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anisotropy. Meanwhile, the higher Erichsen cupping index is obtained and this annealing parameter will provide a better plastic formability at room temperature to the as-cold rolled LA141 sheet... Grain refinement and plastic formability of Mg-14Li-1Al alloy JIANG Bin(蒋 斌)1, 2, YIN Heng-mei(殷恒梅)2, LI Rui-hong(李瑞红)1, 2, GAO Liang(高 亮)1, 2 1. National Engineering Research Center......
Compressive formability of 7075 aluminum alloy rings under hydrostatic pressure LIU Gang(刘 钢), WANG Li-liang(王礼良), YUAN Shi-jian(苑世剑), WANG Zhong-ren(王仲仁) School of Materials Science... the direction of the maximum shear stress. Key words: ring sample; compression; hydrostatic pressure; formability; 7075 aluminum alloy 1 Introduction In order to meet the demand of light-mass......
Quasi-static-dynamic formability of AA5052-O sheet under uniaxial and plane-strain tension LIU Da-hai(刘大海), YU Hai-ping(于海平), LI Chun-feng(李春峰) School of Materials Science...; Abstract: An experimental study on the quasi-static-dynamic formability specified in electromagnetically assisted......
冷轧工艺对00Cr21MoNbTi铁素体不锈钢组织,织构与成形性能的影响顾金磊1,2,余海峰2,顾佳卿2,江来珠2,金学军-2(1.上海市上海交通大学材料科学与工程学院2.上海市宝钢股份研究院不锈钢技术中心)摘 要:利用电子背散射衍射技术(EBSD)研究了冷轧轧程和冷轧压下率对00Cr21MoNbTi铁素体不锈钢的组织,织构与成形性能的影响.结果表明:随轧程数的增加,再结晶晶粒尺寸变化不大,但材料的平均r值相应提高;相同两轧程条件下,随累计压下率增大,材料的再结晶晶粒尺寸细化,平均r值以及{111}织构组分含量......
) The double-sided pressure forming technique can improve the formability of TC1 titanium alloy sheet, and provides a new way to cold forming for titanium alloy sheet. References [1] HANSON B H, KEARNS M...; Abstract: In order to investigate the influence of normal stress through thickness on the formability of sheet metal, the viscous pressure......
Trans. Nonferrous Met. Soc. China 24(2014) 1750-1757 Formability of aluminum-silicon coated boron steel in hot stamping process Zhong-xiang GUI1,2, Wei-kang LIANG1,2, Yi-sheng ZHANG1,2 1. State Key.... Appearance of the oxide degrades the Al-Si coating adhesion. Remarkable difference between formability of the coating layer and the substrate is confirmed. The formability of the Al-Si coating could......
ratio from 0.91 to 0.79 (by 13.2%). 3) The electropulsing treatment can improve the formability of titanium alloy sheets. It is a new way worthy of further exploring to cold forming methods for titanium... Effect of high density electropulsing treatment on formability of TC4 titanium alloy sheet SONG Hui(宋 辉), WANG Zhong-jin(王忠金), GAO Tie-jun(高铁军) School of Materials Science and Engineering......
Formability influenced by process loading path of double sheet hydroformingLIU Wei1, LIU Gang2, CUI Xiao-lei1, XU Yong-chao1, YUAN Shi-jian1(1. State Key Laboratory of Advanced Welding and Joining... and a multi-step loading path were applied to study the sheet deformation behaviors and formability. The experimental results illustrate that the multi-step loading path shows better formability than other......
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1/3-1/2 that of general as-rolled AZ31 Mg alloy sheets. It was beneficial for the enhancement of further cold rolling formability despite of the coarser grain size. The deformation mechanism for the formation of texture in AZ31 magnesium alloy sheet was also analyzed in detail. Key words: AZ31 magnesium alloy; texture control; cold formability; work hardening 1 Introduction Magnesium alloy sheets......