共搜索到13594条信息,每页显示10条信息,共1360页。用时:0小时0分0秒366毫秒
材料的室温抗拉强度为1 773 MPa,相比TC17基体提高83.3%;复合材料的拉伸断口宏观上属于脆性断裂,断口处有大量的界面分离,纤维拔出,其中界面分离最容易发生在C层与反应层间的界面处. 关键词:钛基复合材料;SiC纤维;先驱丝法;拉伸性能 中图分类号:TG 146.23 文献标志码:A Tensile property... and interfacial reaction layer. Key words: titanium matrix composites; SiC fibre; precursor wire; tensile property 与传统钛合金相比,SiC纤维增强钛基复合材料(TMCs)具有更高的比强度,比模量和工作温度,因此,在航空航天领域具有更加广阔的应用前景.将其制成发动机的转子和风扇叶片等部件......
. The ultimate tensile strength for the peak-aged alloy achieves 410.7 MPa and the significant strength originates from the coexistence of β′ precipitates and 18R-LPSO structures. Key words: Mg94Zn2Y4 alloy; long-period stacking ordered structure; precipitation; ageing; tensile property 1 Introduction Magnesium alloys with rare element (RE) metals are currently of great interest for applications......
design, especially for manufacturing near-net-shape components. Key words: Ti-6Al-4V; Ti-60; can design; powder metallurgy; tensile property 钛合金具有比强度高,高温性能好,抗腐蚀性能优异等优点,因而在航空航天,海洋开发等领域有着越来越广泛的用途[1].钛合金构...:Ti-6Al-4V;Ti-60;包套设计;粉末冶金;拉伸性能 中图分类号:TG146.2 文献标志码:A Effects of can design on tensile properties of typical powder metallurgy......
of the extruded Mg-Zn-Mn alloy. 2) The mechanical property of the extruded Mg- Zn-Mn alloy can be improved by Zn element. The tensile strength and the yield strength are increased by 54.7 MPa and 69.7 MPa... Effect of Zn on mechanical property and corrosion property of extruded Mg-Zn-Mn alloy YIN Dong-song(尹冬松)1, ZHANG Er-lin(张二林)2, ZENG Song-yan(曾松岩)1 1. School of Materials Science and Technology......
Tensile properties of AZ31 sheet/bar and effects of texture ZHOU Qing (周 清)1, G. ITOH2, Y. MOTOHASHI3 1. College of Mechanical and Electrical Engineering, Nanjing University of Aeronautics... variation with the texture and the deformation mechanism was discussed. Key words: AZ31 magnesium alloy; mechanical property; slip system; deformation mechanism; grain size; texture 1 Introduction AZ31......
......
Influence of Nano-TiO2 on Property of Dacrotized Coating YANG Qiang1,WU Zhi-yong1,GAO Fu-quan1 (1.China Academy of Engineering Physics, Mianyang 621900, Sichuan, China) 摘要:The influence of nano-TiO2 to the property of Dacrotized coating was studied in this paper. The complex film obtained by Dacrotized coating modified by TiO2with particle size 30 ~50 nm has no obvious change in appearance......
......
镁合金相比,晶粒尺寸减小64.3%;抗拉强度提高约24.2%;伸长率提高46.6%. 关键词:AZ61镁合金;CaC2;电磁?悬浮;显微组织;力学性能 中图分类号:TG 146.4 文献标识码:A Effects of CaC2 on microstructure and tensile properties of AZ61..., and the size is 75 μm. The ultimate tensile strength of alloys is 211.4 MPa, and the elongation is 8.5%. The grain size decreases by 64.3%, and the ultimate tensile strength and the elongation of alloys......
worsens the elongation. Key words:calcium; Mg-Li-Zn alloy; cold rolling; microstructure; tensile property; [全文内容正在添加中] ... with the excess addition of Ca. The results also show that the ultimate tensile strength (UTS)and yield strength (YS) of the alloy with 1wt% Ca may rise by 28% and 25%, respectively,however......