李成涛,赵彦芬,方可伟,赖云亭,刘艳,沈剑,张路,薛飞

• 1:苏州热工研究院寿命管理技术中心

摘要(Abstract)：

采用扫描电镜、X射线衍射(XRD)、极化曲线和显微硬度等方法研究表面离子渗氮X12Cr13马氏体不锈钢的渗氮层成分、显微组织结构、硬度以及腐蚀性能。结果表明:离子渗氮马氏体不锈钢表面形成了70μm的渗氮层,渗氮层由化合物层和扩散层组成,化合物层的组成相主要为γ-Fe N和ε-Fe N。离子渗氮不锈钢经过72 h纯水浸泡后表面发生点蚀。基体内部向表层的扩散降低了钢中的固溶铬含量以及渗氮层形成的孔隙和裂纹共同降低马氏体不锈钢的耐腐蚀性。

关键词(KeyWords)： 马氏体不锈钢;离子渗氮;腐蚀;化合物层

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金(钢铁联合研究基金)(U1260201)

作者(Author): 李成涛,赵彦芬,方可伟,赖云亭,刘艳,沈剑,张路,薛飞

DOI: 10.13289/j.issn.1009-6264.2016.06.035

参考文献(References)：

• [1]Berns H.Advantages in solution nitrding of stainless steels[J].Materials Science and Heat Treatment,2007,49(12):578-580.
• [2]韩立影,王亚男,苗露,等.离子渗氮温度对不锈钢组织及性能的影响[J].金属热处理,2008,33(9):41-45.HAN Li-ying,WANG Ya-nan,MIAO Lu,et al.Influence of ion nitriding temperature on microstructure and properties of stainless steel[J].Heat Treatment of Metals,2008,33(9):41-45.
• [3]王亮,许晓磊,徐彬,等.奥氏体不锈钢低温渗氮层的组织与耐磨性[J].摩擦学学报,2000,20(1):67-69.WANG Liang,XU Xiao-lei,XU Bin,et al.Structure and wear-resistance of ion-nitrided austenite stainless steel[J].Tribology,2000,20(1):67-69.
• [4]Wang J,Xiong J,Peng Q,et al.Effects of DC plasma nitriding parameters on microstructure and properties of 304L stainless steel[J].Materials Charaterization,2008,60(3):197-203.
• [5]Zhang Z L,Bell T.Structure and corrosion resistance of plasma nitride stainless steel[J].Surface Engineering,1985,1(2):131-136.
• [6]王静巍.辉光离子渗氮对马氏体不锈钢性能的影响[J].金属成型工艺,2002,20(1):43-45.WANG Jing-wei.The effect of glow discharge nitriding to the properties of martensitic stainless steel[J].Metal Forming Technology,2002,20(1):43-45.
• [7]YASUMARU N.Low-temperature ion nitriding of austenitic stainless steels[J].Materials Transactions,1998,39(10):1046-10652.
• [8]黎桂江,彭倩,李聪,等.高压直流等离子渗氮温度对316L不锈钢显微组织和磨损性能的影响[J].核动力工程,2007,28(5):54-58.LI Gui-jiang,PENG Qian,LI Cong,et al.Temperature effect on microstructure and wear property of 316L stainless steel by high-woltage DC Plasma[J].Nuclear Power Engineering,2007,28(5):54-58.
• [9]Thaiwatthana S,Li X Y,Bell T.Comparison studies on properties of nitrogen and carbon S phase on low temperature plasma alloyed AISI 316 stainless steel[J].Surface Engineering,2002,18(6):433-437.
• [10]Vives Diaz N E,Schacherl R E,Zagonel L F,et al.Influence of the microstructure on the residual stresses of nitride iron-chromium alloy[J].Acta Materialia,2008,56(3):1196-1208.
• [11]倪宏昕,夏晓雷,单丽云,等.扩散与化学热处理的关系[J].金属热处理,2006,25(5):10-12.NI Hong-xin,XIA Xiao-lei,SHAN Li-yun,et al.Relationship between diffusion and chemical heat treatment[J].Heat Treatment of Materials,2006,25(5):10-12.
• [12]XI Yun-tao,LIU Dao-xin,HAN Dong.Improvement of corrosion and wear resistances of AISI 420 martensitic stainless steel using plasma nitriding at low temperature[J].Surface&Coatings Technology,2008,202(12):2577-2583.
• [13]Pavel Novak,Dalibor Vojtech,Jan Serak.Wear and corrosion resistance of a plasma-nitrided PM tool steel alloyed with niobium[J].Surrface&Coatings Technology,2006,200(9):5229-5236.
• [14]Jargelius-Pettersson R F A.Electrochemical investigation of the influence of nitrogen alloying on pitting corrosion of austenitic stainless steels[J].Corrosion Science,1999,41(8):1639-1661.
• [15]Borigioli F,Fossati A,Galvanetto E et al.Glow discharge nitriding of AISI316L austenitic stainless steel:Influence of treatment pressure[J].Surrface&Coatings Technology,2006,200(9):5505-5513.

文章评论(Comment)：