共搜索到21108条信息,每页显示10条信息,共2111页。用时:0小时0分0秒484毫秒
Wrinkling behavior of magnesium alloy tube in warm hydroforming TANG Ze-jun(汤泽军), LIU Gang(刘 钢), HE Zhu-bin(何祝斌), YUAN Shi-jian(苑世剑) School of Materials Science and Engineering, Harbin Institute... occur and affect the forming results. Wrinkling behavior of an AZ31B magnesium alloy tube was experimentally investigated with different loading paths at different temperatures. Features of wrinkles......
Warm hydroforming of magnesium alloy tube with large expansion ratio LIU Gang(刘 钢), TANG Ze-jun(汤泽军), HE Zhu-bin(何祝斌), YUAN Shi-jian(苑世剑) School of Materials Science and Engineering, Harbin... hydroforming; magnesium alloy; tube; expansion ratio; hydraulic bulge test; wrinkle 1 Introduction As the lightest metal material in common use, more and more magnesium alloy sheets and tubes have......
to the presence of a Ca-containing phase, which can increase the microstructural stability of the alloy at elevated temperature. Key words: magnesium alloy; AZ91 alloy; tube extrusion; microstructural... of an effective method [15-16]. However, the study on extruded magnesium based alloys with Ca addition is rare up to now. In this paper, the AZ91 alloy with the addition of Ca has been extruded into tube......
; Abstract: The mechanical properties of AZ31B magnesium alloy tube were tested by ring hoop tension test at different temperatures. The formability for tube hydroforming... the maximum value of 30% at 170 ℃, then decreases quickly at higher temperature. Key words: magnesium alloy tube; elongation; hydroformability; free-expansion test  ......
of coils.The main properties of the contributing materials in this experiment are included in Table 2. Aluminum alloy (A3003) tubes were prepared to carry out the tube compression tests. The constitutive... on FEM [J]. Chinese Journal of Mechanical Engineering, 2006, 42(7): 231-234. (in Chinese) [17] YU Hai-ping, LI Chun-feng. Finite element analysis of free expansion of aluminum alloy tube under magnetic......
, Shenyang 110023, China) Abstract:The effect of extrusion ratio on microstructures and mechanical properties of magnesium alloy AZ91D extruded tube at 430℃ has been studied. After the evolution.... It was concluded that mechanical properties of magnesium alloys AZ91D could be enhanced by adjusting the extrusion ratio near recrystallization. Key words:magnesium; tube; microstructure; tensile property; [全文内容......
and parameters optimization of preparation of AZ91D magnesium alloy semi-solid slurry by
damper cooling tube method
YANG Hao-qiang, XIE Shui-sheng, LI Lei, HUANG Guo-jie
(State Key Laboratory for Fabrication...: damper cooling tube method; semi-solid slurry; AZ91D magnesium alloy
Effects of heat-treatment on microstructure of
wrought magnesium alloy ZK60
MA Yan-long(麻彦龙)1, 2, PAN Fu-sheng(潘复生)2, ZUO Ru-lin(左汝林)2,
ZHANG Jin(张 津)1, YANG Ming-bo(杨明波)1
1. College... July 2006; accepted 15 September 2006
Abstract: The microstructure of the as-cast, as-solution-treated and as-aged wrought magnesium alloy ZK60 was studied. The results indicate that the microstructure......Effects of heat-treatment on microstructure of wrought magnesium alloy ZK60
AI导读
来源: 《中国有色金属学报(英文版)2006年第z3期》——麻彦龙 潘复生 左汝林 张津 杨明波
is an important index which influences the material forming capability. YUAN et al [13, 14] studied the formability of AZ31B magnesium alloy tube in warm hydroforming and revealed that the impact... of AZ31B magnesium alloy tube [J]. Materials Science & Technology, 2009, 17(5): 657-665. (in Chinese) [14] LIU Gang, TANG Ze-jun, HE Zhu-bin, YUAN Shi-jian. Warm hydroforming of magnesium alloy......
......