Article(id=1319241550765347214, tenantId=1146029695717560320, journalId=1185652524569653253, issueId=1319241534780850989, articleNumber=null, orderNo=null, doi=10.13647/j.cnki.btgkj.2020.05.019, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1569513600000, receivedDateStr=2019-09-27, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1792461296025, onlineDateStr=2026-10-20, pubDate=1603555200000, pubDateStr=2020-10-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1792461296025, onlineIssueDateStr=2026-10-20, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1792461296025, creator=13701087609, updateTime=1792461296025, updator=13701087609, issue=Issue{id=1319241534780850989, tenantId=1146029695717560320, journalId=1185652524569653253, year='2020', volume='46', issue='5', pageStart='1', pageEnd='98', issueExtLink='null', onlineDate='null', pubDate='1603555200000', pubDateStr='2020-10-25', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1792461292214, creator='13701087609', updateTime=1792735090943, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext={EN=IssueExt(id=1320389929964778289, tenantId=1146029695717560320, journalId=1185652524569653253, issueId=1319241534780850989, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1320389929964778290, tenantId=1146029695717560320, journalId=1185652524569653253, issueId=1319241534780850989, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null, downloadFileDto=null}, startPage=64, endPage=67, ext={EN=ArticleExt(id=1319241551394492815, articleId=1319241550765347214, tenantId=1146029695717560320, journalId=1185652524569653253, language=EN, title=Study on Effects of Rare Earth on Low Temperature Toughness of Rail, columnId=1187340471245357385, journalTitle=Science & Technology of Baotou Steel, columnName=Quality of Variety and Experiment and Research, runingTitle=null, highlight=null, articleAbstract=

Under the condition of commercial production, the effects of rare earth addition in steel on low temperature impact performance of rail are studied. The results showed that the rail treated with rare earth was with good low temperature toughness and its impact value at-40 ℃ was twice as high as that of experimental steel without rare earth; the microstructure of experimental steel was pearlite and ferrite. The inclusions could be spheroidized as well as the plasticity and toughness of rail could be improved by adding the rare earth.

, authors=Jie Dong, Gui-ying Zhao, Hu-dong Xue, Jia-wei Wang, authorsList=Jie Dong, Gui-ying Zhao, Hu-dong Xue, Jia-wei Wang, 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=1319241551851671952, articleId=1319241550765347214, tenantId=1146029695717560320, journalId=1185652524569653253, language=CN, title=稀土对钢轨低温韧性的影响研究, columnId=1185887584472417142, journalTitle=包钢科技, columnName=品种质量与试验研究, runingTitle=null, highlight=null, articleAbstract=

在工业生产条件下,研究了钢中加入稀土对钢轨低温冲击性能的影响。结果表明,稀土处理的钢轨具有良好的低温韧性,其-40 ℃冲击值比不加稀土的试验钢高出1倍;试验钢组织为珠光体和铁素体。稀土的加入可使夹杂物球化,提高钢轨的塑性和韧性。

, authors=董捷, 赵桂英, 薛虎东, 王嘉伟, authorsList=董捷, 赵桂英, 薛虎东, 王嘉伟, authorCompany=null, correspAuthors=null, authorNote=

董捷(1987-),女,内蒙古包头市人,工程师,现从事钢轨产品研发工作。

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董捷(1987-),女,内蒙古包头市人,工程师,现从事钢轨产品研发工作。

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董捷(1987-),女,内蒙古包头市人,工程师,现从事钢轨产品研发工作。

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稀土对钢轨低温韧性的影响研究
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董捷 , 赵桂英 , 薛虎东 , 王嘉伟
包钢科技 | 品种质量与试验研究 2020,46(5): 64-67
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包钢科技 |品种质量与试验研究 2020 , 46 (5) : 64 -67
稀土对钢轨低温韧性的影响研究
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董捷, 赵桂英, 薛虎东, 王嘉伟
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:

董捷(1987-),女,内蒙古包头市人,工程师,现从事钢轨产品研发工作。

Study on Effects of Rare Earth on Low Temperature Toughness of Rail
Jie Dong, Gui-ying Zhao, Hu-dong Xue, Jia-wei Wang
Affiliations
  • Technical Center of Inner Mongolia Baotou Steel Union Co., Ltd., Baotou 014010, Inner Mongolia Autonomous Region, China
出版时间: 2020-10-25 doi: 10.13647/j.cnki.btgkj.2020.05.019
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在工业生产条件下,研究了钢中加入稀土对钢轨低温冲击性能的影响。结果表明,稀土处理的钢轨具有良好的低温韧性,其-40 ℃冲击值比不加稀土的试验钢高出1倍;试验钢组织为珠光体和铁素体。稀土的加入可使夹杂物球化,提高钢轨的塑性和韧性。

稀土  /  钢轨  /  夹杂物  /  低温冲击韧性

Under the condition of commercial production, the effects of rare earth addition in steel on low temperature impact performance of rail are studied. The results showed that the rail treated with rare earth was with good low temperature toughness and its impact value at-40 ℃ was twice as high as that of experimental steel without rare earth; the microstructure of experimental steel was pearlite and ferrite. The inclusions could be spheroidized as well as the plasticity and toughness of rail could be improved by adding the rare earth.

rare earth  /  rail  /  inclusion  /  low temperature impact toughness
董捷, 赵桂英, 薛虎东, 王嘉伟. 稀土对钢轨低温韧性的影响研究. 包钢科技, 2020 , 46 (5) : 64 -67 . DOI: 10.13647/j.cnki.btgkj.2020.05.019
Jie Dong, Gui-ying Zhao, Hu-dong Xue, Jia-wei Wang. Study on Effects of Rare Earth on Low Temperature Toughness of Rail[J]. Science & Technology of Baotou Steel, 2020 , 46 (5) : 64 -67 . DOI: 10.13647/j.cnki.btgkj.2020.05.019

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doi: 10.13647/j.cnki.btgkj.2020.05.019
  • 接收时间:2019-09-27
  • 首发时间:2026-10-20
  • 出版时间:2020-10-25
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  • 收稿日期:2019-09-27
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    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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