刘静,颜志斌,祝园园,杨峰,马亚芹

• 1:贵州师范大学材料与建筑工程学院
• 2:贵州大学材料与冶金学院

摘要(Abstract)：

利用真空脉冲碳氮复合渗技术在TC4钛合金表面制备了梯度强化层。采用XRD和SEM对复合渗层组织结构进行了表征,并对其硬度分布、耐磨性和耐蚀性进行了分析。结果表明,经过真空脉冲碳氮复合渗处理后的TC4钛合金表层由TiC、TiN和C_(0.7)N_(0.3)Ti相组成。其中先渗碳后渗氮工艺所获得的合金渗层最厚,其磨损率达到5.370×10~(-8)cm~3·min~(-1)·N~(-1),只有原样的1/36,腐蚀速率从原样的13.5 mm/a减小到0.421 mm/a,综合性能最优。

关键词(KeyWords)： TC4合金;碳氮复合渗层;真空;耐磨性;耐蚀性

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金(51574096,51464008);; 贵州省科学技术基金(黔科合LH字[2014]7047号);; 贵州省科技计划(黔科合JZ字[2014]2003号)

作者(Author): 刘静,颜志斌,祝园园,杨峰,马亚芹

DOI: 10.13289/j.issn.1009-6264.2016-X206

参考文献(References)：

• [1]王向东,逯福生,贾翃,等.2013年中国钛工业发展报告[J].钛工业进展,2014,31(3):1-6.WANG Xiang-dong,LU Fu-sheng,JIA Hong,et al.Report on China titanium industry progress in 2013[J].Titanium Industry Progress,2014,31(3):1-6.
• [2]严伟,王小祥.热氧化处理钛表面渗氧层的组织与性能研究[J].稀有金属材料与工程,2005,34(3):471-474.YAN Wei,WANG Xiao-xiang.Characterization of the surface oxygen-diffusion zone of the therm ally oxidized titanium[J].Rare Metal Materlals and Engineering,2005,34(3):471-474.
• [3]姜海涛,邵忠财,魏守强.钛合金表面处理技术的研究进展[J].电镀与精饰,2010,32(10):15-20.JIANG Hai-tao,SHAO Zhong-cai,WEI Shou-qiang.Research progress of surface treatment techniques for titanium alloys[J].Plating and Finishing,2010,32(10):15-20.
• [4]赵斌,吴建生,孙坚,等.Ti Al基合金高温气体渗氮[J].金属学报,2001,37(8):837-840.ZHAO Bin,WU Jian-sheng,SUN Jian,et al.High-temperature gas nitridation of Ti Al based alloys[J].Acta Metallurgica Sinica,2001,37(8):837-840.
• [5]应峰,缪强,黄俊,等.钛合金表面原位合成Ti N渗镀层摩擦性能研究[J].金属热处理,2009,34(9):29-32.YING Feng,MIAO Qiang,HUANG Jun,et al.Tribological property of Ti N diffusion coating in situ synthesised on titanium alloy surface[J].Heat Treatment of Metals,2009,34(9):29-32.
• [6]李海斌,崔振铎,李朝阳,等.化学热处理改善Ti6-Al4-V钛合金耐空蚀性能的研究[J].功能材料,2014,45(7):7148-7152.LI Hai-bin,CUI Zhen-duo,LI Zhao-yang,et al.Improving cavitation erosion resistance of Ti-6Al-4V alloy by thermochemical treatments[J].Journal of Functional Materials,2014,45(7):7148-7152.
• [7]虞炳西,高树浚.纯钛泵轴表面渗氮强化处理[J].表面技术,1996,25(5):31-32.
• [8]Gordin D M,Guillou A,Thibon I,et al.Duplex nitriding treatment of a beta-metastable Ti94Mo6 alloy for biomedical applications[J].Journal of Alloys and Compounds,2008,457(1/2):384-388.
• [9]Lee D B,Kim M J,Chen L,et al.Oxidation of nitride layers formed on Ti-6Al-4V alloys by gas nitriding[J].Met Mater Int,2011,17(3):471-477.
• [10]Lee D B,Pohrelyuk I,Yaskiv O,et al.Gas nitriding and subsequent oxidation of Ti-6Al-4V alloys[J].Nanoscale Research Letters,2012(7):21-26.
• [11]吴光英.脉冲真空化学热处理炉[J].热处理,2001,16(4):29-32.WU Guang-ying.The electric furnaces for pulse vacuum chemical heat treatment[J].Heat Treatment,2001,16(4):30-33.
• [12]白书欣.真空渗氮初探[J].金属热处理,1995,20(4):17-19.BAI Shu-xi.Primary study on vacuum nitriding[J].Heat Treatment of Metals,1995,20(4):17-19.
• [13]王亮,杨闯,杨玲,等.低压真空渗氮处理TC4钛合金的腐蚀性能研究[J].铸造技术,2014,35(3):503-505.WANG Liang,YANG Chuang,YANG Ling,et al.Corrosion performance of TC4 titanium alloy nitrided in low pressure vacuum[J].Foundry Technology,2014,35(3):503-505.
• [14]杨闯,彭晓东,刘静,等.TC4钛合金低压真空渗氮处理[J].真空科学与技术学报,2014,34(11):1146-1149.YANG Chuang,PENG Xiao-dong,LIU Jing,et al.Surface Modification of TC4 titanium alloy by low pressure nitriding[J].Chinese Journal of Vacum Science and Technology,2014,34(11):1146-1149.
• [15]吴宏亮,缪强,徐一,等.Ti6Al4V合金表面Ti(C,N)改性层的摩擦性能[J].金属热处理,2012,37(1):53-56.WU Hong-liang,MIAO Qiang,XU Yi,et al.Tribological properties of Ti(C,N)film on Ti-6Al-4V alloy surface[J].Heat Treatment of Metals,2012,37(1):53-56.
• [16]Li X M,Han Y.Mechanical properties of Ti(C0.7N0.3)film produced by plasma electrolytic carbonitriding of Ti-6Al-4V alloy[J].Applied Surface Science,2008,254(20):6350-6357.
• [17]Glaser A,Surnev S,Netzer F P,et al.Oxidation of vanadium nitride and titanium nitride coatings[J].Surf Sci,2007,601(4):1153-1159.
• [18]Tsyganov I A,Maitz M F,Richter E,et al.Hemocompatibility of titanium-based coatings prepared by metal plasma immersion ion implantation and deposition[J].Methods Phys Res B,2007,257(1/2):122-127.

文章评论(Comment)：