共搜索到7772条信息,每页显示10条信息,共778页。用时:0小时0分0秒165毫秒
......
the space between fatigue striations, the faster the rate of fatigue crack developing and going into the intermittent fracture and the greater the ratio of the intermittent fracture area to the whole fracture... studied adequately yet. In this work, the fatigue and fracture characteristics of aluminum alloy 7B04-T7451 with thickness of 30 mm were investigated in order to provide available experiment data......
进行显微组织分析和疲劳断口观察.研究表明,该试件疲劳断口属于典型疲劳韧性断裂,未发现冶金及组织缺陷,材料显微组织细小均匀. 关键词:TC4;显微组织;疲劳断口 中图分类号:TG146.2+3 文献标志码:A Fatigue fracture of TC4 fasteners ZHANG Peng1, 2, LAI Yun-jin1, 2...’an 710018, China) Abstract: The microstructures and fatigue fractures of the TC4 MJ12 screw bolts produced by WST were studied. The results show that the fracture type belongs to fatigue ductile......
New Strengthening Techniques with FRP Laminates and Interfacial Fracture Theories Hong Yuan1,Zhishen Wu2 (1.Ph. D., Department of Urban and Civil Engineering, Ibaraki University (Nakanarusawa... possesses excellent behavior such as lightness in weight, high strength-to-weight and stiffness-to-weight ratio, high corrosion and fatigue resistance, electronic neutrality, and great efficiency......
......
......
......
duringcyclic loading. The analytical results were in good agreement with the experimental results. Key words:composite material; delamination; fatigue; fracture mechanics; interlaminar stress; [全文内容正在添加中] ...STUDY ON THE TENSILE FATIGUE DAMAGE OF QUASI-ISOTROPIC COMPOSITE LAMINATES I.S.Kim1,I.G.Kim2,O.S.Kim3,Yaragarra K.D.V.Prasad4 (1.Department of Mechanical Engineering, Mokpo National University, 61......
Fatigue and Fracture Mechanisms of Aluminum-Lithium Alloy Containing Cerium陈铮,王永欣,丁占来摘 要:Therehavebeenconsiderableinvestigationsonintrinsictoughening.Theatentionhasbenpaidprogresivelytothemechanismofextrinsictoughe...关键词:......
Laboratory of Fatigue and Fracture for Materials(LFFM)王中光摘 要:<正> This laboratory was designated as Na-tional Laboratory in 1988 and is subordi-nate to the Institute of Metal Research(IMR),Academia Sinica.It is nowwell-equipped after rebuilding under a spe-cial grant-in-aid program from the centralgovernment.According to the policy of"Opening......