采用光学显微镜、扫描电镜和能谱分析对马氏体时效钢(C300级)钨极氩弧焊焊缝中偏析的合金元素在不同温度固溶时均匀化情况进行了初步的计算和分析.研究认为C300钨极氩弧焊焊缝中主要偏析合金元素是Ni,Mo,Ti;焊缝经1200℃/1h AC处理可以获得成分均匀的马氏体;成分均匀的焊缝进行480℃/4h AC时效处理将不再产生逆转变奥氏体.
参考文献
| [1] | HALL M;SLUNDER C J.The metalllurgy,behavior,and application of the 18％ Ni maraging steels[M].National Aeronautics and Space Administration,Washington,DC,20546,1968:69-80. |
| [2] | DECKER R F.Source book on maraging steels:A comprehensive collection of outstanding articles from the periodical and reference literature[M].Metals Park,Ohio 44073,American Society for Meatls,1979 |
| [3] | LANG F H;KENYON N .Welding of Maraging Steel[R].WRC Bulletin 159,1971. |
| [4] | Fawad Tariq;Rasheed Ahmed Baloch;Bilal Ahmed;Nausheen Naz .Investigation into Microstructures of Maraging Steel 250 Weldments and Effect of Post-Weld Heat Treatments[J].Journal of Materials Engineering and Performance,2010(2):264-273. |
| [5] | 姜树田.Ni18Co9Mo5Ti马氏体时效钢焊缝组织中的白亮块对焊缝性能的影响[J].宇航材料工艺,1983(1):18-23. |
| [6] | 陈(焯);黄孝瑛;潘天喜 等.18Ni(250)马氏体时效钢焊缝显微组织对断裂韧性的影响[J].钢铁,1981,16(1):42-46. |
| [7] | C. R. Shamantha;R. Narayanan;K. J. L. Iyer;V. M. Radhakrishnan;S. K. Seshadri;S. Sundararajan;S. Sundaresan .Microstructural changes during welding and subsequent heat treatment of 18Ni (250-grade) maraging steel[J].Materials Science & Engineering, A. Structural Materials: Properties, Misrostructure and Processing,2000(1):43-51. |
| [8] | G. Madhusudhan Reddy;V. V. Rao;A. V. S. Raju .The effect of post-weld heat treatments on the microstructure and mechanical properties of maraging steel laser weldments[J].Proceedings of the Institution of Mechanical Engineers, Part L. Journal of Materials: Design and Application,2009(4):149-159. |
| [9] | ARATA Y;TOMIE M;KATAYAMA Seiji .Weldability of 18Ni maraging steel(HT210)by ultra high voltage electron beam welding[J].Transactions of JWRI,1985,14(1):97-106. |
| [10] | 宋维锡.金属学[M].北京:冶金工业出版社,2008:169. |
| [11] | KURZ W;FISHER D J.Fundamentals of solidification[J].New York Trans Technology,1985:240. |
| [12] | ZHU F;YIN Y F;FAULKNER R G .Microstructural control of maraging steel C300[J].Materials Science and Technology,2011,27(1):395-405. |
| [13] | 余永宁.金属学原理[M].北京:冶金工业出版社,2007:176-213. |
| [14] | 雍岐龙.钢铁材料中的第二相[M].北京:冶金工业出版社,2006:87. |
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