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are mainly damaged by abrasive wear accompanied with slight fatigue spalling. The burnishing parameters have an obvious effect on steel surface properties and fretting wear characteristics. And the burnished... tribocorrosion of stainless steel in sulphuric acid[J]. Wear, 2010, 269(5/6): 383-393. [6] PAPE J A, NEU R W. Subsurface damage development during fretting fatigue of high strength steel[J]. Tribology......
Fatigue fracture of high-strength Al-Zn-Mg-Cu alloy JIAN Hai-gen(蹇海根), JIANG Feng(姜 锋), WEN Kang(文 康), JIANG Long(蒋 龙), HUANG Hong-feng(黄宏锋), WEI Li-li(韦莉莉) School of Materials... to study the fatigue fracture of the T7451 Al-Zn-Mg-Cu alloy (470 ℃, 60 min+115 ℃, 8 h+165 ℃, 16 h). The study reveals mainly the microscopic structure of the alloy in the process of crack formation......
, 2017, 384/385: 131-141. [4] NICOLAOU P D, SHELL E B, MATIKAS T E. Microstrucutral and surface characterization of Ti-6Al-4V alloys after fretting fatigue[J]. Materials Science & Engineering, 1999... M. Simulation of fretting wear evolution for fatigue endurance limit estimation of assemblies[J]. Wear, 2014, 316(1/2): 49-57. [10] 俞树荣, 王洁璐, 李淑欣, 等. Ti-6Al-4V燕尾榫结构微动疲劳裂纹萌生及扩展行为研究[J]. 中国机械工程, 2015, 26......
合表面改性; 高温; 喷丸强化; 离子束增强沉积 中图分类号: TG115 文献标识码: A Synergistic improving fretting fatigue resistance of Ti alloy at elevated temperature by duplex surface modification ZHANG Xiao-hua, LIU Dao-xin... surface in order to synergistically improve the fretting fatigue resistance of Ti alloy. The results indicate that IBED can prepare 0Cr18Ni9 film with high density, small grain size, low void radio......
键词:2524合金;疲劳裂纹;萌生;扩展;显微组织 中图分类号:TG115.5;TU512.4 文献标识码:A Initiation and propagation behavior of fatigue crack in 2524?T34 alloy ZHENG Zi-qiao1, CHEN Yuan-yuan1, ZHONG..., University of Kentucky, Lerington, KY40506, USA) Abstract: The fatigue performance of 2524?T34 sheets was studied by four-point bend fatigue test. The fatigue crack initiation and propagation behavior......
Fatigue behaviour of pre-strain 7B04-T7451 aluminum alloy JIANG Feng(姜锋)1, JIAN Hai-gen(蹇海根)1, YIN Zhi-min(尹志民)1, HE Zhen-bo(何振波)2 1. School of Materials Science and Engineering, Central South...="mso-spacerun: yes"> Abstract: The effect of minimum and the maximum stresses on the fatigue behaviour of a 30 mm thick plate......
SIMULATION OF COMPLEX THERMOMECHANICAL FATIGUE R.Bardenheier1,G.Rogers1 (1.Instron Ltd., Servohydraulic Business Team, High Wycombe, HP12 3SY, United Kingdom) Abstract:Two different types of experimental techniques to perform non-isothermal, unicxial and biaxial fatigue testa were described. A new miniaturised electrothermalmechanical test rig was presented and discussed. It enables testing......
INVESTIGATION OF THE LOW-CYCLE FATIGUE AND FATIGUE CRACK GROWTH BEHAVIORS OF P91 BASE METAL AND WELD JOINTS M.M.Yu1,H.C.Yang1,Y.Tu1,J.Zhao2 (1.Dongfang Boiler (Group;2.Department of Materials Engineering, Dalian University of Technology, Dalian 116023, China) Abstract:Low cycle fatigue tests and crack growth propagations tests on P91 pipe base metal and its weld joints were conducted at three......
FATIGUE CRACK PROPAGATION OF Ni-BASE SUPERALLOYS L.Z.Ma1,E.Barbero1,X.B.Liu1,K.M.Chang1 (1.Dept. of Mechanical & Aerospace Engineering, West Virginia University, Morgantown,WV 26506-6106, USA) Abstract:Time-dependent Fatigue Crack Propagation (FCP) behaviors of five Ni-base superalloys were investigated at various temperatures under fatigue with various holding times and sustained loading......
EXPERIENCE WITH THERMOMECHANICAL FATIGUE UNDER SERVICE-TYPE LOADING C.Berger1,A.Schmidt1,A.Samir1,A.Scholz1 (1.Institute of Materials Technology, Darmstadt University of Technology, Grafenstrasse 2, D-64283 Darmstadt, Germany) Abstract:The thermomechanical fatigue behaviour of different high temperature alloys has been investigated and is under investigation respectively. The creep-fatigue......