采用Thermo-Calc热力学计算软件,对高铁制动盘用钢在400～1600℃存在的平衡析出相进行了热力学计算,并研究了合金元素对析出相和A3点温度的影响.结果表明,制动盘用钢中主要析出相为MX、MC、M23C6和M7C3,其中M为Cr、Fe、Mn、Mo、V等,X为C、N和空位Va.C、Mn、Cr、Ni元素会降低A3点温度,而Si、Mo、V能提高A3点温度.综合考虑,适当降低C、Mn、Ni和Cr的含量,提高V、Mo的含量,以增加MX、MC的含量和提高钢的A3点温度,从而提高制动盘用钢的力学性能.
参考文献
| [1] | 李继山;刘涛;李和平;焦标强;陈德峰;顾磊磊;吕宝佳.380 km/h高速列车轮装制动盘研制[J].铁道机车车辆,2013(1):1-4. |
| [2] | H. Kasem;J. F. Brunel;P. Dufrenoy;M. Siroux;B. Desmet.Thermal levels and subsurface damage induced by the occurrence of hot spots during high-energy braking[J].Wear: an International Journal on the Science and Technology of Friction, Lubrication and Wear,20115/6(5/6):355-364. |
| [3] | 王飞;李培署;于钦顺.高速列车锻钢制动盘的组织与性能[J].金属热处理,2015(12):40-43. |
| [4] | Zhiqiang Li;Jianmin Han;Weijing Li;Like Pan.Low cycle fatigue behavior of Cr-Mo-Ⅴ low alloy steel used for railway brake discs[J].Materials & design,2014Apr.(Apr.):146-157. |
| [5] | 尹学炜;徐伟力;姚杰;吴晓春.高热导率热冲压模具材料HTCS-130性能的研究[J].材料科学与工艺,2014(1):61-67. |
| [6] | N. Harada;M. Takuma;M. Tsujikawa;K. Higashi.Effects of V addition on improvement of heat shock resistance and wear resistance of Ni-Cr-Mo cast steel brake disc[J].Wear: an International Journal on the Science and Technology of Friction, Lubrication and Wear,20131/2(1/2):1444-1452. |
| [7] | Miao, Kai;He, Yanlin;Zhu, Naqiong;Wang, Jingjing;Lu, Xiaogang;Li, Lin.Coarsening of carbides during different heat treatment conditions[J].Journal of Alloys and Compounds: An Interdisciplinary Journal of Materials Science and Solid-state Chemistry and Physics,2015:513-523. |
| [8] | X. Hu;L. Li;X. Wu.Coarsening behavior of M_(23)C_6 carbides after ageing or thermal fatigue in AISI H13 steel with niobium[J].International Journal of Fatigue,20063(3):175-182. |
| [9] | 何燕霖;李麟;叶平;吴晓春.Thermo-Calc和DICTRA软件系统在高性能钢研制中的应用[J].材料热处理学报,2003(4):73-77. |
| [10] | 何忠平;何燕霖;高毅;李麟;凌云涛;鲁晓刚.Fe-C-Mn-Si系合金马氏体转变开始温度的热力学计算[J].材料热处理学报,2011(9):151-156. |
| [11] | 曹瑞芳;王福明;李长荣.合金元素对R5系泊链钢中平衡析出相的影响[J].北京科技大学学报,2009(12):1548-1554. |
| [12] | 李天生;王福明;李长荣;张国庆.合金元素对SKD61钢中析出相热力学的影响[J].材料热处理学报,2013(5):58-64. |
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%