在高应力滚滑动（滑动率约为0.5%,5%,10%）条件下,利用自制的磨损试验机研究了高钒高速钢的摩擦磨损性能,并利用电子显微镜分析了失效行为。结果表明：高应力滚滑动接触使高钒高速钢中的奥氏体转化为马氏体,并使马氏体发生严重的碎化。滑动率对高钒高速钢的摩擦磨损行为有显著影响。当滑动率为5.12%时,摩擦系数最高,滑动率升高或降低均使摩擦系数降低。随着滑动率增加,高钒高速钢的磨损率增加,其磨损失效方式逐渐由疲劳磨损为主转变为滑动磨损为主。
参考文献
| [1] | 杜忠泽,符寒光,丰振军,李萍,戴建方.回火处理对铸造高速钢轧辊耐磨性的影响[J].材料热处理学报,2011(02):93-99. |
| [2] | M. Pellizzari;D. Cescato;M. G. De Flora .Hot friction and wear behaviour of high speed steel and high chromium iron for rolls[J].Wear: an International Journal on the Science and Technology of Friction, Lubrication and Wear,2009(Pt.1):467-475. |
| [3] | Experimental investigation on heat treatment of a high-speed steel for hot rolling roll mill[J].Materialwissenschaft und Werkstofftechnik,2010(3):P.170. |
| [4] | M.A. de Carvalho;R.R. Xavier;C. da Silva Pontes Filho .Microstructure, Mechanical Properties and Wear Resistance of High Speed Steel Rolls for Hot Rolling Mills[J].Iron & Steelmaker,2002(1):27-32. |
| [5] | Yikun Luan;Nannan Song;Yunlong Bai;Xiuhong Kang;Dianzhong Li .Effect of solidification rate on the morphology and distribution of eutectic carbides in centrifugal casting high-speed steel rolls[J].Journal of Materials Processing Technology,2010(3):536-541. |
| [6] | XU Liu-jie;XING Jian-dong;WEI Shi-zhong et al.Investigation on wear behaviors of high-vanadium high-speed steel(HVHSS)Compared with high-chromium cast iron under roiling contact condition[J].Materials Science and Enineerinz A,2006,434(1-2):63-70. |
| [7] | 徐流杰,魏世忠,邢建东,季英萍,张永振,龙锐.基于多次回归分析的高钒高速钢滚动磨损模型[J].材料热处理学报,2007(02):126-131. |
| [8] | 魏世忠,朱金华,徐流杰,龙锐.残余奥氏体量对高钒高速钢性能的影响[J].材料热处理学报,2005(01):44-47. |
| [9] | XU Liu-jie;WEI Shi-zhong;JI Ying-ping et al.Effect of carbon on frictional wear behaviours of high vanadium high speed ateel under dry sliding condition[J].Materials Science Forum,2010,654-656:370-373. |
| [10] | 邹家祥.轧钢机械[M].北京:冶金工业出版社,2004:26. |
| [11] | C. Rodenburg;W.M. Rainforth .A quantitative analysis of the influence of carbides size distributions on wear behaviour of high-speed steel in dry rolling/sliding contact[J].Acta materialia,2007(7):2443-2454. |
| [12] | 刘海峰,刘耀辉,于思荣.高碳高钒系高速钢的耐磨性研究[J].摩擦学学报,2000(06):401-406. |
| [13] | 王强,杨涤心,龙锐,魏世忠.高钒高速钢、高铬铸铁冷轧辊磨损试验研究[J].铸造,2005(06):570-574. |
| [14] | Molinari A;Pellizzari M;Tremea A et al.Effect of matrix microhardness on thermal fatigue behaviour of spincast high speed steel for hot roils[J].Materials Science and Technolog,2005,21(03):352. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%