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1、)?Z*null1,y1,S1,null2,fl2(1null2vS,410082;2null23,423000)K1null null 作为一种行之有效的热处理工艺手段,深冷处理因能较为明显地改善材料的力学性能和较大幅度地提高工件使用寿命,在金属材料领域已经获得了越来越广泛的应用b但相对于机理和工艺都已经研究得较为深入的黑色金属而言,有色金属的深冷处理研究还显得不够系统和深入b结合笔者的研究结果综述了国内外有色金属的深冷处理现状以及相关机理研究,并对存在的问题和发展趋势进行了分析和展望,以期为以后的研究提供一定的参考b1oMnull nullnull)null?nullTheResearch
2、 about Cryogenic Treatment Process ofNonferrous Alloys null null null A ReviewCHEN Ding1, DONG Jianfeng1, MA Guozhi1, WU Zhi2, ZHANG Xiaochen2(1null College of MaterialScience and Engineering, HunanUniversity, Changsha410082;2null Institute of Biology of Chenzhou, Chenzhou 423000)Abstractnull null C
3、ryogenic treatment process will give benefit to microstructure and properties, which can enhancethe performance and the service life of industrial metalmaterials. More and more attention is paid to this special heattreatment process. However, compared withthe ferrous metal, the process and mechanism
4、 research about the cryo-genic treatment are very limitedfor nonferrous metals. The current situation of this fieldisreviewedand the existingproblems anddevelopment tendency are discussed.Key wordsnull null nonferrous metal, cryogenic treatment, properties, mechanismnull * 国家自然科学基金(50804015)null 陈鼎:
5、男,1975年生,教授,博士,主要从事深冷处理a机械力化学和大块金属玻璃的研究工作null Tel:0731-88821648null E-mail:0null)(Cryogenictreatment),A,- 130null/)BZEbB?)B%1bV20WEM7S,S7Sd)?FYbEM,)XS=?ZBg25)hoY,?C)?PAbCS1)4h?5bSMM)?P?3Mi4s,V79?HT73MLC?,PFst(;6BZ,AFYV?#?M,PBt?3M,V7P84VCF?b6,Bt)H?CCf8F,7%Fs$Y32ZA27)?C,)V4ZA27A,)MMg,DS,Ry,.)hoYJ.o,20
6、04,25(3):5726.hh)D.:2Y,.,)J.),2008,33(4):4932Y,.)ZA27F?YJ.8, 2009,29(3):10033D,D祎,陈菊芳,等. 纳米复合永磁材料晶粒择优取向J.Sr,2004,22(6):77334v.)J.,1981,6(9):5635.)J.F,2005,34(4):1536.)40KJ.2S/v,2003,18(1):5237,Y.)F?YJ.),2001,26(7):538V. Cu-N-i SnMFF?J.v,1996,22(1):49390,f,. Cu15Ni8SnNb)#%J.,2003,27(7):2840 Thomas P,
7、 Sweeney Jr. Deepcryogenics:Thegreat coldde-bateJ.Heat Treat,1986,18(2):2841 Colver D. New dry refrigerant treatments improve charac-teristics and wear resistance of metal partsJ. IndustrialHeat,1986,53(3):3742W,.(hJ.,1997(6):2243pY,.oZJ.,2005,29(1):2344V.)J.v,1992,18(4):7445.)F?YJ.,1987,15(4):1(责任编辑null 林null 芳)null4null:8null null 2010M11()2411
