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University of Science and Technology,Wuhan 430074, China;2. School of Science, Wuhan University of Science and Technology, Wuhan 430065, China)Abstract:In order to describe the three-stage creep... and temperature. A series of uniaxial compressive creep experiments are performed at various stress and temperature conditions in order to determine these parameter functions, and then the proposed......
; 文献标志码:A Effects of typical heat treatments on creep properties of Ti40 alloy XIN She-wei, ZHAO Yong-qing, LI Qian,WU Huan, YANG Hai-ying (Titanium Alloy Research Center, Northwest Institute for Nonferrous Metal Research, Xi’an 710016, China) Abstract: Two typical heat treatments were designed to study the creep behavior of Ti40 alloy: 1#, 600 ℃, 4 h, AC; 2#, (850 ℃, 1 h, WQ......
; 文献标志码:A 文章编号:1672-7207(2011)03-0791-06 Empirical creep model for saturated soft soil ZHANG Xian-wei, WANG Chang-ming (College of Construction Engineering, Jilin University, Changchun 130026, China) Abstract: Based on the triaxial creep apparatus, the CU and CD creep tests of Zhangzhou soft soil......
J. Cent. South Univ. (2012) 19: 252-261 DOI: 10.1007/s11771-012-0999-0 Creep properties and permeability evolution in triaxial rheological tests of hard rock in dam foundation XU Wei-ya(徐卫亚)1, WANG... ? Central South University Press and Springer-Verlag Berlin Heidelberg 2012 Abstract: Triaxial creep tests were carried out under seepage pressure by using rock servo-controlled triaxial rheology testing......
Creep resistance of Mg-4%Al-2%RE-2%Ca alloy XUE Shan(薛 山)1, SUN Yang-shan(孙扬善)1, ZHU Tian-bai(诸天柏)2, QIANG Li-feng(强立峰)2, BAI Jing(白 晶)1, ZHOU Jian(周 健)1 (1. Department of Materials Science and Engineering, Southeast University, Nanjing 210096, China; 2. Nanjing Welbow Metals Co Ltd, Nanjing 211221, China) Abstract: The creep resistance of the alloy Mg-4Al-2RE-2Ca(AEC422......
Al-Cu-Mg-Ag耐热铝合金高温蠕变行为刘晓艳1,潘清林1,陆智伦1,曹素芳1,何运斌1,李文斌1(1.湖南省长沙市中南大学材料科学与工程学院)摘 要:在100-210℃和150-300 MPa的条件下,研究了Al-5.3Cu-0.8Mg-0.5Ag-0.3Mn-0.15Zr耐热铝合金的蠕变行为,探讨了时效状态对合金高温性能的影响.结果表明:在相同蠕变条件下,欠时效态合金的稳态蠕变速率远远低于峰时效态合金.在210℃/200 MPa下,欠时效态合金的蠕变断裂时间为75 h,而峰时效态合金的蠕变断裂时间仅为2......
境交互作用规律及其机理. 关键词:高温合金；蠕变机理；蠕变阻力模型；疲劳-蠕变-环境交互作用 中图分类号:TG132.2 文献标志码:A Creep and creep-fatigue-environment interaction and mechanisms of superalloys GUO Jian-ting, YUAN Chao, HOU Jie-shan (Institute of Metal Research, Chinese Academy of Sciences, Shenyang 110016, China) Abstract: The main research results of the studies on the creep of superalloys......
码:A 文章编号:1672-7207(2019)05-1210-11 Viscoelastic-plastic creep model of high stress argillaceous siltstone LIU Xinxi1, 2, LI Shengnan1, 2, XU Zepei1, 2... stress, triaxial compression creep test was carried out on argillaceous siltstone by incremental loading method. According to the relationship between steady-state creep rate and stress, the long-term......
of joints CAO Ping, HUANG Lei, CHEN Yu, ZHOU Keping, DENG Hongwei (School of Resource and Safety Engineering, Central South University, Changsha 410083, China) Abstract: To study the whole creep process of jointed rock, nonlinear viscous element and joint fissures plastic body were introduced, and then combined with classical Burgers model in series to gain a new composite creep model. 1D and 3D......
TENSILE CREEP DEFORMATION AND DAMAGE BEHAVIOR IN A NICKEL-BASE SUPERALLOY AT 900℃ H.C.Yu1,H.C.Yang2,S.S.Xie3 (1.Beijing Institute of Aeronautical Materials, Beijing 100095, China;2.College of Materials and Metallurgy, Northeastern University, Shenyang 110004, China;3.R & D Center, Baosteel Co. Ltd., Shanghai 201900, China) Abstract:The tensile creep deformation and damage evolution in a Ni......
