Article(id=1319261383364039467, tenantId=1146029695717560320, journalId=1185652524569653253, issueId=1319261375759766289, articleNumber=null, orderNo=null, doi=10.13647/j.cnki.btgkj.2017.01.013, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1480953600000, receivedDateStr=2016-12-06, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1792466024485, onlineDateStr=2026-10-20, pubDate=1487952000000, pubDateStr=2017-02-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1792466024485, onlineIssueDateStr=2026-10-20, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1792466024485, creator=13701087609, updateTime=1792466024485, updator=13701087609, issue=Issue{id=1319261375759766289, tenantId=1146029695717560320, journalId=1185652524569653253, year='2017', volume='43', issue='1', pageStart='1', pageEnd='98', issueExtLink='null', onlineDate='null', pubDate='1487952000000', pubDateStr='2017-02-25', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1792466022672, creator='13701087609', updateTime=1792467291326, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext={EN=IssueExt(id=1319266696939029137, tenantId=1146029695717560320, journalId=1185652524569653253, issueId=1319261375759766289, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1319266696939029138, tenantId=1146029695717560320, journalId=1185652524569653253, issueId=1319261375759766289, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null, downloadFileDto=null}, startPage=40, endPage=43, ext={EN=ArticleExt(id=1319261384815268653, articleId=1319261383364039467, tenantId=1146029695717560320, journalId=1185652524569653253, language=EN, title=Effect of Boron on Continuous Cooling Transformation Curve of Q690D Steel, columnId=1187340471245357385, journalTitle=Science & Technology of Baotou Steel, columnName=Quality of Variety and Experiment and Research, runingTitle=null, highlight=null, articleAbstract=

In this paper, the critical points Ac1 and Ac3 of Q690D steels with different boron content were measured by Formastor-F automatic phase change meter, and the continuous cooling transformation curve of Q690D steel was drawn. The result shows that the addition of boron made the Ac3 and Ac1 of Q690D steel increased slightly, Ms point and Bs point reduced, the critical cooling rate of Q690D steel decreased, however the hardenability improved obviously. Boron in Q690D steel has different degrees of delayed effect on proeutectoid ferrite transformation and bainite transformation, which inhibits the precipitation of proeutectoid ferrite. The complete bainite structure can be obtained in a wide range of cooling rate.

, authors=Ya-qiong BAI, Na ZHANG, Wei-yu YANG, authorsList=Ya-qiong BAI, Na ZHANG, Wei-yu YANG, 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=1319261385125647150, articleId=1319261383364039467, tenantId=1146029695717560320, journalId=1185652524569653253, language=CN, title=硼对Q690D钢CCT曲线的影响, columnId=1185887584472417142, journalTitle=包钢科技, columnName=品种质量与试验研究, runingTitle=null, highlight=null, articleAbstract=

利用Formastor-F全自动相变仪测定了不同硼含量Q690D钢的临界点Ac1、Ac3,并绘制Q690D钢的连续冷却转变曲线。结果表明:硼的加入,使Q690D钢的Ac3、Ac1略有提高,使Ms点及Bs点有所降低,使Q690D钢的临界冷速降低,淬透性明显提高。硼对Q690D钢先共析铁素体转变及贝氏体转变均有不同程度的推迟作用,抑制了先共析铁素体的析出,在很宽的冷速范围可以得到完全的贝氏体组织。

, authors=白雅琼, 张娜, 杨维宇, authorsList=白雅琼, 张娜, 杨维宇, authorCompany=null, correspAuthors=null, authorNote=

白雅琼(1982-)女,内蒙古包头市人,工程硕士,工程师,主要从事金属材料的物理检测工作。

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白雅琼(1982-)女,内蒙古包头市人,工程硕士,工程师,主要从事金属材料的物理检测工作。

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白雅琼(1982-)女,内蒙古包头市人,工程硕士,工程师,主要从事金属材料的物理检测工作。

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硼对Q690D钢CCT曲线的影响
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白雅琼 , 张娜 , 杨维宇
包钢科技 | 品种质量与试验研究 2017,43(1): 40-43
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包钢科技 |品种质量与试验研究 2017 , 43 (1) : 40 -43
硼对Q690D钢CCT曲线的影响
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白雅琼, 张娜, 杨维宇
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:

白雅琼(1982-)女,内蒙古包头市人,工程硕士,工程师,主要从事金属材料的物理检测工作。

Effect of Boron on Continuous Cooling Transformation Curve of Q690D Steel
Ya-qiong BAI, Na ZHANG, Wei-yu YANG
Affiliations
  • Technical Center of Steel Union Co. Ltd. of Baotou Steel (Group) Corp., Baotou 014010, Nei Monggol, China
出版时间: 2017-02-25 doi: 10.13647/j.cnki.btgkj.2017.01.013
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利用Formastor-F全自动相变仪测定了不同硼含量Q690D钢的临界点Ac1、Ac3,并绘制Q690D钢的连续冷却转变曲线。结果表明:硼的加入,使Q690D钢的Ac3、Ac1略有提高,使Ms点及Bs点有所降低,使Q690D钢的临界冷速降低,淬透性明显提高。硼对Q690D钢先共析铁素体转变及贝氏体转变均有不同程度的推迟作用,抑制了先共析铁素体的析出,在很宽的冷速范围可以得到完全的贝氏体组织。

硼元素  /  Q690D钢  /  连续冷却转变曲线  /  显微组织

In this paper, the critical points Ac1 and Ac3 of Q690D steels with different boron content were measured by Formastor-F automatic phase change meter, and the continuous cooling transformation curve of Q690D steel was drawn. The result shows that the addition of boron made the Ac3 and Ac1 of Q690D steel increased slightly, Ms point and Bs point reduced, the critical cooling rate of Q690D steel decreased, however the hardenability improved obviously. Boron in Q690D steel has different degrees of delayed effect on proeutectoid ferrite transformation and bainite transformation, which inhibits the precipitation of proeutectoid ferrite. The complete bainite structure can be obtained in a wide range of cooling rate.

Boron  /  Q690D steel  /  continuous cooling transformation curve  /  microstructure
白雅琼, 张娜, 杨维宇. 硼对Q690D钢CCT曲线的影响. 包钢科技, 2017 , 43 (1) : 40 -43 . DOI: 10.13647/j.cnki.btgkj.2017.01.013
Ya-qiong BAI, Na ZHANG, Wei-yu YANG. Effect of Boron on Continuous Cooling Transformation Curve of Q690D Steel[J]. Science & Technology of Baotou Steel, 2017 , 43 (1) : 40 -43 . DOI: 10.13647/j.cnki.btgkj.2017.01.013

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doi: 10.13647/j.cnki.btgkj.2017.01.013
  • 接收时间:2016-12-06
  • 首发时间:2026-10-20
  • 出版时间:2017-02-25
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  • 收稿日期:2016-12-06
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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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