Acta Metall Sin  1994, Vol. 30 Issue (2): 49-54    DOI:

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DO_3→2H AND DO_3→18R TRANSFORMATIONS AND THEIR THERMODYNAMICS IN CuAlNi SINGLE CRYSTALS

JIANG Qing (Department of Metal Material Engineering; Jilin University of Technology;Changchun)

JIANG Qing (Department of Metal Material Engineering; Jilin University of Technology;Changchun). DO_3→2H AND DO_3→18R TRANSFORMATIONS AND THEIR THERMODYNAMICS IN CuAlNi SINGLE CRYSTALS. Acta Metall Sin, 1994, 30(2): 49-54.

Abstract References Related Articles Recommended Metrics Download:  PDF(446KB)  Export:  BibTeX | EndNote (RIS)       Abstract  Stress-induced DO_3→2H and DO_3→18R martensitic transformations of CuAlNi single crystal in a temperature range of M_s< T< A_f are studied in situ by use of an optical microscope. The temperature dependence of critical stresses and the transformation entropies are determined and compared with differential scanning calorimeter. The thermodynamic functions of DO_3→2H, DO_3→18R and 2H→18R transformations near 300 K are deduced. JIANG Qing, professor,(Department of Metal Material Engineering,Jilin University of Technology, Changchun 130025) Key words:  CuAlNi single crystal      martensitic transformation      transformation thermodynamics      Received:  18 February 1994      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/Y1994/V30/I2/49 1OtsukaK,SakamotoH,ShimizuK．ActaMetall,1979;27:5852OtsukaK,WaymanCM,NakaiK,SakamotoH,ShimizuK．ActaMetall,1976;24:2073SalzbrennerRJ,CohenM．ActaMetall．1979:27:7394LoveyFC,AmengualA,TorraV,AhlersM．PhilosMag,1990;A61:1595JiangQ,XuH．ActaMetallMater,1992;40:6076OrtinJ,PlanesA．ActaMetall,1988;36:18737AhlersM,ProgMaterSci,1986;30:135 [1] JIANG Jiang, HAO Shijie, JIANG Daqiang, GUO Fangmin, REN Yang, CUI Lishan. Quasi-Linear Superelasticity Deformation in an In Situ NiTi-Nb Composite[J]. 金属学报, 2023, 59(11): 1419-1427. [2] LI Wei, JIA Xingqi, JIN Xuejun. Research Progress of Microstructure Control and Strengthening Mechanism of QPT Process Advanced Steel with High Strength and Toughness[J]. 金属学报, 2022, 58(4): 444-456. [3] CHEN Wei, CHEN Hongcan, WANG Chenchong, XU Wei, LUO Qun, LI Qian, CHOU Kuochih. Effect of Dilatational Strain Energy of Fe-C-Ni System on Martensitic Transformation[J]. 金属学报, 2022, 58(2): 175-183. [4] YUAN Jiahua, ZHANG Qiuhong, WANG Jinliang, WANG Lingyu, WANG Chenchong, XU Wei. Synergistic Effect of Magnetic Field and Grain Size on Martensite Nucleation and Variant Selection[J]. 金属学报, 2022, 58(12): 1570-1580. [5] WANG Jinliang, WANG Chenchong, HUANG Minghao, HU Jun, XU Wei. The Effects and Mechanisms of Pre-Deformation with Low Strain on Temperature-Induced Martensitic Transformation[J]. 金属学报, 2021, 57(5): 575-585. [6] ZUO Liang, LI Zongbin, YAN Haile, YANG Bo, ZHAO Xiang. Texturation and Functional Behaviors of Polycrystalline Ni-Mn-X Phase Transformation Alloys[J]. 金属学报, 2021, 57(11): 1396-1415. [7] XIAO Fei, CHEN Hong, JIN Xuejun. Research Progress in Elastocaloric Cooling Effect Basing on Shape Memory Alloy[J]. 金属学报, 2021, 57(1): 29-41. [8] CHEN Lei , HAO Shuo , MEI Ruixue , JIA Wei , LI Wenquan , GUO Baofeng . Intrinsic Increment of Plasticity Induced by TRIP and Its Dependence on the Annealing Temperature in a Lean Duplex Stainless Steel[J]. 金属学报, 2019, 55(11): 1359-1366. [9] Lishan CUI, Daqiang JIANG. Progress in High Performance Nanocomposites Based ona Strategy of Strain Matching[J]. 金属学报, 2019, 55(1): 45-58. [10] Cheng WEI, Changbo KE, Haitao MA, Xinping ZHANG. A Modified Phase Field Model Based on Order Parameter Gradient and Simulation of Martensitic Transformation in Large Scale System[J]. 金属学报, 2018, 54(8): 1204-1214. [11] Zhaozhao WEI, Xiao MA, Xinping ZHANG. Topological Modelling of the B2-B19' Martensite Transformation Crystallography in NiTi Alloy[J]. 金属学报, 2018, 54(10): 1461-1470. [12] Jilan YANG, Yuankai JIANG, Jianfeng GU, Zhenghong GUO, Haiyan CHEN. Effect of Austenitization Temperature on the Dry Sliding Wear Properties of a Medium Carbon Quenching and Partitioning Steel[J]. 金属学报, 2018, 54(1): 21-30. [13] Kejian LI,Zhipeng CAI,Yao WU,Jiluan PAN. Research on Austenite Transformation of FB2 Heat-Resistant Steel During Welding Heating Process[J]. 金属学报, 2017, 53(7): 778-788. [14] Xue WANG,Lei HU,Dongxu CHEN,Songtao SUN,Liquan LI. Effect of Martensitic Transformation on Stress Evolution in Multi-Pass Butt-Welded 9%Cr Heat-Resistant Steel Pipes[J]. 金属学报, 2017, 53(7): 888-896. [15] Xiaosong ZHANG,Yong XU,Shihong ZHANG,Ming CHENG,Yonghao ZHAO,Qiaosheng TANG,Yuexia DING. Research on the Collaborative Effect of Plastic Deformation and Solution Treatment in the Intergranular Corrosion Property of Austenite Stainless Steel[J]. 金属学报, 2017, 53(3): 335-344. No Suggested Reading articles found! Viewed Full text Abstract Cited   Shared      Discussed