Acta Metall Sin  1992, Vol. 28 Issue (7): 36-40    DOI:

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FRACTURE BEHAVIOUR AND FRACTURE TOUGHNESS OF Al-2.5Li-1.3Cu-0.9Mg-0.13Zr ALLOY

WU Yilei; QIANG Jun; WANG Shuncai; LI Yongwei; GUO Bichao; LIU Bocao (Institute of Aeronautical Materials; Beijing)

WU Yilei; QIANG Jun; WANG Shuncai; LI Yongwei; GUO Bichao; LIU Bocao (Institute of Aeronautical Materials; Beijing). FRACTURE BEHAVIOUR AND FRACTURE TOUGHNESS OF Al-2.5Li-1.3Cu-0.9Mg-0.13Zr ALLOY. Acta Metall Sin, 1992, 28(7): 36-40.

Abstract References Related Articles Recommended Metrics Download:  PDF(1709KB)  Export:  BibTeX | EndNote (RIS)       Abstract  The fracture mechanism for A1-2.5Li-1.3Cu-0.9Mg-0.13Zr alloy is quite different from undergone various regimes of heat treatment. With the decrease of solution temperature and the increase of aging temperature, the intergranular delimination and necking fracture on the fracture surface increase and the shearing fracture decreases. Thus, the toughness of the alloy may be much improved. Key words:  Al-Li alloy      fracture      structure      heat treatment      Received:  18 July 1992      Service E-mail this article Add to citation manager E-mail Alert RSS （） Articles by authors URL:  https://www.ams.org.cn/EN/     OR     https://www.ams.org.cn/EN/Y1992/V28/I7/36 1 Starke E A Jr., Lin F S. Metall Trans, 1982; 13A: 2259 2 Guyot P. Proc CBECIMAT, VI, Rio de Janeiro, Brazil, Puc/R J, 1984: 387 3 吴一雷,强俊.材料工程,待发表 4 Wang Shuncai, Li Chunzhi, Wu Yilei, Qiang Jun, Han Yafang. J Mater Sci Lett, 1991; 10: 643 5 Muknopadhyay A K, Flower H M, Sheppard T. Mater Sci Technol. 1990; 6: 461 6 Vasudevan A D, Doherty R D. Acta Metall, 1987; 35: 1193} [1] GONG Shengkai, LIU Yuan, GENG Lilun, RU Yi, ZHAO Wenyue, PEI Yanling, LI Shusuo. Advances in the Regulation and Interfacial Behavior of Coatings/Superalloys[J]. 金属学报, 2023, 59(9): 1097-1108. [2] MA Dexin, ZHAO Yunxing, XU Weitai, WANG Fu. Effect of Gravity on Directionally Solidified Structure of Superalloys[J]. 金属学报, 2023, 59(9): 1279-1290. [3] WANG Lei, LIU Mengya, LIU Yang, SONG Xiu, MENG Fanqiang. Research Progress on Surface Impact Strengthening Mechanisms and Application of Nickel-Based Superalloys[J]. 金属学报, 2023, 59(9): 1173-1189. [4] ZHANG Leilei, CHEN Jingyang, TANG Xin, XIAO Chengbo, ZHANG Mingjun, YANG Qing. Evolution of Microstructures and Mechanical Properties of K439B Superalloy During Long-Term Aging at 800oC[J]. 金属学报, 2023, 59(9): 1253-1264. [5] LU Nannan, GUO Yimo, YANG Shulin, LIANG Jingjing, ZHOU Yizhou, SUN Xiaofeng, LI Jinguo. Formation Mechanisms of Hot Cracks in Laser Additive Repairing Single Crystal Superalloys[J]. 金属学报, 2023, 59(9): 1243-1252. [6] LI Jingren, XIE Dongsheng, ZHANG Dongdong, XIE Hongbo, PAN Hucheng, REN Yuping, QIN Gaowu. Microstructure Evolution Mechanism of New Low-Alloyed High-Strength Mg-0.2Ce-0.2Ca Alloy During Extrusion[J]. 金属学报, 2023, 59(8): 1087-1096. [7] LIU Xingjun, WEI Zhenbang, LU Yong, HAN Jiajia, SHI Rongpei, WANG Cuiping. Progress on the Diffusion Kinetics of Novel Co-based and Nb-Si-based Superalloys[J]. 金属学报, 2023, 59(8): 969-985. [8] CHEN Liqing, LI Xing, ZHAO Yang, WANG Shuai, FENG Yang. Overview of Research and Development of High-Manganese Damping Steel with Integrated Structure and Function[J]. 金属学报, 2023, 59(8): 1015-1026. [9] YUAN Jianghuai, WANG Zhenyu, MA Guanshui, ZHOU Guangxue, CHENG Xiaoying, WANG Aiying. Effect of Phase-Structure Evolution on Mechanical Properties of Cr2AlC Coating[J]. 金属学报, 2023, 59(7): 961-968. [10] SUN Rongrong, YAO Meiyi, WANG Haoyu, ZHANG Wenhuai, HU Lijuan, QIU Yunlong, LIN Xiaodong, XIE Yaoping, YANG Jian, DONG Jianxin, CHENG Guoguang. High-Temperature Steam Oxidation Behavior of Fe22Cr5Al3Mo-xY Alloy Under Simulated LOCA Condition[J]. 金属学报, 2023, 59(7): 915-925. [11] ZHANG Deyin, HAO Xu, JIA Baorui, WU Haoyang, QIN Mingli, QU Xuanhui. Effects of Y2O3 Content on Properties of Fe-Y2O3 Nanocomposite Powders Synthesized by a Combustion-Based Route[J]. 金属学报, 2023, 59(6): 757-766. [12] WANG Fa, JIANG He, DONG Jianxin. Evolution Behavior of Complex Precipitation Phases in Highly Alloyed GH4151 Superalloy[J]. 金属学报, 2023, 59(6): 787-796. [13] GUO Fu, DU Yihui, JI Xiaoliang, WANG Yishu. Recent Progress on Thermo-Mechanical Reliability of Sn-Based Alloys and Composite Solder for Microelectronic Interconnection[J]. 金属学报, 2023, 59(6): 744-756. [14] LI Qian, LIU Kai, ZHAO Tianliang. Rust Formation Behavior and Mechanism of Q235 Carbon Steel in 5%NaCl Salt Spray Under Elastic Tensile Stress[J]. 金属学报, 2023, 59(6): 829-840. [15] FENG Aihan, CHEN Qiang, WANG Jian, WANG Hao, QU Shoujiang, CHEN Daolun. Thermal Stability of Microstructures in Low-Density Ti2AlNb-Based Alloy Hot Rolled Plate[J]. 金属学报, 2023, 59(6): 777-786. No Suggested Reading articles found! Viewed Full text Abstract Cited   Shared      Discussed