欢迎登录材料期刊网

材料期刊网

高级检索

研究了电沉积Co-Cr3C2纳米复合涂层的热稳定性.析出相Cr3C2颗粒均匀弥散地分布在涂层中,质量分数大约为30%.600℃以上退火导致涂层当中形成孔隙.400℃以下和600℃以上退火分别有利于Co纳米晶粒沿[002]和[220]方向生长.低于400℃退火可以同时获得优异的耐磨性和高硬度.经低于400℃退火,涂层的摩擦系数达到0.12,而经200℃退火后的涂层的摩擦系数低至0.04.

参考文献

[1] SHEN Pin-hua(沈品华).Electroplating Manual(现代电镀手册)[M].Beijing(北京):China Machine Press(机械工业出版社),2010.,2010.
[2] Zoikis-Karathanasis A,Pavlatou E A,Spyrellis N .Pulse electrodeposition of Ni-P matrix composite coatings reinforced by SiC particles[J].Journal of Alloys and Compounds,2010,494:396-403.,2010.
[3] Liu Y C,Liu L,Shen B,et al .A study of thermal stability in electrodeposited nanocrystalline Fe-Ni invar alloy[J].Materials Science and Engineering A,2011,528(18):5701-5705.,2011.
[4] Ebrahimi F,Li H Q .Grain growth in electrodeposited nanocrystalline fcc Ni-Fe alloys[J].Scripta Matefialia,2006,55(3):263-266.,2006.
[5] Darling K A,Roberts A J,Mishin Y,et al .Grain size stabilization of nanocrystalline copper at high temperatures by alloying with tantalum[J].Journal of Alloys and Compounds,2013,573
[6] Huang R,Han Y .Structure evolution and thermal stability of SMAT-derived nanograined layer on Ti-25Nb-3Mo-3Zr-2Sn alloy at elevated temperatures[J].Journal of Alloys and Compounds,2013,554
[7] Wen C,Huang B,Chen Z,et al .Martensite and its reverse transformation in nanocrystalline bulk Co[J].Materials Science and Engineering A,2006,438
[8] Kajiwara S,Ohno S,Honma K .Martensitic transformation in ultra-fine particles of metals and alloys[J].Philosophical Magazine A,1991,63(4):625-644.,1991.
[9] Hibbard G,Aust K T,Palumbo G,et al .Thermal stability of electrodeposited nanocrystalline cobalt[J].Scripta Materialia,2001,44(3):513-518.,2001.
[10] Fan H J,G(o)sele U,Zacharias M .Fan H J,G(o)sele U,Zacharias M.Formation of nanotubes and hollow nanoparticles based on kirkendall and diffusion processes:A review[J].Small,2007,3(10):1660-1671.,2007.
[11] Nakamura R,Matsubayashi G,Tsuchiya H,et al .Formation of oxide nanotubes via oxidation of Fe,Cu and Ni nanowires and their structural stability:Difference in formation and shrinkage behavior of interior pores[J].Acta Materialia,2009,57(17):5046-5052.,2009.
[12] Arun Prakash N,Gnanamoorthy R,Kamaraj M .Surface nanocrystallization of aluminium alloy by controlled ball impact technique[J].Surface and Coatings Technology,2012,210
[13] Mondal A K,Kumar S,Blawert C,et al .Effect of laser surface treatment on corrosion and wear resistance of ACM720 Mg alloy[J].Surface and Coatings Technology,2008,202(14):3187-3198.,2008.
[14] Luo X T,Yang G J,Li C J .Multiple strengthening mechanisms of cold-sprayed cBNp/NiCrAl composite coating[J].Surface and Coatings Technology,2011,205(20):4808-4813.,2011.
[15] Hou F Y,Wang W,Guo H T .Effect of the dispersibility of ZrO2 nanoparticles in Ni-ZrO2 electroplated nanocomposite coatings on the mechanical properties of nanocomposite coatings[J].Applied Surface Science,2006,252(10):3812-3817.,2006.
上一张 下一张
上一张 下一张
计量
  • 下载量()
  • 访问量()
文章评分
  • 您的评分:
  • 1
    0%
  • 2
    0%
  • 3
    0%
  • 4
    0%
  • 5
    0%