Article(id=1149733268494401609, tenantId=1146029695717560320, journalId=1146031787341344770, issueId=1149733267617788430, articleNumber=1003-3033(2024)12-0100-08, orderNo=null, doi=10.16265/j.cnki.issn1003-3033.2024.12.0102, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1721836800000, receivedDateStr=2024-07-25, revisedDate=1727452800000, revisedDateStr=2024-09-28, acceptedDate=null, acceptedDateStr=null, onlineDate=1752047372214, onlineDateStr=2025-07-09, pubDate=1735315200000, pubDateStr=2024-12-28, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1752047372214, onlineIssueDateStr=2025-07-09, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1752047372214, creator=13701087609, updateTime=1752047372214, updator=13701087609, issue=Issue{id=1149733267617788430, tenantId=1146029695717560320, journalId=1146031787341344770, year='2024', volume='34', issue='12', pageStart='1', pageEnd='228', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=0, createTime=1752047372010, creator=13701087609, updateTime=1756361981736, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1167830052499628941, tenantId=1146029695717560320, journalId=1146031787341344770, issueId=1149733267617788430, language=EN, specialIssueTitle=, coverIllustrator=, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1167830052499628942, tenantId=1146029695717560320, journalId=1146031787341344770, issueId=1149733267617788430, language=CN, specialIssueTitle=, coverIllustrator=, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=100, endPage=107, ext={EN=ArticleExt(id=1149733269299707984, articleId=1149733268494401609, tenantId=1146029695717560320, journalId=1146031787341344770, language=EN, title=Failure analysis and improvement measures of hydrogenation reactor flange sealing groove, columnId=1149733269173878863, journalTitle=China Safety Science Journal, columnName=Safety engineering technology, runingTitle=null, highlight=null, articleAbstract=
In order to prevent accidents caused by the failure of the flange sealing groove in the hydrogenation reactor,failure analysis methods such as macroscopic inspection,fracture analysis,ferrite detection,chemical composition analysis,hardness detection,metallographic detection,SEM analysis and operation process analysis were adopted. The influencing factors of damage mode,start-stop operation process,ferrite content in the weld overlay layer,material properties,and abnormal elements were studied,and the reasons for the failure of the flange sealing groove at the outlet of the hydrogenation reactor were analyzed. The results indicate that the failure of the sealing groove is mainly due to the high stress between the weld overlay layer and base metal of the sealing groove,which produces stress corrosion cracking under the action of a corrosive medium containing F,S and other elements. There is no weld overlay layer on the bottom surface of the cracked flange sealing groove,and the transgranular cracks started at the junction of the surface weld overlay layer and the non-weld overlay layer,mainly on the surface of the non-weld overlay layer side. According to the failure causes,the corresponding improvement measures are put forward from the aspects of manufacturing,material selection and maintenance.
, correspAuthors=Ming SONG, 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, authorCompany=null, fund=null, authors=null, authorsList=Chunyi ZHANG, Ge ZHU, Zhiyong TIAN, Ming SONG, Liang DU, Yuanjian WU), CN=ArticleExt(id=1149733283455484457, articleId=1149733268494401609, tenantId=1146029695717560320, journalId=1146031787341344770, language=CN, title=加氢反应器接管法兰密封槽失效原因分析及改进措施, columnId=1149733269727526997, journalTitle=中国安全科学学报, columnName=安全工程技术, runingTitle=null, highlight=null, articleAbstract=
为预防加氢反应器法兰密封槽失效发生事故,采用宏观检查、断口分析、铁素体检测、化学成分分析、硬度检测、金相检测、扫描电镜(SEM)分析以及操作过程分析等失效分析方法,研究损伤模式、开停工操作过程、堆焊层铁素体含量、材料性能及异常元素等影响因素,分析加氢反应器出口接管法兰密封槽失效原因。结果表明:密封槽失效主要是由于密封槽堆焊层与母材之间存在较高应力,在含氟、硫等元素的腐蚀介质作用下产生应力腐蚀开裂;开裂法兰密封槽底面存在无堆焊层,穿晶裂纹起裂于表面堆焊层与无堆焊层的交界处,以在无堆焊层侧表面起裂为主。针对失效原因,从制造、选材、维护等方面提出相应的改进措施。
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, authorsList=张春义, 朱戈, 田志勇, 宋明, 都亮, 吴远建)}, authors=[Author(id=1167743158348690413, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, orderNo=0, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=zcy3919@aliyun.com, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1167743158449353712, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, authorId=1167743158348690413, language=EN, stringName=Chunyi ZHANG, firstName=Chunyi, middleName=null, lastName=ZHANG, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 2, address=
1 China Special Equipment Inspection and Research Institute,Beijing 100029,China
2 Oil and Gas Pipeline and Storage Equipment Safety for State Market Regulation,Technology Innovation Center,Beijing 100029,China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1167743158508073969, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, authorId=1167743158348690413, language=CN, stringName=张春义, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 2, address=
1 中国特种设备检测研究院,北京 100029
2 国家市场监管技术创新中心 油气管道与储存设备安全,北京 100029, bio={"img":"u3JTjsJnWTV7zrMw516PfQ==","content":"
张春义 (1990—),男,河南南阳人,硕士,工程师,主要从事特种设备检验检测、风险评估、安全评定和失效分析方面的工作。E-mail:zcy3919@aliyun.com。
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张春义 (1990—),男,河南南阳人,硕士,工程师,主要从事特种设备检验检测、风险评估、安全评定和失效分析方面的工作。E-mail:zcy3919@aliyun.com。
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2 国家市场监管技术创新中心 油气管道与储存设备安全,北京 100029)])]), Author(id=1167743158583571443, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, 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=1167743158659068917, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, authorId=1167743158583571443, language=EN, stringName=Ge ZHU, firstName=Ge, middleName=null, lastName=ZHU, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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3 Zhenhai Refining & Chemical Company,SINOPEC,Ningbo Zhejiang 315207,China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1167743158721983478, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, authorId=1167743158583571443, language=CN, stringName=朱戈, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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3 中国石油化工股份有限公司 镇海炼化分公司,浙江 宁波 315207, bio={"content":"
朱戈,工程师。
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朱戈,工程师。
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3 Zhenhai Refining & Chemical Company,SINOPEC,Ningbo Zhejiang 315207,China), AuthorCompanyExt(id=1167743158256415721, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, companyId=1167743158243832807, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
3 中国石油化工股份有限公司 镇海炼化分公司,浙江 宁波 315207)])]), Author(id=1167743158797480952, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, 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=1167743158877172731, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, authorId=1167743158797480952, language=EN, stringName=Zhiyong TIAN, firstName=Zhiyong, middleName=null, lastName=TIAN, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 3, address=
1 China Special Equipment Inspection and Research Institute,Beijing 100029,China
3 Zhenhai Refining & Chemical Company,SINOPEC,Ningbo Zhejiang 315207,China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1167743158935892988, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, authorId=1167743158797480952, language=CN, stringName=田志勇, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1 中国特种设备检测研究院,北京 100029
3 中国石油化工股份有限公司 镇海炼化分公司,浙江 宁波 315207, bio={"content":"
田志勇,高级工程师。
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田志勇,高级工程师。
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1 China Special Equipment Inspection and Research Institute,Beijing 100029,China), AuthorCompanyExt(id=1167743158097032163, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, companyId=1167743158080254945, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1 中国特种设备检测研究院,北京 100029)]), AuthorCompany(id=1167743158243832807, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, xref=3, ext=[AuthorCompanyExt(id=1167743158252221416, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, companyId=1167743158243832807, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
3 Zhenhai Refining & Chemical Company,SINOPEC,Ningbo Zhejiang 315207,China), AuthorCompanyExt(id=1167743158256415721, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, companyId=1167743158243832807, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
3 中国石油化工股份有限公司 镇海炼化分公司,浙江 宁波 315207)])]), Author(id=1167743159007196158, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, orderNo=3, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=songm214@foxmail.com, emailSecond=null, emailThird=null, correspondingAuthor=1, authorType=1, ext={EN=AuthorExt(id=1167743159082693632, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, authorId=1167743159007196158, language=EN, stringName=Ming SONG, firstName=Ming, middleName=null, lastName=SONG, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, **, address=
1 China Special Equipment Inspection and Research Institute,Beijing 100029,China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1167743159187550208, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, authorId=1167743159007196158, language=CN, stringName=宋明, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, **, address=
1 中国特种设备检测研究院,北京 100029, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1167743158080254945, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, xref=1, ext=[AuthorCompanyExt(id=1167743158088643554, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, companyId=1167743158080254945, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1 China Special Equipment Inspection and Research Institute,Beijing 100029,China), AuthorCompanyExt(id=1167743158097032163, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, companyId=1167743158080254945, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1 中国特种设备检测研究院,北京 100029)])]), Author(id=1167743159258853379, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, orderNo=4, 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=1167743159359516678, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, authorId=1167743159258853379, language=EN, stringName=Liang DU, firstName=Liang, middleName=null, lastName=DU, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 3, address=
1 China Special Equipment Inspection and Research Institute,Beijing 100029,China
3 Zhenhai Refining & Chemical Company,SINOPEC,Ningbo Zhejiang 315207,China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1167743159455985671, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, authorId=1167743159258853379, language=CN, stringName=都亮, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 3, address=
1 中国特种设备检测研究院,北京 100029
3 中国石油化工股份有限公司 镇海炼化分公司,浙江 宁波 315207, bio={"content":"
都亮,高级工程师。
"}, bioImg=null, bioContent=
都亮,高级工程师。
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1 中国特种设备检测研究院,北京 100029)]), AuthorCompany(id=1167743158243832807, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, xref=3, ext=[AuthorCompanyExt(id=1167743158252221416, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, companyId=1167743158243832807, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
3 Zhenhai Refining & Chemical Company,SINOPEC,Ningbo Zhejiang 315207,China), AuthorCompanyExt(id=1167743158256415721, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, companyId=1167743158243832807, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
3 中国石油化工股份有限公司 镇海炼化分公司,浙江 宁波 315207)])]), Author(id=1167743159535677449, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, orderNo=5, 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=1167743159615369228, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, authorId=1167743159535677449, language=EN, stringName=Yuanjian WU, firstName=Yuanjian, middleName=null, lastName=WU, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 3, address=
1 China Special Equipment Inspection and Research Institute,Beijing 100029,China
3 Zhenhai Refining & Chemical Company,SINOPEC,Ningbo Zhejiang 315207,China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1167743159678283789, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, authorId=1167743159535677449, language=CN, stringName=吴远建, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 3, address=
1 中国特种设备检测研究院,北京 100029
3 中国石油化工股份有限公司 镇海炼化分公司,浙江 宁波 315207, bio={"content":"
吴远建,高级工程师。
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吴远建,高级工程师。
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3 中国石油化工股份有限公司 镇海炼化分公司,浙江 宁波 315207)])])], keywords=[Keyword(id=1167743159808307214, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, language=EN, orderNo=1, keyword=hydrogenation reactor), Keyword(id=1167743159862833167, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, language=EN, orderNo=2, keyword=flange sealing groove), Keyword(id=1167743159929942032, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, language=EN, orderNo=3, keyword=failure causes), Keyword(id=1167743160013828113, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, language=EN, orderNo=4, keyword=scanning electron microscope(SEM)), Keyword(id=1167743160085131282, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, language=EN, orderNo=5, keyword=weld overlay layer), Keyword(id=1167743160143851539, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, language=EN, orderNo=6, keyword=stress corrosion cracking), Keyword(id=1167743160202571796, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, language=CN, orderNo=1, keyword=加氢反应器), Keyword(id=1167743160257097749, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, language=CN, orderNo=2, keyword=法兰密封槽), Keyword(id=1167743160320012310, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, language=CN, orderNo=3, keyword=失效原因), Keyword(id=1167743160387121175, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, language=CN, orderNo=4, keyword=扫描电镜(SEM)), Keyword(id=1167743160462618648, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, language=CN, orderNo=5, keyword=堆焊层), Keyword(id=1167743160512950297, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, language=CN, orderNo=6, keyword=应力腐蚀开裂)], refs=[Reference(id=1167743162526216244, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, doi=null, pmid=null, pmcid=null, year=2018, volume=28, issue=11, pageStart=86, pageEnd=91, url=null, language=null, rfNumber=[1], rfOrder=0, authorNames=都亮, 别凯, 赵亚洁, journalName=中国安全科学学报, refType=null, unstructuredReference=都亮, 别凯, 赵亚洁, 等. 含平面埋藏缺陷的精制加氢反应器安全评定分析[J].
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压力容器检验[M]. 北京: 新华出版社,2008:374-386., articleTitle=null, refAbstract=null), Reference(id=1167743164321378384, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, doi=null, pmid=null, pmcid=null, year=1997, volume=null, issue=12, pageStart=42, pageEnd=45, url=null, language=null, rfNumber=[17], rfOrder=28, authorNames=春名匠, 柴田俊夫, 陈英夫, journalName=设备管理与维修, refType=null, unstructuredReference=春名匠, 柴田俊夫, 陈英夫. 不锈钢的腐蚀(二) 氟对不锈钢的腐蚀[J].
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表面改性904L不锈钢在含F-酸性溶液中的腐蚀行为研究[D]. 贵阳: 贵州大学,
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Study on corrosion behavior of surface modified 904L stainless steel in F-acid solution[D]. Guiyang: Guizhou University,
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3 中国石油化工股份有限公司 镇海炼化分公司,浙江 宁波 315207)])], figs=[ArticleFig(id=1167743160676528154, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, language=EN, label=Fig.1, caption=
Outlet nozzle flange, figureFileSmall=Ql8o68ZXGUv6zgsDqGLIpg==, figureFileBig=BRDMeDxCigCm4koT29J8eA==, tableContent=null), ArticleFig(id=1167743160718471195, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, language=CN, label=图1, caption=
接管和法兰结构, figureFileSmall=Ql8o68ZXGUv6zgsDqGLIpg==, figureFileBig=BRDMeDxCigCm4koT29J8eA==, tableContent=null), ArticleFig(id=1167743160768802844, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, language=EN, label=Fig.2, caption=
Penetrant test results of flange sealing surface at upstream and downstream of nozzle, figureFileSmall=IcYx/vp1uTaXTpkYFv/ctw==, figureFileBig=+VAD1zdhIwngdtDEqgWz2Q==, tableContent=null), ArticleFig(id=1167743160823328797, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, language=CN, label=图2, caption=
接管上下游法兰密封面着色检测结果, figureFileSmall=IcYx/vp1uTaXTpkYFv/ctw==, figureFileBig=+VAD1zdhIwngdtDEqgWz2Q==, tableContent=null), ArticleFig(id=1167743160877854750, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, language=EN, label=Fig.3, caption=
Macro morphology of cracks on the cutting section of sawing machine, figureFileSmall=hxEliOLNPlDoDZJ1CR7rLQ==, figureFileBig=WDSbjn08V5P5IUN90z7Ctg==, tableContent=null), ArticleFig(id=1167743160923992095, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, language=CN, label=图3, caption=
锯床切割截面上的裂纹宏观形貌, figureFileSmall=hxEliOLNPlDoDZJ1CR7rLQ==, figureFileBig=WDSbjn08V5P5IUN90z7Ctg==, tableContent=null), ArticleFig(id=1167743161003683872, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, language=EN, label=Fig.4, caption=
Ferrite detection on sealing surface of trapezoidal groove, figureFileSmall=yIHVqKtx8yQawzgmrH30JA==, figureFileBig=KPGMMr3LkoTMyxmUcc/kRA==, tableContent=null), ArticleFig(id=1167743161058209825, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, language=CN, label=图4, caption=
梯形槽密封面铁素体检测, figureFileSmall=yIHVqKtx8yQawzgmrH30JA==, figureFileBig=KPGMMr3LkoTMyxmUcc/kRA==, tableContent=null), ArticleFig(id=1167743161137901602, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, language=EN, label=Fig.5, caption=
Fracture morphology of cracked flange slice opening along the crack, figureFileSmall=jPXUhT1k6VvsilbBsx/c+Q==, figureFileBig=8bZ/9EeUNSahoN9u8iJaXg==, tableContent=null), ArticleFig(id=1167743161209204771, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, language=CN, label=图5, caption=
开裂法兰切片沿裂纹打开断口形貌, figureFileSmall=jPXUhT1k6VvsilbBsx/c+Q==, figureFileBig=8bZ/9EeUNSahoN9u8iJaXg==, tableContent=null), ArticleFig(id=1167743161267925028, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, language=EN, label=Fig.6, caption=
Macroscopic morphology and hardness test results of flange slice sealing groove section, figureFileSmall=ebQ3cStCvB7EyHFkGDxjMA==, figureFileBig=fujq5WGAxYuVrrxFrKC83w==, tableContent=null), ArticleFig(id=1167743161335033893, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, language=CN, label=图6, caption=
法兰切片密封槽截面宏观形貌及硬度检测结果, figureFileSmall=ebQ3cStCvB7EyHFkGDxjMA==, figureFileBig=fujq5WGAxYuVrrxFrKC83w==, tableContent=null), ArticleFig(id=1167743161393754150, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, language=EN, label=Fig.7, caption=
Metallographic magnification morphology of flange bolt hole slicing sealing groove section, figureFileSmall=7yYyzCshB55Om0DlVtROYQ==, figureFileBig=lIpzmZN5xz5MEY67NrkO+A==, tableContent=null), ArticleFig(id=1167743161477640231, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, language=CN, label=图7, caption=
法兰螺栓孔切片密封槽截面金相放大形貌, figureFileSmall=7yYyzCshB55Om0DlVtROYQ==, figureFileBig=lIpzmZN5xz5MEY67NrkO+A==, tableContent=null), ArticleFig(id=1167743161527971880, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, language=EN, label=Fig.8, caption=
SEM analysis of cracks in sealing groove, figureFileSmall=4qiWAe4TVF3gPWBMMZ0UCQ==, figureFileBig=2ZUj0lyp+Pu9+SvNNgADPA==, tableContent=null), ArticleFig(id=1167743161595080745, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, language=CN, label=图8, caption=
密封槽裂纹SEM分析图谱, figureFileSmall=4qiWAe4TVF3gPWBMMZ0UCQ==, figureFileBig=2ZUj0lyp+Pu9+SvNNgADPA==, tableContent=null), ArticleFig(id=1167743161674772522, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, language=EN, label=Fig.9, caption=
Energy spectrum analysis along the crack propagation front, figureFileSmall=8698hFYqeGQOD+svijCs6w==, figureFileBig=zzqVpaJRyp5kRVY6TIDyjQ==, tableContent=null), ArticleFig(id=1167743161741881387, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, language=CN, label=图9, caption=
沿裂纹扩展深入前沿方向能谱分析图谱, figureFileSmall=8698hFYqeGQOD+svijCs6w==, figureFileBig=zzqVpaJRyp5kRVY6TIDyjQ==, tableContent=null), ArticleFig(id=1167743161800601644, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, language=EN, label=Table 1, caption=
Ferrite test results of trapezoidal groove sealing surface of cracked flange and intact flange %
, figureFileSmall=null, figureFileBig=null, tableContent=
| 检测工件 | A侧面铁素 体均值 | B槽底面铁 素体均值 | C侧面铁素 体均值 |
| 开裂法兰 | 6.9 | 2.7 | 7.1 |
| 完好法兰 | 7.2 | 6.9 | 7.1 |
), ArticleFig(id=1167743161855127597, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, language=CN, label=表1, caption=
开裂法兰和完好法兰梯形槽密封面铁素体检测结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 检测工件 | A侧面铁素 体均值 | B槽底面铁 素体均值 | C侧面铁素 体均值 |
| 开裂法兰 | 6.9 | 2.7 | 7.1 |
| 完好法兰 | 7.2 | 6.9 | 7.1 |
), ArticleFig(id=1167743161918042158, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, language=EN, label=Table 2, caption=
Chemical composition analysis
, figureFileSmall=null, figureFileBig=null, tableContent=
| 分析位置 | 化学成分质量分数/% | |
| 碳 | 硅 | 锰 | 铬 | 镍 | 钼 | 钛 | 磷 | 硫 |
NB/T 47010—2017 标准要求 | ≤0.08 | ≤1.00 | ≤2.00 | 17.00~ 19.00 | 9.00~ 12.00 | — | 5×C~0.70 | ≤0.035 | ≤0.015 |
| 开裂法兰10号螺栓孔 | 0.06 | 0.72 | 1.64 | 18.52 | 10.76 | 0.10 | 0.30 | 0.031 | 0.004 |
| 开裂法兰2号螺栓孔 | 0.06 | 0.72 | 1.63 | 18.62 | 10.62 | 0.10 | 0.30 | 0.029 | 0.004 |
| 完好法兰11号螺栓孔 | 0.05 | 0.53 | 1.73 | 18.91 | 10.58 | 0.07 | 0.22 | 0.029 | 0.004 |
| 开裂法兰10号孔堆焊层(TP347L) | 0.04 | 0.53 | 1.65 | 19.00 | 10.24 | 0.06 | 0.10 | 0.021 | 0.002 |
), ArticleFig(id=1167743161993539631, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, language=CN, label=表2, caption=
化学成分分析
, figureFileSmall=null, figureFileBig=null, tableContent=
| 分析位置 | 化学成分质量分数/% | |
| 碳 | 硅 | 锰 | 铬 | 镍 | 钼 | 钛 | 磷 | 硫 |
NB/T 47010—2017 标准要求 | ≤0.08 | ≤1.00 | ≤2.00 | 17.00~ 19.00 | 9.00~ 12.00 | — | 5×C~0.70 | ≤0.035 | ≤0.015 |
| 开裂法兰10号螺栓孔 | 0.06 | 0.72 | 1.64 | 18.52 | 10.76 | 0.10 | 0.30 | 0.031 | 0.004 |
| 开裂法兰2号螺栓孔 | 0.06 | 0.72 | 1.63 | 18.62 | 10.62 | 0.10 | 0.30 | 0.029 | 0.004 |
| 完好法兰11号螺栓孔 | 0.05 | 0.53 | 1.73 | 18.91 | 10.58 | 0.07 | 0.22 | 0.029 | 0.004 |
| 开裂法兰10号孔堆焊层(TP347L) | 0.04 | 0.53 | 1.65 | 19.00 | 10.24 | 0.06 | 0.10 | 0.021 | 0.002 |
), ArticleFig(id=1167743162064842800, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, language=EN, label=Table 3, caption=
The crack internal filler energy spectrum results of Slice 1 from Bolt hole10 and Slice 3 from Bolt hole2 of the cracked flange
, figureFileSmall=null, figureFileBig=null, tableContent=
| 分析位置 | 元素Element | 铁 | 氧 | 铬 | 镍 | 钙 | 锰 | 铝 | 硅 | 钛 | 镁 | 硫 |
10号螺栓孔 1号切片 | 质量分数/% | 45.67 | 29 | 16.61 | 3.55 | — | 2.91 | 0.99 | 0.85 | 0.42 | — | — |
| 分数/At% | 26.05 | 57.74 | 10.18 | 1.93 | — | 1.69 | 1.17 | 0.97 | 0.28 | — | — |
2号螺栓孔 3号切片 | 质量分数/% | 45.64 | 41.68 | 8.34 | — | 1.93 | 1.61 | — | — | — | 0.42 | 0.4 |
| 原子分数/% | 22.15 | 70.61 | 4.34 | — | 1.3 | 0.79 | — | — | — | 0.46 | 0.34 |
), ArticleFig(id=1167743162144534577, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1149733268494401609, language=CN, label=表3, caption=
开裂法兰10号螺栓孔1号切片与2号螺栓孔3号切片裂纹内部填充物能谱结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 分析位置 | 元素Element | 铁 | 氧 | 铬 | 镍 | 钙 | 锰 | 铝 | 硅 | 钛 | 镁 | 硫 |
10号螺栓孔 1号切片 | 质量分数/% | 45.67 | 29 | 16.61 | 3.55 | — | 2.91 | 0.99 | 0.85 | 0.42 | — | — |
| 分数/At% | 26.05 | 57.74 | 10.18 | 1.93 | — | 1.69 | 1.17 | 0.97 | 0.28 | — | — |
2号螺栓孔 3号切片 | 质量分数/% | 45.64 | 41.68 | 8.34 | — | 1.93 | 1.61 | — | — | — | 0.42 | 0.4 |
| 原子分数/% | 22.15 | 70.61 | 4.34 | — | 1.3 | 0.79 | — | — | — | 0.46 | 0.34 |
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