大型铸锻件
大型鑄鍛件
대형주단건
HEAVY CASTING AND FORGING
2014年
5期
14-16
,共3页
郎庆斌%于慎君%刘晓恩%潘志生%郭文峰
郎慶斌%于慎君%劉曉恩%潘誌生%郭文峰
랑경빈%우신군%류효은%반지생%곽문봉
U71MnSiCu钢%重型钢轨%热处理工艺%硬度
U71MnSiCu鋼%重型鋼軌%熱處理工藝%硬度
U71MnSiCu강%중형강궤%열처리공예%경도
U71MnSiCu steel%heavy steel rail%heat treatment process%hardness
通过采用金相组织分析和硬度检测等方法对U71MnSiCu钢的热处理工艺参数进行研究。根据试验结果制定了U71MnSiCu钢轨的热处理工艺并用于生产实践中。最终18件钢轨均获得较高硬度值，一次性合格率100％。
通過採用金相組織分析和硬度檢測等方法對U71MnSiCu鋼的熱處理工藝參數進行研究。根據試驗結果製定瞭U71MnSiCu鋼軌的熱處理工藝併用于生產實踐中。最終18件鋼軌均穫得較高硬度值，一次性閤格率100％。
통과채용금상조직분석화경도검측등방법대U71MnSiCu강적열처리공예삼수진행연구。근거시험결과제정료U71MnSiCu강궤적열처리공예병용우생산실천중。최종18건강궤균획득교고경도치，일차성합격솔100％。
The heat treatment parameters of U 71MnSiCu steel are studied by using the methods of metallographic analysis and hardness test .The heat treatment process of U71MnSiCu steel rail is made and used for production prac-tice according to test results .At last 18 pieces of steel rails have received a higher hardness values and a one -time pass rate is 100%.
