冯浩), ZHU Hong-chun(朱红春), ZHANG Zu-rui(张祖瑞) (School of Materials and Metallurgy, Northeastern University, Shenyang 110819, China)Abstract:The influence of chemical composition and cold deformation on aging precipitation......
Enhanced mechanical properties and formability of 316L stainless steel materials 3D-printed using selective laser meltingXiao-qin Yang,Ying Liu,Jin-wen Ye,Ren-quan Wang,Ting-chuan Zhou,Bin-yang MaoCollege of Materials Science and Engineering, Sichuan University摘 要:This study is conducted to develop an innovative and attractive selective laser melting......
Effect of wrinkles on formability in hydroforming a double-diameter aluminum alloy tubular partWANG Xiaosong1),YUAN Shijian1),YAO Yingxue2),and Wang Z.R.1)1) School of Material Science and Engineering,Harbin Institute of Technology 2) School of Mechatronics Engineering,Harbin Institute of Technology,Harbin 150001,China摘 要:An experiment was conducted......