Article(id=1319241345663881382, tenantId=1146029695717560320, journalId=1185652524569653253, issueId=1319241343130518320, articleNumber=null, orderNo=null, doi=10.13647/j.cnki.btgkj.2020.04.001, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1588867200000, receivedDateStr=2020-05-08, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1792461247125, onlineDateStr=2026-10-20, pubDate=1598284800000, pubDateStr=2020-08-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1792461247125, onlineIssueDateStr=2026-10-20, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1792461247125, creator=13701087609, updateTime=1792461247125, updator=13701087609, issue=Issue{id=1319241343130518320, tenantId=1146029695717560320, journalId=1185652524569653253, year='2020', volume='46', issue='4', pageStart='1', pageEnd='98', issueExtLink='null', onlineDate='null', pubDate='1598284800000', pubDateStr='2020-08-25', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1792461246520, creator='13701087609', updateTime=1792735072205, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext={EN=IssueExt(id=1320389851363521320, tenantId=1146029695717560320, journalId=1185652524569653253, issueId=1319241343130518320, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1320389851363521321, tenantId=1146029695717560320, journalId=1185652524569653253, issueId=1319241343130518320, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null, downloadFileDto=null}, startPage=1, endPage=4, ext={EN=ArticleExt(id=1319241345873596583, articleId=1319241345663881382, tenantId=1146029695717560320, journalId=1185652524569653253, language=EN, title=Study on Tempering Test of Bainite Rail, columnId=1187100783049851249, journalTitle=Science & Technology of Baotou Steel, columnName=Expert Forum, runingTitle=null, highlight=null, articleAbstract=

In the paper, the series of tempering tests of quenched 75 kg/m bainite rail in laboratory are introduced as well as the mechanical properties and microstructure of the rails with different tempering processes are compared and analyzed. The results showed that the optimum mechanical properties of test rails could be achieved with 320 ℃ heat preservation for 48 h, which could satisfy the operating requirements of rail for heavy haul railway.

, authors=Zhi-li Li, Jian-zhong He, Zheng-wei Liang, Feng-ming Zhang, Wen-yi Shi, authorsList=Zhi-li Li, Jian-zhong He, Zheng-wei Liang, Feng-ming Zhang, Wen-yi Shi, authorCompany=null, correspAuthors=null, authorNote=null, correspAuthorsNote=null, copyrightStatement=null, copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=null, magXml=null, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=null, mapNumber=null, fund=null), CN=ArticleExt(id=1319241346192363688, articleId=1319241345663881382, tenantId=1146029695717560320, journalId=1185652524569653253, language=CN, title=贝氏体钢轨的回火试验研究, columnId=1185887584006844505, journalTitle=包钢科技, columnName=专家论坛, runingTitle=null, highlight=null, articleAbstract=

文章对淬火后的75 kg/m贝氏体钢轨在实验室进行了系列回火试验,并对不同回火工艺下钢轨的力学性能、显微组织进行了对比分析,结果表明试验钢轨经320 ℃保温48 h能够获得最佳的力学性能,满足重载铁路钢轨的使用要求。

, authors=李智丽, 何建中, 梁正伟, 张凤鸣, 史文义, authorsList=李智丽, 何建中, 梁正伟, 张凤鸣, 史文义, authorCompany=null, correspAuthors=null, authorNote=

李智丽(1971-),女,辽宁省盘锦市人,硕士,正高级工程师,现从事金属材料热处理及物理检测工作。

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李智丽(1971-),女,辽宁省盘锦市人,硕士,正高级工程师,现从事金属材料热处理及物理检测工作。

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李智丽(1971-),女,辽宁省盘锦市人,硕士,正高级工程师,现从事金属材料热处理及物理检测工作。

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贝氏体钢轨的回火试验研究
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李智丽 , 何建中 , 梁正伟 , 张凤鸣 , 史文义
包钢科技 | 专家论坛 2020,46(4): 1-4
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包钢科技 |专家论坛 2020 , 46 (4) : 1 -4
贝氏体钢轨的回火试验研究
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李智丽(1971-),女,辽宁省盘锦市人,硕士,正高级工程师,现从事金属材料热处理及物理检测工作。

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李智丽, 何建中, 梁正伟, 张凤鸣, 史文义
作者信息
  • 内蒙古包钢钢联股份有限公司技术中心,内蒙古 包头 014010
作者简介:

李智丽(1971-),女,辽宁省盘锦市人,硕士,正高级工程师,现从事金属材料热处理及物理检测工作。

Study on Tempering Test of Bainite Rail
Zhi-li Li, Jian-zhong He, Zheng-wei Liang, Feng-ming Zhang, Wen-yi Shi
Affiliations
  • Technical Center of Inner Mongolia Baotou Steel Union Co., Ltd., Baotou 014010, Inner Mongolia Autonomous Region, China
出版时间: 2020-08-25 doi: 10.13647/j.cnki.btgkj.2020.04.001
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文章对淬火后的75 kg/m贝氏体钢轨在实验室进行了系列回火试验,并对不同回火工艺下钢轨的力学性能、显微组织进行了对比分析,结果表明试验钢轨经320 ℃保温48 h能够获得最佳的力学性能,满足重载铁路钢轨的使用要求。

贝氏体钢轨  /  回火  /  力学性能  /  显微组织

In the paper, the series of tempering tests of quenched 75 kg/m bainite rail in laboratory are introduced as well as the mechanical properties and microstructure of the rails with different tempering processes are compared and analyzed. The results showed that the optimum mechanical properties of test rails could be achieved with 320 ℃ heat preservation for 48 h, which could satisfy the operating requirements of rail for heavy haul railway.

bainite rail  /  tempering  /  mechanical properties  /  microstructure
李智丽, 何建中, 梁正伟, 张凤鸣, 史文义. 贝氏体钢轨的回火试验研究. 包钢科技, 2020 , 46 (4) : 1 -4 . DOI: 10.13647/j.cnki.btgkj.2020.04.001
Zhi-li Li, Jian-zhong He, Zheng-wei Liang, Feng-ming Zhang, Wen-yi Shi. Study on Tempering Test of Bainite Rail[J]. Science & Technology of Baotou Steel, 2020 , 46 (4) : 1 -4 . DOI: 10.13647/j.cnki.btgkj.2020.04.001
  • 国家重点研发计划项目(2017YFB0304504)
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2020年第46卷第4期
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doi: 10.13647/j.cnki.btgkj.2020.04.001
  • 接收时间:2020-05-08
  • 首发时间:2026-10-20
  • 出版时间:2020-08-25
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  • 收稿日期:2020-05-08
基金
国家重点研发计划项目(2017YFB0304504)
作者信息
    内蒙古包钢钢联股份有限公司技术中心,内蒙古 包头 014010
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2种不同金属材料的力学参数
科
Family
属数
Number of
genus
种数
Number of
species
占总种数比例
Percentage of
total species (%)
属
Genus
种数
Number of
species
占总种数比例
Percentage of total
species (%)
鹅膏菌科Amanitaceae 2 11 5.26 鹅膏菌属 Amanita 10 4.78
小菇科 Mycenaceae 2 12 5.74 丝盖伞属 Inocybe 5 2.39
多孔菌科 Polyporaceae 8 14 6.70 蜡蘑属 Laccaria 5 2.39
红菇科 Russulaceae 3 23 11.00 小皮伞属 Marasmius 6 2.87
小菇属 Mycena 11 5.26
光柄菇属 Pluteus 5 2.39
红菇属 Russula 17 8.13
栓菌属 Trametes 5 2.39
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