暨南大学材料系;
采用粉末冶金法制备了碳化钨颗粒增强铜(WC/Cu)复合材料,研究了WC含量对WC/Cu)复合材料力学性能和微结构的影响,并考察了复合材料载流摩擦磨损性能。结果表明:随着WC质量分数增加,复合材料相对密度逐渐降低,硬度缓慢增大,电导率快速下降。WC含量较低时,大部分WC颗粒能较均匀分布于铜基体上;而WC含量较高时,WC颗粒的团聚现象较严重,团聚所形成的颗粒团体积较大。载流摩擦磨损测试中,随着WC质量分数增加,体积磨损率逐渐减小;未加载电流时,体积磨损率随载荷增大而增大;一定载荷和滑动速率时,复合材料体积磨损率随载流密度增加而增大。
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下载次数 | 被引频次 | 阅读次数 |
[1]国秀花,宋克兴,梁淑华,等.制备工艺对Al2O3/Cu复合材料载流摩擦磨损性能的影响[J].材料热处理学报,2014,35(3):1-7.GUO Xiu-hua,SONG Ke-xing,LIANG Shu-hua,et al.Effect of preparation technology on electrical wear performance of Al2O3/Cu composites[J].Transactions of Materials and Heat Treatment,2014,35(3):1-7.
[2]程建奕,敖学文,汪明朴,等.Al2O3弥散粒子对Cu-Al2O3合金高温退火显微组织的影响[J].中国有色金属学报,2009,19(11):1928-1933.CHENG Jian-yi,AO Xue-wen,WANG Ming-pu,et al.Effect of Al2O3disperioid on microstructure of Cu-Al2O3alloy annealed at elevated temperatures[J].The Chinese Journal of Nonferrous Metals,2009,19(11):1928-1933.
[3]刘德宝,刘双进,崔春翔.添加铝对Al Np/Cu复合材料组织与热性能的影响[J].材料热处理学报,2007,28(2):7-11.LIU De-bao,LIU Shuang-jin,CUI Chun-xiang.Influence of Al addition on microstructure and thermal properties of Al Np/Cu composites[J].Transactions of Materials and Heat Treatment,2007,28(2):7-11.
[4]Srivatsan T S,Narendra N,Troxell I D.Tensile deformation and fracture behavior of an oxide dispersion strengthened copper alloy[J].Material and Design,2000,21:191-198.
[5]Barmouz M,Givi M K B,Seyfi J.On the role of processing parameters in producing Cu/Si C metal matrix composites via friction stir processing:investigating microstructure,microhardness,wear and tensile behavior[J].Material Characterization,2011,62:108-117.
[6]Moustafa S F,Abdel-Hamid Z,Abd-Elhay A M.Copper matrix Si C and Al2O3particulate composites by powder metallurgy technique[J].Materials Letters,2002,53:244-249.
[7]Zhao N,Li J,Yang X.Influence of the P/M process on the microstructure and properties of WC reinforced copper matrix composite[J].Journal of Material Science,2004,39:4829-4835.
[8]Jahangir Khosravi,Mohammad Kazem Beshrati Givi,Mohsen Barmouz,et al.Microstructural,mechanical,and thermophysical characterization of Cu/WC composite layers fabricated via friction stir processing[J].International Journal of Advanced Manufacturing Technology,2014,74(5/8):1087-1096.
[9]许玮,胡锐,高媛,等.碳纳米管增强铜基复合材料的载流摩擦磨损性能研究[J].摩擦学学报,2010,30(3):303-307.XU Wei,HU Rui,GAO Yuan,et al.Friction and wear properties of carbon nanotubes reinforced copper matrix composites with and without electric current[J].Tribology,2010,30(3):303-307.
[10]杨琳,易茂中,冉丽萍.C/C-Cu复合材料的载流摩擦磨损行为[J].中国有色金属学报,2009,19(9):1613-1617.YANG Lin,YI Mao-zhong,RAN Li-ping.Electrical sliding wear behavior of C/C-Cu composites[J].The Chinese Journal of Nonferrous Metals,2009,19(9):1613-1617.
[10]徐流杰,魏世忠,张永振,等.滑动率对高钒高速钢滚-滑动摩擦磨损行为的影响[J].材料热处理学报,2012,33(9):43-48.XU Liu-jie,WEI Shi-zhong,ZHANG Yong-zhen,et al.Effect of sliding ratio on friction-wear behavior of high vanadium high speed steel under rolling/sliding condition[J].Transactions of Materials and Heat Treatment,2012,33(9):43-48.
[11]丁雨田,郭美华,许广济,等.单晶铜线材载流摩擦磨损行为研究[J].铸造技术,2006,27(12):1390-1394.DING Yu-tian,GUO Mei-hua,XU Guang-ji,et al.Wear behavior of single crystal copper conducting wire under electrical current[J].Foundry Technology,2006,27(12):1390-1394.
[12]郜建新,徐晓峰,国秀花,等.内氧化法制备Al2O3/Cu复合材料的载流摩擦磨损特性[J].特种铸造及有色合金,2006,26(7):262-264.GAO Jian-xin,XU Xiao-feng,GUO Xiu-hua,et al.Current-carrier friction-wear behavior of Al2O3/Cu composites prepared by internal oxidation[J].Journal Agency of Special Casting&Nonferrous Alloys,2006,26(7):262-264.
基本信息:
DOI:10.13289/j.issn.1009-6264.2016.05.004
中图分类号:TF125
引用信息:
[1]张治国,张蓓,李卫.WC颗粒增强铜的载流摩擦磨损行为[J],2016,37(05):17-21.DOI:10.13289/j.issn.1009-6264.2016.05.004.
基金信息:
NSFC-广东联合基金(U1034002)