研究了K40S钴基高温合金在700℃和900℃温度条件下由应变控制的高温低周疲劳行为.对循环应力-应变数据和应变-疲劳寿命数据进行了分析,进而给出了K40S合金在此温度范围的疲劳参数.结果表明:与传统X-40合金相比,K40S合金具有优异的抗高温低周疲劳性能;合金的应力-应变响应行为在700℃时,呈现为循环强化,而在900℃时,为初期强化随后软化,且随着总应变幅的增加,强化效果均增强.上述行为归因于循环形变过程中位错-位错,位错-析出相及固溶原子间的相互作用.
参考文献
| [1] | Yuan F H.Report of Postdoctoral Work, Institute of Metal Research, The Chinese Academy of Sciences, 1999:27(袁福河.中国科学院,金属研究所博士后工作报告,1999:27) |
| [2] | Alloy Digest, Filling Code Co-10 Cobalt Alloy, Upper Montclair, New Jersey: Engineering Alloys Digest Inc., December 1956 |
| [3] | Sims C T. J Met, 1969; 21:27 |
| [4] | Sims C T, Hagel W C. The Superalloys, New York: John Wiley & Sons Inc., 1972:145 |
| [5] | Coffin L F. In: Carden A E, McEvily A J and Wells C H eds, Fatigue at Elevated Temperatures, ASTM STP, 1973; 520:112 |
| [6] | Gell M, Leverant G R. In: Carden A E, McEvily A J and Wells C H eds, Fatigue at Elevated Temperatures, ASTMSTP, 1973; 520:37 |
| [7] | Coffin L F. In: Devereux O F, McEvily A J and Staehle R Weds, Proc. 2nd Conf. on Corrosion Engineers, Storrs, CT, 1972:590 |
| [8] | Merrick H F. Metall Trans, 1974; A5:891 |
| [9] | Fournier D, Pineau A. Metall Trans, 1977; A8:1095 |
| [10] | Day M F, Thyomas G B. Met Sci, 1979; 13:25 |
| [11] | Clavel M C, Levaillant C, Pineau A. In: Pelloux R M, Stlloff N eds, Proc Symp on Creep-Fatigue-Environment Interactions, Milwaukee, WI, September 1979, AIME, New York, 1980:24 |
| [12] | Antolovich S D, Liu S, Baur R. Metall Trans, 1981; A12: 473 |
| [13] | Duquette D J, Gell M. Metall Trans, 1972; A3:1899 |
| [14] | Gayda J, Miner R V. Int J Fatigue, 1983; 5:135 |
| [15] | Burke M A, Beck C G. Metall Trans, 1984; A15:661 |
| [16] | Standard E606. In: Annual Book of ASTM Standards, Philadelphia, PA, ASTM, 1996; 03.01 |
| [17] | Yang F M, Sun X F, Kang Y P, Guan H R, Hu Z Q. ActaMetall Sin (in Chinese), 2001; 37:253(杨富民,孙晓峰,康煜平,管恒荣,胡壮麒.金属学报,2001;37:253) |
| [18] | Yang F M, Sun X F, Zhang W, Kang Y P, Guan H R, Hu Z Q. Mater Lett, 2001; 49:160 |
| [19] | Tawanay H M. J Mater Sci, 1983; 18:2976 |
| [20] | Sims C T, Hagel W C. The Superalloys, New York: John Wiley & Sons Inc., 1972:154 |
| [21] | JiangW H, Yao X D, Guan H R, Hu Z Q. JMater Sci,1999; 34:1143 |
| [22] | Erricson T. Acta Metall, 1966; 14:853 |
| [23] | Remy L, Pinean A, Thomas B. Mater Sci Eng A, 1978; 36:47 |
| [24] | Kaufman L, Nesor H. Z Metallkd, 1973; 64:249 |
| [25] | Valsan M, Sastry D H, Rao K B S, Mannan S L. Metall Trans, 1994; A25:159 |
| [26] | Valsan M. Ph.D. Thesis, Indian Institute of Science, Bangalore, India, 1991 |
| [27] | Hwang S K, Lee H N, Yoon B H. Metall Trans, 1989; 20A: 2793 |
| [28] | Recina V. Mater Sci Technol, 2000; 16(3): 333 |
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