金属学报  2003, Vol. 39 Issue (5): 476-481

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半固态Al-6.5Si合金的流变特性

陈金玉 鞠丽平 李亮

沈阳师范大学物理系110034

陈金玉; 鞠丽平; 李亮 . 半固态Al-6.5Si合金的流变特性[J]. 金属学报, 2003, 39(5): 476-481 .

摘要 参考文献 相关文章 Metrics 全文: PDF(168 KB)   摘要: 用半固态金属流变模型研究了Al-6.5Si(质量分数,%)体系的稳态和暂态流变行为.分析表明,半固态金属的流变行为与其微结构有很强的关联,在固相体积分数一定的情况下,体系的表观粘度完全由其微结构所决定,而剪切速率和剪切时间对表观粘度的影响是通过改变体系的微结构来实现的.稳态粘度随固相体积分数的增加现时增加\随剪切速率的增加而减小,这与文献中的实验结果相符合;体系的解聚过程比聚集过程快两个数量级.在各种形变条件下所出现的滞后环的大小由上升时间、静置时间、原初剪切速率、最大剪切速率等因素决定。 关键词 ： Al-6.5Si,  半固态金属,  流变行为     Key words： 收稿日期: 2002-06-06      ZTFLH:  TG146.2   服务 把本文推荐给朋友 加入引用管理器 E-mail Alert RSS 作者相关文章 陈金玉 鞠丽平 李亮 44.8K 链接本文: https://www.ams.org.cn/CN/Y2003/V39/I5/476 [1] Kirkwood D H. Int Mater Rev, 1994; 39: 173 [2] Flemings M C. Metall Trans, 1991; 22A: 957 [3] Fan Z. Int Mater Rev, 2002; 47: 49 [4] Joly P A, Mehrabian R. J Mater Sci, 1976; 11: 1393 [5] Wang N, Shu G, Yang J. Mater Trans JIM, 1990; 31: 715 [6] Kattamis T Z, Piccone T J. Mater Sci Eng, 1991; A131:265 [7] Turng L S, Wang K K. J Mater Sci, 1991; 26: 12173 [8] Loue W R, Landkroon S, Kool W H. Mater Sci Eng, 1992;9: 241 [9] Mada M, Ajersch F. Mater Sci Eng, 1996; A212: 157 [10] Mada M, Ajersch M. Mater Sci Eng, 1996; A212: 171 [11] Modigell M, Koke J. In: Bhasin A K eds., Proc 5th Int Conf on Semi-Solid Processing Of Alloys and Composites,Colorado School of Mines, 1998: 417 [12] Modigell M, Koke J. Mechan Time-Depend Mater, 1999;3: 15 [13] Quaak C J, Katgerman L, Kool W H. In: Kirkwood D H, Kapranos P eds., Proc 4th Int Conf on Semi-Solid Processing of Alloys and Composites, The University of Sheffield, 1996: 35 [14] Kumar P, Martin C L, Brown S. Acta Metall Mater, 1994; 42: 3595 [15] Koke J, Modigell M. Proc Int Symp on Advanced Forming and Die Manufacturing Technology, Pusan, South Korea, 1999: 101 [16] Koke J, Modigell M, Peter J. Appl Mech Eng, 1999; 4: 345 [17] Burgos G R, Alexandrou A N. J Rheology, 1999; 43: 485 [18] Cross J. Colloid Sci, 1965; 20: 417 [19] Cheng D C H, Inter J. Cosmetic Sci, 1987; 9: 151 [20] Alexandrou A N, Burgos G R, Entov V M. In: Chiarmetta G J, Rosso M eds., Proc 6th Int Coof on Semi-Solid Processing of Alloys and Composites, Turin, Italy: Politenico di Torion, 2000: 553 [21] Kirkwood, Ward P J, Barkhudarov M, Chin S B, Atkinson H V, Liu Y. In: Chiarmetta G L, Rosso M eds., Proc 6th Int Coof on Semi-Solid Processing of Alloys and Composites, Turin, Italy: Politenico di Torion, 2000: 545 [22] Kumar P, Martin C L, Brown S. Metall Trans, 1993: 24A: 1107 [23] Chen J Y, Fan Z. Mater Sci Technol, 2002; 18: 237 [24] Fan Z, Chen J Y. Mater Sci Technol, 2002; 18: 243 [25] Chen J Y, Fan Z. Mater Sci Technol, 2002; 18: 250 [26] Fan Z, Chen J Y. Mater Sci Technol, 2002; 18: 258 [27] Sharma K C, Ferreira J H, Govender G, Damm O. In: Chiarmetta G L, Rosso M eds., Proc 6th Int Coof on Semi-Solid Processing of Alloys and Composites, Turin, Italy: Politenico di Torion, 2000: 253 [28] Kopper A, Apelian D. In: Chiarmetta G L, Rosso M eds., Proc 6th In t Coof on Semi-Solid Processing of Alloys and Composites, Turin, Italy: Politenico di Torion, 2000: 379 [29] Ito Y, Flemings M C, Cornie J A. In: Sekhar J A, Dantzig J A eds., Nature and Properties of Semi-Solid Materials, Warrendale, Pennsylvania: The Metals Society of AIME, 1991: 3 [30] Sigworth G K. Can Metall Q, 1996; 35: 101 [31] Suery M, Zavaliangos A. In: Chiarmetta G L, Rosso M eds., Proc 6th Int Coof on Semi-Solid Processing of Alloys and Composites, Turin, Italy: Politenico di Torion, 2000: 129 [32] Alexandrou A N, Burgos G R, Entov V M. In: Chiarmetta G L, Rosso M eds., Proc 6h Int Coof on Semi-Solid Processing of Alloys and Composites, Turin, Italy: Politenico di Torion, 2000: 161 [33] Burgos G R, Alexandrou A N, Entov V. J Mater Proc Technol, 2001; 110: 164 [34] Matin C L, Kumar P, Brown S. Acta Metall Mater, 1994; 42: 3603 [1] 周丽,王唱舟,张星星,肖伯律,马宗义. SiCp/Al复合材料热轧过程的有限元模拟*[J]. 金属学报, 2015, 51(7): 889-896. [2] 王顺成; 李元元; 陈维平; 潘国如; 王郡文 . 升温速率对半固态2024铝合金部分重熔组织的影响[J]. 金属学报, 2008, 44(8): 905-910 . [3] 张北江; 赵光普; 胥国华; 冯涤 . GH742合金热变形行为与微观组织演化[J]. 金属学报, 2005, 41(11): 1207-1214 . [4] 吴树森; 吴雪平; 肖泽辉; 李东南; 罗吉荣 . 半固态金属组织的形成模型及模拟[J]. 金属学报, 2004, 40(4): 429-433 . [5] 杨昭; 张海峰; 王爱民; 丁炳哲; 胡壮麒 . 半固态挤压形成高铬铸铁梯度组织材料[J]. 金属学报, 2003, 39(2): 164-167 . [6] 唐靖林; 殷雅俊; 范钦珊; 曾大本 . 液-固温区A356合金剪切速率阶梯变化的瞬态流变行为[J]. 金属学报, 2001, 37(10): 1031-1034 . [7] 贾宝仟;柳百成;王东涛. 铸钢件准固态区域应力、应变数值模拟及热裂机制[J]. 金属学报, 1997, 33(5): 504-508. [8] 徐东;安阁英;李庆春. ZG15CrMoV和35钢在500—1400℃下的流变行为[J]. 金属学报, 1992, 28(3): 81-86. [9] 林家骝;朱世根;于震宗. 铸钢在凝固区的流变行为[J]. 金属学报, 1991, 27(5): 110-115. Viewed Full text Abstract Cited   Shared      Discussed