共搜索到18270条信息，每页显示10条信息，共1827页。用时：0小时0分0秒375毫秒
Wear Behavior of In-situ TiC Particles Reinforced Aluminum Matrix Composite隋艳伟,CHEN Xiao,WANG Rui,QI Jiqiu,WEI Fuxiang,HE Yezeng,MENG Qingkun,孙智School of Material Science and Engineering, China... prepared by in-situ reaction casting were investigated. The effect of TiC reinforcement on wear behavior was analyzed. The wear mechanism was also discussed. A micro-mechanism model of reaction......
, WANG Guodong (State Key Laboratory of Rolling Technology and Automation,Northeastern University, Shenyang 110819, China) Abstract: In order to reduce production cost and decrease yield ratio of X80... bainite and M/A island. When ultra fast cooling ending temperature is 655 ℃, the mechanical properties of experimental steel are as follows: yield strength 662 MPa, elongation 24.5%, yield ratio 0.78......
Annealing behavior of rolled AZ31 alloy sheet PENG Wei-ping(彭伟平), LI Pei-jie(李培杰), ZENG Pan(曾 攀) Key Laboratory for Advanced Manufacturing by Materials Processing Technology, Tsinghua... to equiaxed grains with uniform and homogeneous structures. The changes of microstructure decreased the yield strength and enhanced the elongation. The analysis of XRD shows that the AZ31 alloy sheet......
. The effect of NaOH addition varying from 1 to 9 g/L on the microstructure and corrosion behavior of the coatings was investigated. The coating was characterized by XRD, XPS and SEM with respect...-Cu-Li; NaOH; micro-arc oxidation; corrosion behavior 1 Introduction Al-Li alloys are regarded as ideal structural materials for aircraft, aerospace, and national defense applications owing......
Study on Alfalfa Yield Improved by New Rare Earth Materials for Agriculture Abudukahar1,WANG Jiachen2,Peng Jianzhang3,Cui Yingguo4,Fan Tianwen1 (1.Grassland Working Station of Yili, Yining 835000...% compared with traditional cultural, and the yield increases from 21.8% to 41.6% compared with that of traditional cultural.These results show that the new materials have significant good effect on alfalfa......
are attributed to the combined effects of yield strength, yield ratio and coefficient of neutral layer. Key words: 6063 aluminum alloy; three-point bending; heat treatment conditions; bending characteristic; yield ratio; simulation 1 Introduction Lightweight is the most effective way to realize the sustainable development of transportation industry. Aluminum alloys are suitable for weight-reduced......
was quantitatively analyzed by a revised equation with respect to a relation between hardness and yield strength. Key words: Ti-6Al-4V alloy; wet peening; nano-hardness; compressive residual stress; local yield strength 1 Introduction Ti-6Al-4V alloy is applied widely in aerospace and biomedical industries because of its high specific strength and low density [1]. The fatigue resistance of Ti-6Al-4V alloy......
Steady state rheological behavior of semi-solid ZK60-RE magnesium alloy during compression LUO Shou-jing(罗守靖), SHAN Wei-wei(单巍巍) School of Materials Science and Engineering, Harbin Institute...; Abstract: Steady state rheological behavior of semi-solid ZK60-RE magnesium alloy during compression was studied. The alloy......
Fabrication and wear behavior of CNT/Al composites JIANG Jin-long(姜金龙)1, WANG Hai-zhong(王海忠)2, YANG hua(杨华)1, XU Jin-cheng(徐金城)3 1. School of Science, Lanzhou University of Technology, Lanzhou... on the relative density, the hardness, and the friction and wear behavior of the composites under dry sliding condition were investigated using the ball (pin)-on-block tester. By scanning electron......
Compressive behavior and energy absorption of metal porous polymer composite with interpenetrating network structure LIU Yu, GONG Xiao-lu Institut Charles Delaunay, CNRS FRE 2848, LASMIS, UTT 12.... The compressive behavior and energy absorption characteristics of MPPC were investigated and compared with the aluminum foams. The compressive modulus of composite was compared with the VOIGT–REUSS......
