Article(id=1199809975943004211, tenantId=1146029695717560320, journalId=1185652524569653253, issueId=1199809968984650567, articleNumber=1009-5438(2022)05-0005-05, orderNo=null, doi=null, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1654790400000, receivedDateStr=2022-06-10, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1763986589656, onlineDateStr=2025-11-24, pubDate=1666627200000, pubDateStr=2022-10-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1763986589656, onlineIssueDateStr=2025-11-24, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1763986589656, creator=13701087609, updateTime=1763986589656, updator=13701087609, issue=Issue{id=1199809968984650567, tenantId=1146029695717560320, journalId=1185652524569653253, year='2022', volume='48', issue='5', 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=1763986587997, creator=13701087609, updateTime=1764034198143, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1200009660469183174, tenantId=1146029695717560320, journalId=1185652524569653253, issueId=1199809968984650567, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1200009660469183175, tenantId=1146029695717560320, journalId=1185652524569653253, issueId=1199809968984650567, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=5, endPage=9, ext={EN=ArticleExt(id=1199809976333074493, articleId=1199809975943004211, tenantId=1146029695717560320, journalId=1185652524569653253, language=EN, title=Effects of Amount of Aluminum Deoxidizer on Cleanness of High Grade Pipeline Steel, columnId=1187100783049851249, journalTitle=Science & Technology of Baotou Steel, columnName=Expert Forum, runingTitle=null, highlight=null, articleAbstract=
The aluminum is often used as the deoxidizer in production process of slab. In the theoretical thermodynamic calculation, the amount of aluminum deoxidizer could keep dynamic equilibrium of aluminum and oxygen in liquid steel within limits. If beyond the limit, the surplus aluminum forms non-metallic inclusions so that the cleanness of molten steel is deteriorated and the performances of steel are affected. In the paper, it is analyzed and studied the changes of amount and size for inclusions with different amounts of deoxidizer in converter through industrial tests by taking the L415M steel as an example, elaborated the effects of reducing the amount of deoxidizer on inclusions in the whole production process of high grade pipeline steel. The ratio of inclusions (Class B) less than grade 2 in rolled products is increased from 96.8% to 99.83% by proposing the optimization scheme for controlling the cleanness of molten steel.
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板坯生产工艺中多使用铝作为脱氧剂。在理论热力学计算中,铝脱氧剂用量在一定范围内保持钢液中铝和氧之间的动态平衡,超过这个范围,多余的铝生成非金属夹杂物,恶化钢水洁净度,影响钢材性能。文章以L415M钢种为例,通过工业化试验分析研究了转炉工序不同脱氧剂用量夹杂物数量、尺寸的变化,阐明了减少脱氧剂用量对高级别管线钢生产工艺全流程夹杂物的影响。通过提出钢水洁净度控制优化方案,轧材中B类夹杂物小于2级比率从96.8%提高到99.83%。
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张怀军(1968-),男,河北省蛟河县人,硕士,正高级工程师,现从事炼钢技术工作。
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1 Technical Center of Inner Mongolia Baotou Steel Union Co., Ltd., Baotou 014010, Inner Mongolia Autonomous Region, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1200030230959190530, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199809975943004211, authorId=1200030230594286062, language=CN, stringName=张怀军, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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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 014010, bio={"content":"
张怀军(1968-),男,河北省蛟河县人,硕士,正高级工程师,现从事炼钢技术工作。
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张怀军(1968-),男,河北省蛟河县人,硕士,正高级工程师,现从事炼钢技术工作。
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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 014010)])]), Author(id=1200030231059853831, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199809975943004211, orderNo=1, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=null, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1200030231202460178, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199809975943004211, authorId=1200030231059853831, language=EN, stringName=Yin Zhang, firstName=Yin, middleName=null, lastName=Zhang, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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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 014010)])]), Author(id=1200030231449924128, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199809975943004211, orderNo=2, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=null, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1200030231563170346, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199809975943004211, authorId=1200030231449924128, language=EN, stringName=Chun-peng Han, firstName=Chun-peng, middleName=null, lastName=Han, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1 Technical Center of Inner Mongolia Baotou Steel Union Co., Ltd., Baotou 014010, Inner Mongolia Autonomous Region, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1200030232662078003, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199809975943004211, authorId=1200030231449924128, language=CN, stringName=韩春鹏, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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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 014010, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1200030230300684763, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199809975943004211, xref=1, ext=[AuthorCompanyExt(id=1200030230325850589, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199809975943004211, companyId=1200030230300684763, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1 Technical Center of Inner Mongolia Baotou Steel Union Co., Ltd., Baotou 014010, Inner Mongolia Autonomous Region, China), AuthorCompanyExt(id=1200030230338433503, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199809975943004211, companyId=1200030230300684763, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1 内蒙古包钢钢联股份有限公司技术中心, 内蒙古 包头 014010)])]), Author(id=1200030232800490041, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199809975943004211, orderNo=3, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=null, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1200030233001816645, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199809975943004211, authorId=1200030232800490041, language=EN, stringName=Zhi-cheng Li, firstName=Zhi-cheng, middleName=null, lastName=Li, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
2, address=
2 Inner Mongolia Baotou Steel Rare Earth Steel Plate Co., Ltd., Baotou 014010, Inner Mongolia Autonomous Region, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1200030233127645777, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199809975943004211, authorId=1200030232800490041, language=CN, stringName=李志成, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
2, address=
2 内蒙古包钢稀土钢板材有限责任公司, 内蒙古 包头 014010, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1200030230430708196, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199809975943004211, xref=2, ext=[AuthorCompanyExt(id=1200030230434902502, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199809975943004211, companyId=1200030230430708196, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2 Inner Mongolia Baotou Steel Rare Earth Steel Plate Co., Ltd., Baotou 014010, Inner Mongolia Autonomous Region, China), AuthorCompanyExt(id=1200030230447485414, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199809975943004211, companyId=1200030230430708196, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2 内蒙古包钢稀土钢板材有限责任公司, 内蒙古 包头 014010)])])], keywords=[Keyword(id=1200030233383498342, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199809975943004211, language=EN, orderNo=1, keyword=deoxidizer), Keyword(id=1200030233479967340, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199809975943004211, language=EN, orderNo=2, keyword=inclusions), Keyword(id=1200030233622573685, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199809975943004211, language=EN, orderNo=3, keyword=cleanness), Keyword(id=1200030233723236986, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199809975943004211, language=CN, orderNo=1, keyword=脱氧剂), Keyword(id=1200030233844871812, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199809975943004211, language=CN, orderNo=2, keyword=夹杂物), Keyword(id=1200030233958118023, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199809975943004211, language=CN, orderNo=3, keyword=洁净度)], refs=[Reference(id=1200030237313561341, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199809975943004211, doi=null, pmid=null, pmcid=null, year=2010, volume=32, issue=1, pageStart=20, pageEnd=24, url=null, language=null, rfNumber=[1], rfOrder=0, authorNames=刘庆岗, 李秀清, 高菊, journalName=河北理工大学学报:自然科学版, refType=null, unstructuredReference=刘庆岗, 李秀清, 高菊, 等. 船板钢非金属夹杂物的行为[J].
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26(10):18-28., articleTitle=洁净钢生产技术的发展与创新, refAbstract=null)], funds=null, companyList=[AuthorCompany(id=1200030230300684763, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199809975943004211, xref=1, ext=[AuthorCompanyExt(id=1200030230325850589, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199809975943004211, companyId=1200030230300684763, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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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 014010)]), AuthorCompany(id=1200030230430708196, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199809975943004211, xref=2, ext=[AuthorCompanyExt(id=1200030230434902502, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199809975943004211, companyId=1200030230430708196, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2 Inner Mongolia Baotou Steel Rare Earth Steel Plate Co., Ltd., Baotou 014010, Inner Mongolia Autonomous Region, China), AuthorCompanyExt(id=1200030230447485414, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199809975943004211, companyId=1200030230430708196, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2 内蒙古包钢稀土钢板材有限责任公司, 内蒙古 包头 014010)])], figs=[ArticleFig(id=1200030234272690836, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199809975943004211, language=EN, label=null, caption=null, figureFileSmall=PdvXytYUmPIUj83qWSbdJQ==, figureFileBig=q5zvcBdtlicRrNoD8Yipjg==, tableContent=null), ArticleFig(id=1200030234394325665, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199809975943004211, language=CN, label=图1, caption=
原工艺团簇状Al2O3夹杂物, figureFileSmall=PdvXytYUmPIUj83qWSbdJQ==, figureFileBig=q5zvcBdtlicRrNoD8Yipjg==, tableContent=null), ArticleFig(id=1200030234503377576, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199809975943004211, language=EN, label=null, caption=null, figureFileSmall=8RiH822deCxrjNvlwuEvzw==, figureFileBig=jUae2sxSy/6ZP6tEAGvRRw==, tableContent=null), ArticleFig(id=1200030234608235184, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199809975943004211, language=CN, label=图2, caption=
原工艺MgO·Al2O3夹杂物, figureFileSmall=8RiH822deCxrjNvlwuEvzw==, figureFileBig=jUae2sxSy/6ZP6tEAGvRRw==, tableContent=null), ArticleFig(id=1200030234729870003, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199809975943004211, language=EN, label=null, caption=null, figureFileSmall=nQoGHyjm/+mZkODt93zrFw==, figureFileBig=ooNkAtgVmEWaBqt8PJwwXg==, tableContent=null), ArticleFig(id=1200030234855699131, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199809975943004211, language=CN, label=图3, caption=
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Al2O3夹杂物含量随工位变化趋势, figureFileSmall=7eC5XgqvV1nDrajnMdAWIQ==, figureFileBig=YAsLCEpev81VXIS3JUyX3Q==, tableContent=null), ArticleFig(id=1200030235476456157, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1199809975943004211, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 组别 | 熔炼号 | 终点碳含量 /% | 终点氧含量 /% | 铝铁铝含量 /% | 理论脱氧剂 加入量/kg | 实际脱氧剂 加入量/kg |
| 原工艺 | 4994 | 0.030 | 0.081 2 | 40 | 1 331 | 1 408 |
| 试验工艺 | 5242 | 0.033 | 0.076 7 | 40 | 1 301 | 1 266 |
| 试验工艺 | 4762 | 0.040 | 0.058 8 | 40 | 1 073 | 1 174 |
| 试验工艺 | 4996 | 0.035 | 0.070 1 | 40 | 1 227 | 1 269 |
| 试验工艺 | 4763 | 0.038 | 0.062 8 | 40 | 1 130 | 1 189 |
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第一次两组试验生产数据对比
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| 组别 | 熔炼号 | 终点碳含量 /% | 终点氧含量 /% | 铝铁铝含量 /% | 理论脱氧剂 加入量/kg | 实际脱氧剂 加入量/kg |
| 原工艺 | 4994 | 0.030 | 0.081 2 | 40 | 1 331 | 1 408 |
| 试验工艺 | 5242 | 0.033 | 0.076 7 | 40 | 1 301 | 1 266 |
| 试验工艺 | 4762 | 0.040 | 0.058 8 | 40 | 1 073 | 1 174 |
| 试验工艺 | 4996 | 0.035 | 0.070 1 | 40 | 1 227 | 1 269 |
| 试验工艺 | 4763 | 0.038 | 0.062 8 | 40 | 1 130 | 1 189 |
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| 试样 | 0~10 μm | 10~20 μm | 20~50 μm | 50~100 μm | >100 μm |
| 就位空白 | 23 | 3 | 5 | 1 | 0 |
| 就位试验 | 17 | 3 | 0 | 0 | 0 |
| 离位空白 | 26 | 3 | 3 | 3 | 0 |
| 离位试验 | 22 | 13 | 6 | 3 | 1 |
| 中包空白 | 13 | 5 | 1 | 0 | 1 |
| 中包试验 | 8 | 11 | 4 | 0 | 0 |
| 坯空白 | 50 | 4 | 1 | 0 | 0 |
| 坯试验 | 36 | 4 | 0 | 0 | 0 |
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各工位夹杂物尺寸、数量统计 个
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| 试样 | 0~10 μm | 10~20 μm | 20~50 μm | 50~100 μm | >100 μm |
| 就位空白 | 23 | 3 | 5 | 1 | 0 |
| 就位试验 | 17 | 3 | 0 | 0 | 0 |
| 离位空白 | 26 | 3 | 3 | 3 | 0 |
| 离位试验 | 22 | 13 | 6 | 3 | 1 |
| 中包空白 | 13 | 5 | 1 | 0 | 1 |
| 中包试验 | 8 | 11 | 4 | 0 | 0 |
| 坯空白 | 50 | 4 | 1 | 0 | 0 |
| 坯试验 | 36 | 4 | 0 | 0 | 0 |
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| 熔炼号 | 硫化物 (A) | 硫化物 (Ae) | 氧化物 (B) | 氧化物 (Be) | 硅酸盐 (C) | 硅酸盐 (Ce) | 球状氧化物 (D) | 球状氧化物 (De) |
| 4994 | 0 | 0 | 1.5 | 0 | 0 | 0 | 1 | 0 |
| 5242 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
| 4762 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
| 4996 | 0 | 0 | 0.5 | 0 | 0 | 0 | 1 | 0 |
| 4763 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
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夹杂物评级统计级 级
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| 熔炼号 | 硫化物 (A) | 硫化物 (Ae) | 氧化物 (B) | 氧化物 (Be) | 硅酸盐 (C) | 硅酸盐 (Ce) | 球状氧化物 (D) | 球状氧化物 (De) |
| 4994 | 0 | 0 | 1.5 | 0 | 0 | 0 | 1 | 0 |
| 5242 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
| 4762 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
| 4996 | 0 | 0 | 0.5 | 0 | 0 | 0 | 1 | 0 |
| 4763 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
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