赵立华,张艳姝,吴桂芳

• 1:北京科技大学冶金与生态工程学院
• 2:机械科学研究总院先进制造技术研究中心

摘要(Abstract)：

对GH4169高温合金在Gleeble-3500热模拟实验机进行了双道次和单道次热压缩实验。分析了变形温度、应变速率、间隔保温时间、变形量和初始晶粒尺寸对GH4169高温合金静态再结晶体积分数的影响。实验结果表明:变形温度越高、应变速率越大、道次间隔时间越长,变形量越大,初始晶粒度越小,静态再结晶体积分数越大。根据实验结果,建立了GH4169高温合金的静态再结晶模型,并将所建立的模型的预测结果和实验结果进行了对比分析,二者比较吻合。

关键词(KeyWords)： GH4169高温合金;双道次热压缩实验;静态再结晶

Abstract:

Keywords:

基金项目(Foundation): 国家重大科技专项(2012ZX04012011)

作者(Author): 赵立华,张艳姝,吴桂芳

DOI: 10.13289/j.issn.1009-6264.2015.05.039

参考文献(References)：

• [1]王涛,陈国定,巨江涛.GH4169高温合金高应变率本构关系试验研究[J].航空学报,2013,34(4):946-952.WANG Tao,CHEN Guo-ding,JU Jiang-tao.Experimental study of constitutive relationship of superalloy GH4169 under high strain rates[J].Acta Aeronautica et Astronautica Sinica,2013,34(4):946-952.
• [2]韦家虎,董建新,付书红,等.形变参数对GH4169合金热变形行为的影响[J].材料热处理学报,2013,34(7):58-64WEI Jia-hu,DONG Jian-xin,FU Shu-hong,et al.Influence of deformation parameters on hot deformation behavior of GH4169 superalloy[J].Transctions of Materials and Heat Treatment,2013,34(7):58-64.
• [3]吕成,张立文,王照坤,等.GH4169合金热加工中微观组织模拟研究进展[J].热加工工艺,2006,35(18):57-60.LCheng,ZHANG Li-wen,WANG Zhao-kun,et al.Progress in simulation research for microstructure of GH4169 alloy during hot working process[J].Hot Working Technology,2006,35(18):57-60.
• [4]李淼泉,王小津,苏少博,等.GH4169合金塑性变形行为及加工图[J].中国机械工程,2008,19(15):1867-1870.LI Miao-quan,WANG Xiao-jin,SU Shao-bo,et al.Deformation behavior and processing map of the nickel-based superalloy GH4169 in the isothermal compression[J].China Mechanical Engineering,2008,19(15):1867-1870.
• [5]张海燕,张士宏,张伟红,等.GH4169合金涡轮盘热模锻工艺的优化研究[J].塑性工程学报,2007,14(4):69-75.ZHANG Hai-yan,ZHANG Shi-hong,ZHANG Wei-hong,et al.The research on the optimization of the hot die forging of GH4169 turbine discs[J].Journal of Plasticity Engineering,2007,14(4):69-75.
• [6]吾志刚,李德富,郭胜利,等.变形条件对GH625合金高温变形动态再结晶的影响[J].稀有金属,2010,34(6):833-838.WU Zhi-gang,LI De-fu,GUO Sheng-li,et al.Effect of deformation on dynamic recrystallization of GH625 nickel-based alloy[J].Chinese Journal of Rate Metals,2010,34(6):833-838.
• [7]杨军,楼松年,周昀,等.GH4169高温合金惯性摩擦焊接头动态再结晶过程[J].航空材料学报,2002,22(2):8-11.YANG Jun,LOU Song-nian,ZHOU Yun,et al.The dynamic recrystallization properties of superalloy GH4169 inertia friction welding joint[J].Journal of Aeronautical Materials,2002,22(2):8-11.
• [8]Rao K P,Prasad Y K D V,Hawboly E B.Study of fractional softening in multi-stage hot deformation[J].J Mater Process Tech,1998,77(1/3):166-174.
• [9]Cho S H,Kang K B,Jonas J J,et al.Effect of manganese on recrystallisation kinetics of niobium microalloyed steel[J].Mater Sci Technol,2002,18(3):389-395.
• [10]LIN Yong-cheng,CHEN Ming-song,Zh ONG Jue.Study of static recrystallization kinrtics in a low alloy steel[J].Computational Material Science,2008,44(22):316-321.
• [11]蔺永诚,陈明松,钟掘.42Cr Mo钢亚动态再结晶行为研究[J].材料热处理学报,2009,30(2):71-75.LIN Yong-cheng,CHEN Ming-song,ZHONG Jue.Investigation on metadynamic recrystallization behavior of 42Cr Mo steel[J].Transactions of Materials and Heat Treatment,2009,30(2):71-75.

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