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材料工程 2008

包渗时间对Cu表面Ni-Al涂层组织和性能的影响

, PP. 52-56

王红星,盛晓波,储成林,董寅生,林萍华

Keywords: 电镀Ni,料浆包渗铝,Ni2Al3金属间化合物,扩散系数

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Abstract:

在Cu基表面电镀Ni层上采用料浆包渗法渗铝,研究了800℃下,保温时间对渗层的成分、组织、厚度、显微硬度和Al原子扩散系数的影响。研究表明Ni镀层表面经过活性渗铝后,形成了单相Ni2Al3金属间化合物渗层。随着保温时间的延长,Ni2Al3相中的Ni元素含量增加,Al元素的含量减少,同时,Ni2Al3相晶粒长大,渗铝层增厚,Al原子在渗铝层中的扩散系数下降,渗层显微硬度先降低后增高。

References

[1]	BATENI M R,MIRDAMADI S,ASHRAFIZADEH F,et al.Oxidation behaviour of titanium coated substrate[J].Surface and Coatings Technology,2001,139(2-3):192-199.
[2]	任虎平,杨贵荣,宋文明,等.铜及铜合金表面改性技术的研究进展[J].铸造,2005,54(3):213-216.
[3]	HYUN-KI KANG.Microstructure and electrical conductivity of high volume Al2O3-reinforced copper matrix composites produced by plasma spray[J].Surface and Coatings Technology,2005,190(2-3):448-452.
[4]	YANG Gui-rong,SONG Wen-ruing,LU Jin-jun,et al.Micro-structure of surface composite Al2O3/Ni on copper substrate pro-duced by vacuum infiltration casting[J].Material Science and En-gineering A,2006,418(1-2):223-228.
[5]	SUBRANMANIAN C,CAVALLARO G,WINKELMAN G.Wear maps for titanium nitride coatings deposited on copper and brass with electro less nickel interlayers[J].Wear,2000,241(2):228-233.
[6]	甘正浩,毛志远,沈复初,等.铜的气体表面渗硅新工艺研究[J].材料科学与工程,1996,14(4):38-42.
[7]	甘正浩,毛志远,沈复初,等.铜的表面含硅渗层的结构与性能[J].材料科学与工程,1997,15(1):50-53.
[8]	孙远敬,岳立新,张雅玲.纯铜多元共渗及热处理工艺的研究[J].煤矿机械,2006,27(6):1021-1022.
[9]	石子源,王学芝,王德庆.纯铜Al2O3表面弥散强化的研究[J].金属热处理学报,1997,18(4):32-36.
[10]	张毅,田保红,陈小红,等.纯铜稀土催渗渗铝及其内氧化[J].铸造技术,2006,27(3);255-257.
[11]	BATENI M R,ASHRAFIZADEH F,SZPUNAR J A,et al.Improving the tribological behavior of copper through novel TiCu intermetallic coatings[J].Wear,2002,253(5-6):626-639.
[12]	张跃飞.陈飞,苏永安,等.纯铜加弧光离子渗钛的研究[J].金属热处理,2002,27(4):27-28.
[13]	袁庆龙.张跃飞,苏永安,等.纯铜等离子渗钛层的高温氧化[J].中国腐蚀与防护学报.2005,25(2):103-105.
[14]	ZANOTTI C,GIULIANI P,MAGLIA F.Combustion synthesis of Co-Al and Ni-Al systems under reduced gravity[J].Intermetallics,2006,14(2):213-219.
[15]	卢燕平,于福州.渗镀[M].北京:机械工业出版社,1985.32-33.

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