Article(id=1319265289745842567, tenantId=1146029695717560320, journalId=1185652524569653253, issueId=1319265248507442090, articleNumber=null, orderNo=null, doi=10.13647/j.cnki.btgkj.2018.03.014, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1518278400000, receivedDateStr=2018-02-11, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1792466955839, onlineDateStr=2026-10-20, pubDate=1529856000000, pubDateStr=2018-06-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1792466955839, onlineIssueDateStr=2026-10-20, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1792466955839, creator=13701087609, updateTime=1792466955839, updator=13701087609, issue=Issue{id=1319265248507442090, tenantId=1146029695717560320, journalId=1185652524569653253, year='2018', volume='44', issue='3', pageStart='1', pageEnd='98', issueExtLink='null', onlineDate='null', pubDate='1529856000000', pubDateStr='2018-06-25', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1792466946007, creator='13701087609', updateTime=1792467600692, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext={EN=IssueExt(id=1319267994505691949, tenantId=1146029695717560320, journalId=1185652524569653253, issueId=1319265248507442090, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1319267994505691950, tenantId=1146029695717560320, journalId=1185652524569653253, issueId=1319265248507442090, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null, downloadFileDto=null}, startPage=54, endPage=57, ext={EN=ArticleExt(id=1319265290169467273, articleId=1319265289745842567, tenantId=1146029695717560320, journalId=1185652524569653253, language=EN, title=Cause Analysis on Cracking of Beam Steel 610L during Stamping, columnId=1187340471245357385, journalTitle=Science & Technology of Baotou Steel, columnName=Quality of Variety and Experiment and Research, runingTitle=null, highlight=null, articleAbstract=

In the paper, the cause for lamellar cracking of beam steel during stamping and shearing is introduced. It was found out that there was serious pearlite segregation band in the center of cracked specimen through such detection analysis of metallographic examination and scanning electron microscope. Moreover, there were sulfide inclusion and more hard bulk precipitate associated, the main chemical components of which were such as C, N, Nb and Ti, obtained by scanning electron microscopy and energy dispersive spectrum analysis. The serious pearlite segregation band and the bulky hard precipitate in it have worsened the whole performances of the matrix, so there is lamellar cracking in the center of shearing plane during stamping and shearing.

, authors=Feng Gao, Li Liu, Sha-sha Kou, Wen-ya Li, authorsList=Feng Gao, Li Liu, Sha-sha Kou, Wen-ya Li, 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=1319265291008328074, articleId=1319265289745842567, tenantId=1146029695717560320, journalId=1185652524569653253, language=CN, title=汽车用大梁钢610L冲压开裂原因分析, columnId=1319263253117653924, journalTitle=包钢科技, columnName=品种质量与实验研究, runingTitle=null, highlight=null, articleAbstract=

文章介绍了汽车大梁钢在冲压剪断时发生层状开裂的原因,经金相、扫描电镜等检测分析发现开裂试样心部有严重的珠光体偏析带,且伴生有硫化物夹杂及较多的硬质块状析出物,经扫描电镜能谱分析,该析出物的主要化学成分为C、N、Nb、Ti等。严重的珠光体偏析带和分布在其中的粗大硬质析出物恶化了基体整体性能,冲压剪断时在剪断面心部产生层状开裂。

, authors=高峰, 刘莉, 寇沙沙, 李文亚, authorsList=高峰, 刘莉, 寇沙沙, 李文亚, authorCompany=null, correspAuthors=null, authorNote=

高峰(1984-),男,内蒙古包头市人,硕士,工程师,现从事金属材料检测工作。

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高峰(1984-),男,内蒙古包头市人,硕士,工程师,现从事金属材料检测工作。

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高峰(1984-),男,内蒙古包头市人,硕士,工程师,现从事金属材料检测工作。

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汽车用大梁钢610L冲压开裂原因分析
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高峰 , 刘莉 , 寇沙沙 , 李文亚
包钢科技 | 品种质量与实验研究 2018,44(3): 54-57
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包钢科技 |品种质量与实验研究 2018 , 44 (3) : 54 -57
汽车用大梁钢610L冲压开裂原因分析
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高峰, 刘莉, 寇沙沙, 李文亚
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:

高峰(1984-),男,内蒙古包头市人,硕士,工程师,现从事金属材料检测工作。

Cause Analysis on Cracking of Beam Steel 610L during Stamping
Feng Gao, Li Liu, Sha-sha Kou, Wen-ya Li
Affiliations
  • Technical Center of Inner Mongolia Baotou Steel Union Co., Ltd., Baotou 014010, Inner Mongolia Autonomous Region, China
出版时间: 2018-06-25 doi: 10.13647/j.cnki.btgkj.2018.03.014
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文章介绍了汽车大梁钢在冲压剪断时发生层状开裂的原因,经金相、扫描电镜等检测分析发现开裂试样心部有严重的珠光体偏析带,且伴生有硫化物夹杂及较多的硬质块状析出物,经扫描电镜能谱分析,该析出物的主要化学成分为C、N、Nb、Ti等。严重的珠光体偏析带和分布在其中的粗大硬质析出物恶化了基体整体性能,冲压剪断时在剪断面心部产生层状开裂。

大梁钢610L  /  层状开裂  /  珠光体偏析带

In the paper, the cause for lamellar cracking of beam steel during stamping and shearing is introduced. It was found out that there was serious pearlite segregation band in the center of cracked specimen through such detection analysis of metallographic examination and scanning electron microscope. Moreover, there were sulfide inclusion and more hard bulk precipitate associated, the main chemical components of which were such as C, N, Nb and Ti, obtained by scanning electron microscopy and energy dispersive spectrum analysis. The serious pearlite segregation band and the bulky hard precipitate in it have worsened the whole performances of the matrix, so there is lamellar cracking in the center of shearing plane during stamping and shearing.

beam steel 610L  /  lamellar cracking  /  pearlite segregation band
高峰, 刘莉, 寇沙沙, 李文亚. 汽车用大梁钢610L冲压开裂原因分析. 包钢科技, 2018 , 44 (3) : 54 -57 . DOI: 10.13647/j.cnki.btgkj.2018.03.014
Feng Gao, Li Liu, Sha-sha Kou, Wen-ya Li. Cause Analysis on Cracking of Beam Steel 610L during Stamping[J]. Science & Technology of Baotou Steel, 2018 , 44 (3) : 54 -57 . DOI: 10.13647/j.cnki.btgkj.2018.03.014

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doi: 10.13647/j.cnki.btgkj.2018.03.014
  • 接收时间:2018-02-11
  • 首发时间:2026-10-20
  • 出版时间:2018-06-25
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  • 收稿日期:2018-02-11
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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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