IMR OpenIR
国产EA4T车轴钢的缺口疲劳性能
景启明; 曲顺德; 季亚奇; 韩维新; 王群娣; 赵兴龙
2015-10-20
Source Publication机械工程材料
Issue10
Abstract在国产EA4T车轴钢上截取光滑和缺口疲劳试样,按照EN13261-2009标准测试了其旋转弯曲疲劳性能,并观察了断口形貌。结果表明:国产EA4T车轴钢的光滑和缺口疲劳强度均满足EN13261-2009的要求,缺口试样的疲劳强度比光滑试样的低30%左右;光滑试样的裂纹萌生于试样表面,呈单源开裂,缺口试样的裂纹萌生于缺口根部,呈多源开裂;未断缺口试样的缺口根部存在非扩展性裂纹。
description.department中国科学院金属研究所 ; 太原重工股份有限公司
KeywordEa4t车轴钢 旋转弯曲疲劳 缺口 非扩展裂纹
Language中文
Document Type期刊论文
Identifierhttp://ir.imr.ac.cn/handle/321006/74394
Collection中国科学院金属研究所
Recommended Citation
GB/T 7714
景启明,曲顺德,季亚奇,等. 国产EA4T车轴钢的缺口疲劳性能[J]. 机械工程材料,2015(10).
APA 景启明,曲顺德,季亚奇,韩维新,王群娣,&赵兴龙.(2015).国产EA4T车轴钢的缺口疲劳性能.机械工程材料(10).
MLA 景启明,et al."国产EA4T车轴钢的缺口疲劳性能".机械工程材料 .10(2015).
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