Page 101 - 《摩擦学学报》2021年第3期

390 摩 擦 学 学 报 第 41 卷

100 μm

Peeling

10 μm 10 μm
(a) Surface of BM (b) Cross section of BM

100 μm

Crack Multilayer crack

10 μm 10 μm
(c) Surface of WJ (d) Cross section of WJ

100 μm
100 μm
100μm
Crack

Crack
10 μm 10 μm

(e) Surface of HAZ (f) Cross section of HAZ

Fig. 12 SEM micrographs of damages in different zones of normalized rail joint
图 12 正火焊接接头不同区域表面与剖面损伤SEM照片

表面和剖面均出现明显裂纹，且正火后损伤较淬火后 [ 2 ] Feng Yaming, He Bolin. Influence factors of railway vehicle
略轻微. 淬火与正火焊接接头不同区域冲击损伤程度 wheel/rail contact fatigue[J]. Surface Technology, 2016, 45(11):
48–54 (in Chinese) [封亚明, 何柏林. 铁道车辆轮轨接触疲劳的影
与硬度密切相关，硬度越低的区域，冲击损伤越严重.
响因素[J]. 表面技术, 2016, 45(11): 48–54]. doi: 10.16490/j.cnki.
参 考 文 献
issn.1001-3660.2016.11.007.
[ 1 ] Wang Yanpeng, Ding Haohao, Zou Qiang, et al. Research progress [ 3 ] Zhang Yinhua, Li Chuang, Zhou Qingyue, et al. Test study on
on rolling contact fatigue of railway wheel treads[J]. Surface hypereutectoid rail for heavy haul railway in China[J]. China
Technology, 2020, 49(5): 120–128 (in Chinese) [王延朋, 丁昊昊, Railway Science, 2013, 34(6): 1–7 (in Chinese) [张银花, 李闯, 周清
邹强, 等. 列车车轮踏面滚动接触疲劳研究进展[J]. 表面技术, 跃, 等. 我国重载铁路用过共析钢轨的试验研究[J]. 中国铁道科
2020, 49(5): 120–128]. doi: 10.16490/j.cnki.issn.1001-3660.2020.05. 学, 2013, 34(6): 1–7]. doi: 10.3969/j.issn.1001-4632.2013.06.01.
015. [ 4 ] Zhao Xi. Research on flash welding quality of new rail used in