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选区激光熔化成形高强高韧316L不锈钢工艺及力学性能研究 学位论文
博士论文,北京: 中国科学院大学, 2020
作者:  蒋华臻
Adobe PDF(56605Kb)  |  收藏  |  浏览/下载:524/16  |  提交时间:2021/01/19
增材制造  选区激光熔化  无量纲工艺图  力学性能  316L不锈钢  
高熵合金在极端条件下的塑性流动行为 学位论文
博士论文,北京: 中国科学院大学, 2020
作者:  蒲卓
Adobe PDF(9778Kb)  |  收藏  |  浏览/下载:1130/37  |  提交时间:2021/01/15
高熵合金,氢脆,极低温,准等熵加载,大塑性变形  
Crack initiation mechanism and fatigue life of titanium alloy Ti-6Al-2Sn-2Zr-3Mo-X: Effects of stress ratio and loading frequency 期刊论文
MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, 2020, 卷号: 798, 页码: 140265
作者:  Sun CQ(孙成奇);  Li YQ;  Huang RX;  Wang L;  Liu JL;  Zhou LL(周玲玲);  Duan GH(段桂花)
Adobe PDF(20240Kb)  |  收藏  |  浏览/下载:247/66  |  提交时间:2020/12/28
Ti-6Al-2Sn-2Zr-3Mo-X  HIGH-CYCLE FATIGUE  Stress ratio  TI-6AL-4V  Frequency  ALPHA  Crack initiation mechanism  BEHAVIOR  Fatigue life  FAILURE  MICROSTRUCTURE  STRENGTH  SIZE  
Influence of processing parameters of selective laser melting on high-cycle and very-high-cycle fatigue behaviour of Ti-6Al-4V 期刊论文
FATIGUE & FRACTURE OF ENGINEERING MATERIALS & STRUCTURES, 2020, 页码: 17
作者:  Du LM(杜雷鸣);  Qian GA(钱桂安);  Zheng L;  Hong YS(洪友士)
Adobe PDF(52217Kb)  |  收藏  |  浏览/下载:302/98  |  提交时间:2020/11/30
orthogonal experiment design  processing parameters  selective laser melting  Ti-6Al-4V  very-high-cycle fatigue  
An alternative numerical method for calculating C* parameter under mode I loading utilizing rate-dependent energy release rate 期刊论文
THEORETICAL AND APPLIED FRACTURE MECHANICS, 2020, 卷号: 109, 页码: 102737
作者:  Du XH;  Dai YW;  Han Q;  Liu YH;  Cao P;  Qian GA(钱桂安);  Berto F
Adobe PDF(6719Kb)  |  收藏  |  浏览/下载:142/60  |  提交时间:2020/12/28
Power-law creep  CRACK-TIP FIELDS  Energy release rate  HIGHER-ORDER  Virtual crack closure technique (VCCT)  GROWTH  C*-integral  BEHAVIOR  Equivalent domain integral  NOTCHES  STRESS  JOINTS  
Probabilistic framework for fatigue life assessment of notched components under size effects 期刊论文
INTERNATIONAL JOURNAL OF MECHANICAL SCIENCES, 2020, 卷号: 181, 页码: 12
作者:  Liao D;  Zhu SP(朱顺鹏);  Keshtegar B;  Qian GA(钱桂安);  Wang QY
Adobe PDF(2833Kb)  |  收藏  |  浏览/下载:406/285  |  提交时间:2020/08/26
Notch  Fatigue  Size effect  Failure probability  Life prediction  Weibull model  
Review on residual stress in selective laser melting additive manufacturing of alloy parts 期刊论文
OPTICS AND LASER TECHNOLOGY, 2020, 卷号: 129, 页码: 15
作者:  Fang ZC;  Wu ZL;  Huang CG(黄晨光);  Wu CW(吴臣武)
Adobe PDF(2538Kb)  |  收藏  |  浏览/下载:1043/642  |  提交时间:2020/07/06
SLM  Residual stress  Modeling  Characterizing  Adjusting  
Influence of hierarchical porosity on the mechanical properties of porous woven composites under thermomechanical loading 期刊论文
INTERNATIONAL JOURNAL OF SOLIDS AND STRUCTURES, 2020, 卷号: 200, 页码: 13-22
作者:  Yang ZM(杨正茂);  Yan H;  Qian GA(钱桂安);  Ji ZD
Adobe PDF(2409Kb)  |  收藏  |  浏览/下载:313/79  |  提交时间:2020/10/23
Porous woven composites  Hierarchical porosity  Micromechanics  Continuum damage mechanics  Thermomechanical behaviors  
Very-high-cycle fatigue behavior of AlSi10Mg manufactured by selective laser melting: Effect of build orientation and mean stress 期刊论文
INTERNATIONAL JOURNAL OF FATIGUE, 2020, 卷号: 138, 页码: 9
作者:  Qian GA(钱桂安);  Jian ZM;  Qian YJ;  Pan XN(潘向南);  Ma XF;  Hong YS(洪友士)
Adobe PDF(11591Kb)  |  收藏  |  浏览/下载:382/175  |  提交时间:2020/08/26
Selective laser melting  Very-high-cycle fatigue  AlSi10Mg  Crack initiation  Fatigue strength  
Estimation of C*-Integral for Central Cracked Plate Under Biaxial Loading 期刊论文
INTERNATIONAL JOURNAL OF APPLIED MECHANICS, 2020, 卷号: 12, 期号: 7, 页码: 2050079
作者:  Dai YW;  Qin F;  Liu YH;  Feng WZ;  Qian GA(钱桂安)
Adobe PDF(1087Kb)  |  收藏  |  浏览/下载:214/58  |  提交时间:2020/12/28
Extended reference stress method  SEMIELLIPTIC SURFACE CRACKS  C*-integral  LIMIT LOAD  biaxial loading  CREEP  reference stress method  DEFECTS  biaxial limit load  TENSION