通过表面机械研磨处理(SMAT)在LY12CZ铝合金表面制备表面纳米化(SNC)过渡层,再采用微弧氧化(MAO)技术对纳米晶过渡层进行微结构重构,设计制备出纳米化-微弧氧化(SNC-MAO)复合涂层,并对比研究了表面纳米化、微弧氧化及纳米化-微弧氧化复合处理对基体铝合金拉伸性能的影响.结果表明,微弧氧化处理使基体铝合金的屈服强度和抗拉强度减小,而纳米化-微弧氧化复合处理则增加了基体铝合金的屈服强度和抗拉强度.在拉伸伸长率8％的条件下,相同厚度的纳米化-微弧氧化复合涂层比微弧氧化涂层具有更好的抗拉伸破坏能力,表现出更好的膜基结合性能.
参考文献
| [1] | 汝继刚;伊琳娜.高强铝合金表面强化工艺研究[J].稀有金属,2004(1):182-184. |
| [2] | 常红;韩恩厚;王俭秋;柯伟.飞机蒙皮涂层对LY12CZ铝合金腐蚀疲劳寿命的影响[J].中国腐蚀与防护学报,2006(1):34-36,42. |
| [3] | A. L. Yerokhin;A. A. Voevodin;V. V. Lyubimov;J. Zabinski;M. Donley.Plasma electrolytic fabrication of oxide ceramic surface layers for tribotechnical purposes on aluminium alloys[J].Surface & Coatings Technology,19983(3):140-146. |
| [4] | 夏伶勤;韩建民;崔世海;杨智勇;李卫京.SiCp/A356复合材料微弧氧化陶瓷膜的生长规律与性能[J].材料工程,2016(1):40-46. |
| [5] | Baxi J;Kar P;Liang H;Polat A;Usta M;Ucisik AH.Tribological characterization of microarc oxidized alumina coatings for biological applications[J].Vacuum: Technology Applications & Ion Physics: The International Journal & Abstracting Service for Vacuum Science & Technology,20081(1):217-222. |
| [6] | P. Bala Srinivasan;J. Liang;C. Blawert;M. Stoermer;W. Dietzel.Effect Of Current Density On The Microstructure And Corrosion Behaviour Of Plasma Electrolytic Oxidation Treated Am50 Magnesium Alloy[J].Applied Surface Science: A Journal Devoted to the Properties of Interfaces in Relation to the Synthesis and Behaviour of Materials,20097(7):4212-4218. |
| [7] | J. Liang;P. Bala Srinivasan;C. Blawert;M. Stormer;W. Dietzel.Electrochemical corrosion behaviour of plasma electrolytic oxidation coatings on AM50 magnesium alloy formed in silicate and phosphate based electrolytes[J].Electrochimica Acta,200914(14):3842-3850. |
| [8] | Arslan, E;Totik, Y;Demirci, EE;Vangolu, Y;Alsaran, A;Efeoglu, I.High temperature wear behavior of aluminum oxide layers produced by AC micro arc oxidation[J].Surface & Coatings Technology,20096/7(6/7):829-833. |
| [9] | Wenbin Xue;Chao Wang;Yongliang Li.Effect of microarc discharge surface treatment on the tensile properties of Al-Cu-Mg alloy[J].Materials Letters,20025(5):737-743. |
| [10] | 文磊;王亚明;金莹;孙冬柏.2024铝合金表面纳米化-微弧氧化复合涂层设计、表征及疲劳性能[J].稀有金属材料与工程,2014(7):1582-1587. |
| [11] | Lei Wen;Yarning Wang;Yu Zhou;Lixin Guo;Jia-Hu Ouyang.Microstructure and corrosion resistance of modified 2024 Al alloy using surface mechanical attrition treatment combined with microarc oxidation process[J].Corrosion Science: The Journal on Environmental Degradation of Materials and its Control,20111(1):473-480. |
| [12] | Wen M;Liu G;Gu JF;Guan WM;Lu J.The tensile properties of titanium processed by surface mechanical attrition treatment[J].Surface & Coatings Technology,200819(19):4728-4733. |
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