Article(id=1199661555177587685, tenantId=1146029695717560320, journalId=1185652524569653253, issueId=1199661546335994621, articleNumber=1009-5438(2022)01-0057-04, orderNo=null, doi=null, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1635955200000, receivedDateStr=2021-11-04, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1763951203388, onlineDateStr=2025-11-24, pubDate=1645718400000, pubDateStr=2022-02-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1763951203388, onlineIssueDateStr=2025-11-24, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1763951203388, creator=13701087609, updateTime=1763951203388, updator=13701087609, issue=Issue{id=1199661546335994621, tenantId=1146029695717560320, journalId=1185652524569653253, year='2022', volume='48', issue='1', pageStart='1', pageEnd='98', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1763951201279, creator=13701087609, updateTime=1763959528511, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1199696473341391309, tenantId=1146029695717560320, journalId=1185652524569653253, issueId=1199661546335994621, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1199696473341391310, tenantId=1146029695717560320, journalId=1185652524569653253, issueId=1199661546335994621, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=57, endPage=60, ext={EN=ArticleExt(id=1199661557052440581, articleId=1199661555177587685, tenantId=1146029695717560320, journalId=1185652524569653253, language=EN, title=Cause Analysis on Warp at Edge of Hot Rolled Low Carbon Steel, columnId=1187340471245357385, journalTitle=Science & Technology of Baotou Steel, columnName=Quality of Variety and Experiment and Research, runingTitle=null, highlight=null, articleAbstract=
In the production process of 2 250 mm hot continuous rolling band steel, there would be a large number of warp defects at edge of low carbon steel. In order to reduce or avoid the occurrence of warp defect, its causes are analyzed from its morphology, the relation between generation of warp and edging draught of vertical roll of roughing mill, time in furnace and tapping temperature of slab as well as control of Mn/S for composition of slab. Finally, the corresponding countermeasures are formulated so that the occurrence rate of warp defect is reduced.
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在2 250 mm热连轧带钢生产过程中,低碳钢会出现大量的边部翘皮缺陷,为了减少或避免翘皮缺陷的发生,从翘皮的形态、翘皮产生与粗轧机立辊侧压量的关系、板坯的在炉时间、出炉温度以及板坯成分的Mn/S比控制进行缺陷产生原因的分析,并制定了相应的解决措施,从而降低了翘皮缺陷的发生率。
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王铭哲(1979-),男,内蒙古赤峰市人,工程师,现从事钢材产品的研发、工艺研究及销售工作。
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王铭哲(1979-),男,内蒙古赤峰市人,工程师,现从事钢材产品的研发、工艺研究及销售工作。
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王铭哲(1979-),男,内蒙古赤峰市人,工程师,现从事钢材产品的研发、工艺研究及销售工作。
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40(20):56-58., articleTitle=热轧带钢边部起皮缺陷影响因素分析, refAbstract=null)], funds=null, companyList=[AuthorCompany(id=1199695889267786356, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199661555177587685, xref=null, ext=[AuthorCompanyExt(id=1199695889276174965, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199661555177587685, companyId=1199695889267786356, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=Sales Branch Co. of Inner Mongolia Baotou Steel Union Co., Ltd., Baotou 014010, Inner Mongolia Autonomous Region, China), AuthorCompanyExt(id=1199695889280369270, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199661555177587685, companyId=1199695889267786356, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=内蒙古包钢钢联股份有限公司销售分公司,内蒙古 包头 014010)])], figs=[ArticleFig(id=1199695891205554903, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199661555177587685, language=EN, label=null, caption=null, figureFileSmall=YKirvEgn5zbbcuhti5Dv1A==, figureFileBig=MkUJtXMoDgnk8+RRxN3flQ==, tableContent=null), ArticleFig(id=1199695892342211290, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199661555177587685, language=CN, label=图1, caption=
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粗轧完成后中间坯边部状态图, figureFileSmall=ziv5zShWF7Y9hPpU8/xotA==, figureFileBig=PJi1EMVC9DKWXyViRTg6IQ==, tableContent=null), ArticleFig(id=1199695892954579694, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199661555177587685, language=EN, label=null, caption=null, figureFileSmall=yCc2UCSQ/k9xnNtCirEOmg==, figureFileBig=83GC+LHUM9XoegNHm+VHNA==, tableContent=null), ArticleFig(id=1199695893038465777, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199661555177587685, language=CN, label=图4, caption=
F1轧制完成后板坯的边部状态图, figureFileSmall=yCc2UCSQ/k9xnNtCirEOmg==, figureFileBig=83GC+LHUM9XoegNHm+VHNA==, tableContent=null), ArticleFig(id=1199695893113963252, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199661555177587685, language=EN, label=null, caption=null, figureFileSmall=w+MY4uM678ugpzYTcq0w3A==, figureFileBig=usSIIoT7z+2sK8NvnVqBMA==, tableContent=null), ArticleFig(id=1199695893202043641, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199661555177587685, language=CN, label=图5, caption=
F2轧制完成后板坯的边部状态图, figureFileSmall=w+MY4uM678ugpzYTcq0w3A==, figureFileBig=usSIIoT7z+2sK8NvnVqBMA==, tableContent=null), ArticleFig(id=1199695893302706941, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199661555177587685, language=EN, label=null, caption=null, figureFileSmall=P/M6fbESOXcZ3nTLh29KhQ==, figureFileBig=0wjFuoABy+cvk9rET1WBDA==, tableContent=null), ArticleFig(id=1199695893403370242, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199661555177587685, language=CN, label=图6, caption=
低碳钢在边角部的MnS析出, figureFileSmall=P/M6fbESOXcZ3nTLh29KhQ==, figureFileBig=0wjFuoABy+cvk9rET1WBDA==, tableContent=null), ArticleFig(id=1199695893512422151, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199661555177587685, language=EN, label=null, caption=null, figureFileSmall=IU1GwaZFYHl6w2AEL6FsyQ==, figureFileBig=RFEdKtF8StqhZrU5r5qsUg==, tableContent=null), ArticleFig(id=1199695893617279754, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199661555177587685, language=CN, label=图7, caption=
Mn/S比与缺陷发生率统计图, figureFileSmall=IU1GwaZFYHl6w2AEL6FsyQ==, figureFileBig=RFEdKtF8StqhZrU5r5qsUg==, tableContent=null), ArticleFig(id=1199695893701165837, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199661555177587685, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 序号 | 项目 | 轧制块数 | 缺陷块数 | 发生率/% |
| 1 | 等宽轧制试验 | 21 | 21 | 100 |
| 2 | 立辊压下量50 mm试验 | 10 | 4 | 40 |
| 3 | 立辊压下量150 mm试验 | 24 | 4 | 16.7 |
), ArticleFig(id=1199695893797634832, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199661555177587685, language=CN, label=表1, caption=
不同侧压量与缺陷发生率统计表
, figureFileSmall=null, figureFileBig=null, tableContent=
| 序号 | 项目 | 轧制块数 | 缺陷块数 | 发生率/% |
| 1 | 等宽轧制试验 | 21 | 21 | 100 |
| 2 | 立辊压下量50 mm试验 | 10 | 4 | 40 |
| 3 | 立辊压下量150 mm试验 | 24 | 4 | 16.7 |
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| 在炉时间/min | 实际钢卷数 | 缺陷发生数 | 发生率/% |
| ≤150 | 288 | 20 | 6.94 |
| 150~200 | 2 828 | 171 | 6.05 |
| 200~250 | 631 | 34 | 5.39 |
| 250~300 | 111 | 10 | 9.01 |
| 300~350 | 21 | 1 | 4.76 |
| 350~400 | 74 | 26 | 35.14 |
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不同在炉时间与缺陷发生率关系统计表
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| 在炉时间/min | 实际钢卷数 | 缺陷发生数 | 发生率/% |
| ≤150 | 288 | 20 | 6.94 |
| 150~200 | 2 828 | 171 | 6.05 |
| 200~250 | 631 | 34 | 5.39 |
| 250~300 | 111 | 10 | 9.01 |
| 300~350 | 21 | 1 | 4.76 |
| 350~400 | 74 | 26 | 35.14 |
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| 出炉温度范围/℃ | 实际钢卷数 | 缺陷发生数 | 发生率/% |
| ≤1 250 | 3 023 | 2 | 0.07 |
| 1 250~1 260 | 432 | 35 | 8.10 |
| 1 260~1 270 | 319 | 128 | 40.13 |
| 1 270~1 280 | 160 | 83 | 51.88 |
| 1 280~1 290 | 45 | 15 | 33.33 |
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不同出炉温度与缺陷发生率关系统计表
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| 出炉温度范围/℃ | 实际钢卷数 | 缺陷发生数 | 发生率/% |
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| 1 250~1 260 | 432 | 35 | 8.10 |
| 1 260~1 270 | 319 | 128 | 40.13 |
| 1 270~1 280 | 160 | 83 | 51.88 |
| 1 280~1 290 | 45 | 15 | 33.33 |
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