Article(id=1319224872706888405, tenantId=1146029695717560320, journalId=1185652524569653253, issueId=1319224848321196138, articleNumber=null, orderNo=null, doi=10.13647/j.cnki.btgkj.2019.03.008, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1552406400000, receivedDateStr=2019-03-13, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1792457319665, onlineDateStr=2026-10-20, pubDate=1561392000000, pubDateStr=2019-06-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1792457319665, onlineIssueDateStr=2026-10-20, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1792457319665, creator=13701087609, updateTime=1792457319665, updator=13701087609, issue=Issue{id=1319224848321196138, tenantId=1146029695717560320, journalId=1185652524569653253, year='2019', volume='45', issue='3', pageStart='1', pageEnd='98', issueExtLink='null', onlineDate='null', pubDate='1561392000000', pubDateStr='2019-06-25', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1792457313852, creator='13701087609', updateTime=1792735191678, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext={EN=IssueExt(id=1320390352486380397, tenantId=1146029695717560320, journalId=1185652524569653253, issueId=1319224848321196138, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1320390352486380398, tenantId=1146029695717560320, journalId=1185652524569653253, issueId=1319224848321196138, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null, downloadFileDto=null}, startPage=22, endPage=24, ext={EN=ArticleExt(id=1319224872891437782, articleId=1319224872706888405, tenantId=1146029695717560320, journalId=1185652524569653253, language=EN, title=Causes and Solutions for Corner Crack Defect of Continuous Casting Sheet Billet, columnId=1187340472918880861, journalTitle=Science & Technology of Baotou Steel, columnName=Production Practice and Management, runingTitle=null, highlight=null, articleAbstract=

In the paper, it is investigated the corner crack defect of continuous casting sheet billet, analyzed its causes from the process, operations and devices. The uneven thermal stress and mechanical stress on solidified slab shell are improved through such a series of improvement measures as improving the quality of molten steel, adjusting the cooling water and secondary cooling water consumption of crystallizer as well as improving the on-line equipment performance and chamfered crystallizer so that its occurrence rate is reduced and the quality of continuous casting sheet billet is improved.

, authors=Li-tong Zhang1, Qiang Li2, Yun-bo Duan2, authorsList=Li-tong Zhang, Qiang Li, Yun-bo Duan, 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=1319224873197621975, articleId=1319224872706888405, tenantId=1146029695717560320, journalId=1185652524569653253, language=CN, title=连铸坯角裂缺陷产生原因及解决对策, columnId=1185882039552193444, journalTitle=包钢科技, columnName=生产实践与管理, runingTitle=null, highlight=null, articleAbstract=

文章对铸坯角裂缺陷进行了研究,分析了铸坯产生角裂缺陷的工艺、操作因素和设备原因,通过提高钢水质量、调整结晶器冷却水量和二冷水量以及提高在线设备性能、倒角结晶器等一系列改进措施,改善了作用于凝固坯壳上的热应力和机械应力不均现象,减少了铸坯角部裂纹发生率,提高了连铸板坯质量。

, authors=张立通1, 李强2, 段云波2, authorsList=张立通, 李强, 段云波, authorCompany=null, correspAuthors=null, authorNote=

张立通(1981年-),男,河北省故城县人,硕士,工程师,现从事中试实验工作。

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张立通(1981年-),男,河北省故城县人,硕士,工程师,现从事中试实验工作。

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张立通(1981年-),男,河北省故城县人,硕士,工程师,现从事中试实验工作。

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连铸坯角裂缺陷产生原因及解决对策
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张立通 1 , 李强 2 , 段云波 2
包钢科技 | 生产实践与管理 2019,45(3): 22-24
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包钢科技 |生产实践与管理 2019 , 45 (3) : 22 -24
连铸坯角裂缺陷产生原因及解决对策
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张立通1, 李强2, 段云波2
作者信息
  • 1.内蒙古包钢钢联股份有限公司技术中心,内蒙古 包头 041010
  • 2.内蒙古包钢钢联股份有限稀土钢板材厂,内蒙古 包头 014010
作者简介:

张立通(1981年-),男,河北省故城县人,硕士,工程师,现从事中试实验工作。

Causes and Solutions for Corner Crack Defect of Continuous Casting Sheet Billet
Li-tong Zhang1, Qiang Li2, Yun-bo Duan2
Affiliations
  • 1.Technical Center of Inner Mongolia Baotou Steel Union Co., Ltd., Baotou 014010, Inner Mongolia Autonomous Region, China
  • 2.Rare Earth Steel Plate Plant of Inner Mongolia Baotou Steel Union Co., Ltd., Baotou 014010, Inner Mongolia Autonomous Region, China
出版时间: 2019-06-25 doi: 10.13647/j.cnki.btgkj.2019.03.008
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文章对铸坯角裂缺陷进行了研究,分析了铸坯产生角裂缺陷的工艺、操作因素和设备原因,通过提高钢水质量、调整结晶器冷却水量和二冷水量以及提高在线设备性能、倒角结晶器等一系列改进措施,改善了作用于凝固坯壳上的热应力和机械应力不均现象,减少了铸坯角部裂纹发生率,提高了连铸板坯质量。

连铸  /  角部裂纹  /  结晶器  /  二冷

In the paper, it is investigated the corner crack defect of continuous casting sheet billet, analyzed its causes from the process, operations and devices. The uneven thermal stress and mechanical stress on solidified slab shell are improved through such a series of improvement measures as improving the quality of molten steel, adjusting the cooling water and secondary cooling water consumption of crystallizer as well as improving the on-line equipment performance and chamfered crystallizer so that its occurrence rate is reduced and the quality of continuous casting sheet billet is improved.

continuous casting  /  corner crack  /  crystallizer  /  secondary cooling
张立通, 李强, 段云波. 连铸坯角裂缺陷产生原因及解决对策. 包钢科技, 2019 , 45 (3) : 22 -24 . DOI: 10.13647/j.cnki.btgkj.2019.03.008
Li-tong Zhang, Qiang Li, Yun-bo Duan. Causes and Solutions for Corner Crack Defect of Continuous Casting Sheet Billet[J]. Science & Technology of Baotou Steel, 2019 , 45 (3) : 22 -24 . DOI: 10.13647/j.cnki.btgkj.2019.03.008

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doi: 10.13647/j.cnki.btgkj.2019.03.008
  • 接收时间:2019-03-13
  • 首发时间:2026-10-20
  • 出版时间:2019-06-25
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  • 收稿日期:2019-03-13
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    1.内蒙古包钢钢联股份有限公司技术中心,内蒙古 包头 041010
    2.内蒙古包钢钢联股份有限稀土钢板材厂,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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