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金属学报  2009 

Delta工艺中Inconel718合金中δ相的演变机制

, PP. 1451-1455

Keywords: Inconel,718合金,Delta工艺,δ相,变形,球化

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Abstract:

针对Inconel718合金的Delta工艺,采用金相显微镜、扫描电镜和定量X射线衍射技术研究了变形温度为950℃、应变速率为0.005s-1的等温压缩变形中δ相的演变机制.结果表明在变形前的加热和保温阶段,时效处理过程中晶内析出的颗粒/短棒状δ相全部溶解消失,δ相含量由8.14%降低为7.05%;在变形过程中δ相发生了溶解,含量由7.05%进一步降低为5.14%;由于变形断裂和溶解断裂的综合作用,片层/长针状δ相发生球化,由片层/长针状δ相转变为颗粒/短棒状δ相;在变形量最大的芯部,片层/长针状δ相全部消失,颗粒/短棒状δ相分布于晶内与晶界.

References

[1]  (蔡大勇, 张伟红, 刘文昌, 姚枚, 孙贵东, 陈宗霖, 王少刚, 高玉魁. 钢铁研究学报, 2002, 14(6): 61)
[2]  Pan J S, Tong J M, Tian J M. Fundamentals of Material Science. Beijing: Tsinghua University Press, 2002: 473
[3]  (潘金生, 仝健民, 田健民. 材料科学基础. 北京: 清华大学出版社, 2002: 473)
[4]  Hiroaki Y, Takeshi H, Tomohisa H, Sachihiro I, Hideaki S. In: C′esar de S′a J M A, Santos A D eds., Proc 9th Int Conf on Numerical Methods in Industrial Processes, Portugal: Porto, 2007: 987
[5]  Zhao Y F. Master Thesis, Beijing Research Institute of Mechanical & Electrical Technology, 1999
[6]  (赵耀峰. 机械工业部北京机电研究所硕士学位论文, 1999)
[7]  Ruiz C, Obabueki A, Gillespie K. In: Antolovich S D, Stusrud R W, MacKay R A, Anton D L, Khan T, Kissinger R D, Klarstrom D L eds, Superalloys 1992, Warrendale, PA: TMS, 1992: 33
[8]  Dix AW, Hyzak J M, Singh R . In: Antolovich S D, Stusrud R W, MacKay R A, Anton D L, Khan T, Kissinger R D, Klarstrom D L eds, Superalloys 1992, Warrendale, PA: TMS, 1992: 23
[9]  Bhowal P R, Schirra J J. In: Loria E A ed, Superalloys 718, 625, 706 and Various Derivatives, Warrendale, PA: TMS, 2001: 193
[10]  Lu H J, Yao C G, Zhang K F, Jia X C. Mater Mechanical Eng, 2003; 27(1): 15
[11]  (吕宏军, 姚草根, 张凯峰, 贾新朝. 机械工程材料, 2003; 27(1): 15)
[12]  Yuan H, Liu W C. Mater Sci Eng, 2005; A408: 281
[13]  Wang Y, Zhen L, Shao W Z, Yang L, Zhang X M. J Alloys Compd, 2009; 44: 341
[14]  Schafrik R E, Ward D D, Groh J R. In: Loria E A ed, Superalloys 718, 625, 706 and Various Derivatives, Warrendale, PA: TMS, 2001: 1
[15]  Hu J P. PhD Dissertation, Steel Research Institute, Beijing, 1999
[16]  (胡建平. 钢铁研究总院博士学位论文, 北京, 1999)
[17]  Zhao D, Chaudhury P K. In: Loria E A ed, Superalloys 718, 625, 706 and Various Derivatives, Warrendale, PA: TMS, 1994: 303
[18]  Thomas A, El-Wahabi M, Cabrera J M, Prado J M. J Mater Process Technol, 2006; 177: 469
[19]  Sundararaman M, Mukhopadhyay P, Banerjee S. In: Loria E A ed, Superalloys 718, 625, 706 and Various Derivatives , Warrendale, PA: TMS, 1994: 419
[20]  Desvall′ees Y, Bouzidi M, Bois F, Beaude N. In: Loria E A ed, Superalloys 718, 625, 706 and Various Derivatives, Warrendale, PA: TMS, 1994: 281
[21]  Cai D Y, Zhang W H, Liu W C, Yao M, Sun G D, Chen Z L, Wang S G, Gao Y K. J Iron Steel Res, 2002; 14(6):61

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