Article(id=1320423028190720746, tenantId=1146029695717560320, journalId=1319355204128309394, issueId=1320423027695792874, articleNumber=null, orderNo=null, doi=10.3969/j.issn.1001-4837.2026.02.003, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1760889600000, receivedDateStr=2025-10-20, revisedDate=1767542400000, revisedDateStr=2026-01-05, acceptedDate=null, acceptedDateStr=null, onlineDate=1792742982194, onlineDateStr=2026-10-23, pubDate=1772208000000, pubDateStr=2026-02-28, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1792742982194, onlineIssueDateStr=2026-10-23, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1792742982194, creator=13701087609, updateTime=1792742982194, updator=13701087609, issue=Issue{id=1320423027695792874, tenantId=1146029695717560320, journalId=1319355204128309394, year='2026', volume='43', issue='2', pageStart='1', pageEnd='86', issueExtLink='null', onlineDate='null', pubDate='1772208000000', pubDateStr='2026-02-28', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1792742982076, creator='13701087609', updateTime=1792745307038, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext={EN=IssueExt(id=1320432779335156588, tenantId=1146029695717560320, journalId=1319355204128309394, issueId=1320423027695792874, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1320432779335156589, tenantId=1146029695717560320, journalId=1319355204128309394, issueId=1320423027695792874, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null, downloadFileDto=null}, startPage=27, endPage=34, ext={EN=ArticleExt(id=1320423028471739115, articleId=1320423028190720746, tenantId=1146029695717560320, journalId=1319355204128309394, language=EN, title=Effect of pulsed current on the microstructure and mechanical properties of GMAW welded joints of 347H stainless steel, columnId=1320422992476226524, journalTitle=Pressure Vessel Technology, columnName=Experimental Researches, runingTitle=null, highlight=null, articleAbstract=
To investigate the applicability of gas metal arc welding (GMAW) in high‑temperature molten salt storage tank engineering,two welding process tests,with and without pulse application,were conducted on 347H stainless steel.The microstructure of the welded joints was observed using optical microscopy and scanning electron microscopy,and their mechanical properties were evaluated.The results show that the welded joint without pulse application exhibited slag inclusion defects,while the welded joint with pulse application showed no slag inclusion,porosity,or other defects;the weld microstructure mainly consisted of columnar and dendritic austenite and precipitated phases.In contrast,the welded joint with pulse application exhibited high‑temperature tensile properties at 565 ℃ (Rm≥139 MPa,Rp0.2≥360 MPa) and low‑temperature impact properties at -196 ℃ (≥31 J) that met the requirements of GB/T 150—2024 and related manufacturing engineering technical specifications.This study provides theoretical and experimental support for the reliable application and quality assurance of GMAW welding technology in the manufacturing field of stainless steel pressure vessels.
, authors=Xiping WANG
1, 2, 3, 4, Xiaoyan ZHU
1, 2, 3, 4, Yongdu LI
1, 2, 3, 4, Junjie WANG
1, 2, 3, 4, Yimin LI
1, 2, 3, 4, authorsList=Xiping WANG, Xiaoyan ZHU, Yongdu LI, Junjie WANG, Yimin LI, 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=1320423031651021571, articleId=1320423028190720746, tenantId=1146029695717560320, journalId=1319355204128309394, language=CN, title=脉冲电流对347H不锈钢GMAW焊接接头微观组织和力学性能的影响, columnId=1320422992698524638, journalTitle=压力容器, columnName=试验研究, runingTitle=null, highlight=null, articleAbstract=
为探究熔化极气体保护焊(GMAW)在高温熔盐储罐工程中的适用性,针对347H不锈钢分别进行施加脉冲与不施加脉冲两种焊接工艺试验。利用光学显微镜与扫描电镜观察焊接接头组织,并对其力学性能等进行评估。结果表明:不施加脉冲的焊接接头存在夹渣缺陷,而施加脉冲的焊接接头未出现夹渣、气孔等缺陷;焊缝组织主要由柱状及树枝晶状奥氏体和析出相构成;不施加脉冲的焊接接头抗拉强度未达到工程应用要求,其焊缝区的冲击性能和侧弯性能均不合格;而施加脉冲的焊接接头在565 ℃下的高温拉伸性能(Rm≥139 MPa,Rp0.2≥360 MPa)与-196 ℃低温冲击性(≥31 J)能均满足GB/T 150—2024及制造相关工程技术要求。研究为GMAW焊接技术在不锈钢压力容器制造领域的可靠应用与质量保障提供了理论与试验支撑。
, authors=王喜平
1, 2, 3, 4, 朱小燕
1, 2, 3, 4, 李永都
1, 2, 3, 4, 王军杰
1, 2, 3, 4, 李义民
1, 2, 3, 4, authorsList=王喜平, 朱小燕, 李永都, 王军杰, 李义民, authorCompany=null, correspAuthors=null, authorNote=
, correspAuthorsNote=null, copyrightStatement=
作者向本刊所投稿件一经本刊录用,则该论文的复制权、发行权、信息网络传播权、翻译权、汇编权等权利视为自动转让给本刊。本刊为国内各主要数据库收录期刊,本刊所发表的稿件将同时通过因特网进行网络出版或提供信息服务(包括印刷版、光盘版和网络版等各种使用方式)。, copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=KgwIierVXklDMLAlAaEa7w==, magXml=LjDNv7hyb+JgHPPpS70rvQ==, pdfUrl=null, pdf=vk/GM0lC2Yd2hAyBBAgR2g==, pdfFileSize=14704671, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=Em0XOxvutaIwfI4zOURBKQ==, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=9BhmmFtAU77+ohMmF2FQNg==, mapNumber=null, fund=null)}, authors=[Author(id=1320423032196281106, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, orderNo=0, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=zhuxiaoyan@lshec.com, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1320423032305333015, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, authorId=1320423032196281106, language=EN, stringName=Xiping WANG, firstName=Xiping, middleName=null, lastName=WANG, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 2, 3, 4, address=
1Lanzhou LS Heavy Equipment Co.,Ltd.,Lanzhou 730000,China
2Key Laboratory of Pressure Vessel Welding in Gansu Province,Lanzhou 730000,China
3Gansu Province Large Plate Welding Structure Pressure Vessel Technology Innovation Center,Lanzhou 730000,China
4Gansu Provincial Pressure Vessel Industry Technical Center,Lanzhou 730000,China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1320423032389219096, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, authorId=1320423032196281106, language=CN, stringName=王喜平, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 2, 3, 4, address=
1兰州兰石重型装备股份有限公司,兰州 730000
2甘肃省压力容器焊接重点实验室,兰州 730000
3甘肃省压力容器行业技术中心,兰州 730000
4甘肃省大型板焊结构压力容器技术创新中心,兰州 730000, bio={"content":"
王喜平(1988),男,工程师,主要从事压力容器制造方向的研究,通信地址:730000甘肃省兰州市兰州新区兰州兰石重型装备股份有限公司,E-mail:zhuxiaoyan@lshec.com。
"}, bioImg=null, bioContent=
王喜平(1988),男,工程师,主要从事压力容器制造方向的研究,通信地址:730000甘肃省兰州市兰州新区兰州兰石重型装备股份有限公司,E-mail:zhuxiaoyan@lshec.com。
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1兰州兰石重型装备股份有限公司,兰州 730000)]), AuthorCompany(id=1320423031961400071, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, xref=2, ext=[AuthorCompanyExt(id=1320423031973982984, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, companyId=1320423031961400071, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2Key Laboratory of Pressure Vessel Welding in Gansu Province,Lanzhou 730000,China), AuthorCompanyExt(id=1320423031982371593, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, companyId=1320423031961400071, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2甘肃省压力容器焊接重点实验室,兰州 730000)]), AuthorCompany(id=1320423032045286154, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, xref=3, ext=[AuthorCompanyExt(id=1320423032053674763, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, companyId=1320423032045286154, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
3Gansu Province Large Plate Welding Structure Pressure Vessel Technology Innovation Center,Lanzhou 730000,China), AuthorCompanyExt(id=1320423032062063372, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, companyId=1320423032045286154, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
3甘肃省压力容器行业技术中心,兰州 730000)]), AuthorCompany(id=1320423032124977933, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, xref=4, ext=[AuthorCompanyExt(id=1320423032133366543, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, companyId=1320423032124977933, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
4Gansu Provincial Pressure Vessel Industry Technical Center,Lanzhou 730000,China), AuthorCompanyExt(id=1320423032141755152, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, companyId=1320423032124977933, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
4甘肃省大型板焊结构压力容器技术创新中心,兰州 730000)])]), Author(id=1320423032460522266, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, 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=1320423032556991263, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, authorId=1320423032460522266, language=EN, stringName=Xiaoyan ZHU, firstName=Xiaoyan, middleName=null, lastName=ZHU, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 2, 3, 4, address=
1Lanzhou LS Heavy Equipment Co.,Ltd.,Lanzhou 730000,China
2Key Laboratory of Pressure Vessel Welding in Gansu Province,Lanzhou 730000,China
3Gansu Province Large Plate Welding Structure Pressure Vessel Technology Innovation Center,Lanzhou 730000,China
4Gansu Provincial Pressure Vessel Industry Technical Center,Lanzhou 730000,China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1320423032645071648, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, authorId=1320423032460522266, language=CN, stringName=朱小燕, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 2, 3, 4, address=
1兰州兰石重型装备股份有限公司,兰州 730000
2甘肃省压力容器焊接重点实验室,兰州 730000
3甘肃省压力容器行业技术中心,兰州 730000
4甘肃省大型板焊结构压力容器技术创新中心,兰州 730000, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1320423031881708292, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, xref=1, ext=[AuthorCompanyExt(id=1320423031890096901, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, companyId=1320423031881708292, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1Lanzhou LS Heavy Equipment Co.,Ltd.,Lanzhou 730000,China), AuthorCompanyExt(id=1320423031902679814, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, companyId=1320423031881708292, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1兰州兰石重型装备股份有限公司,兰州 730000)]), AuthorCompany(id=1320423031961400071, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, xref=2, ext=[AuthorCompanyExt(id=1320423031973982984, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, companyId=1320423031961400071, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2Key Laboratory of Pressure Vessel Welding in Gansu Province,Lanzhou 730000,China), AuthorCompanyExt(id=1320423031982371593, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, companyId=1320423031961400071, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2甘肃省压力容器焊接重点实验室,兰州 730000)]), AuthorCompany(id=1320423032045286154, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, xref=3, ext=[AuthorCompanyExt(id=1320423032053674763, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, companyId=1320423032045286154, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
3Gansu Province Large Plate Welding Structure Pressure Vessel Technology Innovation Center,Lanzhou 730000,China), AuthorCompanyExt(id=1320423032062063372, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, companyId=1320423032045286154, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
3甘肃省压力容器行业技术中心,兰州 730000)]), AuthorCompany(id=1320423032124977933, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, xref=4, ext=[AuthorCompanyExt(id=1320423032133366543, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, companyId=1320423032124977933, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
4Gansu Provincial Pressure Vessel Industry Technical Center,Lanzhou 730000,China), AuthorCompanyExt(id=1320423032141755152, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, companyId=1320423032124977933, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
4甘肃省大型板焊结构压力容器技术创新中心,兰州 730000)])]), Author(id=1320423032724763426, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, 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=1320423032833815335, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, authorId=1320423032724763426, language=EN, stringName=Yongdu LI, firstName=Yongdu, middleName=null, lastName=LI, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 2, 3, 4, address=
1Lanzhou LS Heavy Equipment Co.,Ltd.,Lanzhou 730000,China
2Key Laboratory of Pressure Vessel Welding in Gansu Province,Lanzhou 730000,China
3Gansu Province Large Plate Welding Structure Pressure Vessel Technology Innovation Center,Lanzhou 730000,China
4Gansu Provincial Pressure Vessel Industry Technical Center,Lanzhou 730000,China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1320423032896729896, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, authorId=1320423032724763426, language=CN, stringName=李永都, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 2, 3, 4, address=
1兰州兰石重型装备股份有限公司,兰州 730000
2甘肃省压力容器焊接重点实验室,兰州 730000
3甘肃省压力容器行业技术中心,兰州 730000
4甘肃省大型板焊结构压力容器技术创新中心,兰州 730000, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1320423031881708292, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, xref=1, ext=[AuthorCompanyExt(id=1320423031890096901, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, companyId=1320423031881708292, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1Lanzhou LS Heavy Equipment Co.,Ltd.,Lanzhou 730000,China), AuthorCompanyExt(id=1320423031902679814, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, companyId=1320423031881708292, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1兰州兰石重型装备股份有限公司,兰州 730000)]), AuthorCompany(id=1320423031961400071, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, xref=2, ext=[AuthorCompanyExt(id=1320423031973982984, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, companyId=1320423031961400071, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2Key Laboratory of Pressure Vessel Welding in Gansu Province,Lanzhou 730000,China), AuthorCompanyExt(id=1320423031982371593, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, companyId=1320423031961400071, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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1Lanzhou LS Heavy Equipment Co.,Ltd.,Lanzhou 730000,China
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3甘肃省压力容器行业技术中心,兰州 730000
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45:2564-2573., articleTitle=Microstructural evolutions in dissimilar welds between AISI 310 austenitic stainless steel and Inconel 657, refAbstract=null)], funds=null, companyList=[AuthorCompany(id=1320423031881708292, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, xref=1, ext=[AuthorCompanyExt(id=1320423031890096901, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, companyId=1320423031881708292, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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4甘肃省大型板焊结构压力容器技术创新中心,兰州 730000)])], figs=[ArticleFig(id=1320423034289238849, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, language=EN, label=Fig.1, caption=
Welding equipment and welding schematic, figureFileSmall=ixGpHZCwpkLKSJQM8WPm0A==, figureFileBig=Em0XOxvutaIwfI4zOURBKQ==, tableContent=null), ArticleFig(id=1320423034360542018, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, language=CN, label=图1, caption=
焊接设备及焊接示意, figureFileSmall=ixGpHZCwpkLKSJQM8WPm0A==, figureFileBig=Em0XOxvutaIwfI4zOURBKQ==, tableContent=null), ArticleFig(id=1320423034557674307, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, language=EN, label=Fig.2, caption=
Distribution of hardness test point locations, figureFileSmall=rQ0KJok+90unVl9l8es3Jw==, figureFileBig=yBBehXnAhZ2vKYkuTsSQoQ==, tableContent=null), ArticleFig(id=1320423034620588868, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, language=CN, label=图2, caption=
硬度测试点位置分布, figureFileSmall=rQ0KJok+90unVl9l8es3Jw==, figureFileBig=yBBehXnAhZ2vKYkuTsSQoQ==, tableContent=null), ArticleFig(id=1320423034729640773, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, language=EN, label=Fig.3, caption=
Macroscopic morphology of the weld, figureFileSmall=NcVeHXhwa6+QG/T936Nwhg==, figureFileBig=DsyzxxwKVoqtZd2PyqUm3Q==, tableContent=null), ArticleFig(id=1320423034817721158, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, language=CN, label=图3, caption=
焊缝宏观形貌, figureFileSmall=NcVeHXhwa6+QG/T936Nwhg==, figureFileBig=DsyzxxwKVoqtZd2PyqUm3Q==, tableContent=null), ArticleFig(id=1320423034897412935, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, language=EN, label=Fig.4, caption=
Metallographic diagram of the welded joint, figureFileSmall=yvacU8wtJebTJ10ojTDxag==, figureFileBig=SN6CMELCUAuqCVDBDgSEew==, tableContent=null), ArticleFig(id=1320423034977104712, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, language=CN, label=图4, caption=
焊接接头金相图, figureFileSmall=yvacU8wtJebTJ10ojTDxag==, figureFileBig=SN6CMELCUAuqCVDBDgSEew==, tableContent=null), ArticleFig(id=1320423035073573705, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, language=EN, label=Fig.5, caption=
Brinell hardness distribution diagram of the weld, figureFileSmall=M0Ct42+dza2SHlDtq9FvnQ==, figureFileBig=tiT0uZ+trm37/Pcg+srl2Q==, tableContent=null), ArticleFig(id=1320423035136488266, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, language=CN, label=图5, caption=
焊缝布氏硬度分布图, figureFileSmall=M0Ct42+dza2SHlDtq9FvnQ==, figureFileBig=tiT0uZ+trm37/Pcg+srl2Q==, tableContent=null), ArticleFig(id=1320423035220374347, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, language=EN, label=Fig.6, caption=
Tensile fracture morphology of the weld without pulse, figureFileSmall=qh3xz9Zceb8GSZjeH3aiLw==, figureFileBig=0tetSud/kAFhLcAeKJJfsw==, tableContent=null), ArticleFig(id=1320423035304260428, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, language=CN, label=图6, caption=
不加脉冲的焊缝拉伸断口形貌, figureFileSmall=qh3xz9Zceb8GSZjeH3aiLw==, figureFileBig=0tetSud/kAFhLcAeKJJfsw==, tableContent=null), ArticleFig(id=1320423035421700941, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, language=EN, label=Fig.7, caption=
Tensile properties of all‑weld metal and high‑temperature performance of the joint with pulse application, figureFileSmall=bO7vqhakx+G2pW4pWIut+g==, figureFileBig=bHlMWnkxQIIaJrPQ3f+dxQ==, tableContent=null), ArticleFig(id=1320423035493004110, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, language=CN, label=图7, caption=
施加脉冲的全焊缝抗拉性能和接头高温性能, figureFileSmall=bO7vqhakx+G2pW4pWIut+g==, figureFileBig=bHlMWnkxQIIaJrPQ3f+dxQ==, tableContent=null), ArticleFig(id=1320423035560112975, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, language=EN, label=Fig.8, caption=
Macroscopic morphology of the welded joint after side bend test, figureFileSmall=zKXmmOeC9jyliIoPDpLsAA==, figureFileBig=pNz8rnzx4GzpmLkO/MJXWg==, tableContent=null), ArticleFig(id=1320423035664970576, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, language=CN, label=图8, caption=
侧弯试验焊接接头宏观形貌, figureFileSmall=zKXmmOeC9jyliIoPDpLsAA==, figureFileBig=pNz8rnzx4GzpmLkO/MJXWg==, tableContent=null), ArticleFig(id=1320423035736273745, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, language=EN, label=Fig.9, caption=
Impact test results at -196 ℃, figureFileSmall=gbw5fVsdH3knpZLAjCBSaQ==, figureFileBig=ytgNczhA1RzWfrIkc4uX+g==, tableContent=null), ArticleFig(id=1320423035807576914, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, language=CN, label=图9, caption=
-196 ℃冲击试验结果, figureFileSmall=gbw5fVsdH3knpZLAjCBSaQ==, figureFileBig=ytgNczhA1RzWfrIkc4uX+g==, tableContent=null), ArticleFig(id=1320423035874685779, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, language=EN, label=Fig.10, caption=
Microscopic morphology of impact fracture, figureFileSmall=bbx8GwRZmmhJt3dGXiW8qA==, figureFileBig=fVlYrlvTLLO5rzEQAkvPog==, tableContent=null), ArticleFig(id=1320423035941794644, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, language=CN, label=图10, caption=
冲击断口微观形貌, figureFileSmall=bbx8GwRZmmhJt3dGXiW8qA==, figureFileBig=fVlYrlvTLLO5rzEQAkvPog==, tableContent=null), ArticleFig(id=1320423036013097813, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, language=EN, label=Fig.11, caption=
Elemental composition of impact test fracture, figureFileSmall=eVGGz8eec8ZmZT5Rml4mlA==, figureFileBig=hptLy58243zc2uLc3dDQ5g==, tableContent=null), ArticleFig(id=1320423036088595286, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, language=CN, label=图11, caption=
冲击试验断口元素组成, figureFileSmall=eVGGz8eec8ZmZT5Rml4mlA==, figureFileBig=hptLy58243zc2uLc3dDQ5g==, tableContent=null), ArticleFig(id=1320423036164092759, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, language=EN, label=Tab.1, caption=
Chemical composition of base metal and welding material
, figureFileSmall=null, figureFileBig=null, tableContent=
| 元素 | C | Si | Mn | P | S | Cr | Ni | Nb+Ta | Mo | Cu |
|---|
| 347H | 0.050 | 0.54 | 1.14 | 0.033 | 0.001 | 17.40 | 9.10 | 0.61 | — | — |
| ER347H | 0.063 | 1.83 | 0.51 | 0.003 | 0.015 | 19.70 | 9.69 | 0.71 | 0.02 | 0.04 |
), ArticleFig(id=1320423036361225048, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, language=CN, label=表1, caption=
母材及焊材化学成分
, figureFileSmall=null, figureFileBig=null, tableContent=
| 元素 | C | Si | Mn | P | S | Cr | Ni | Nb+Ta | Mo | Cu |
|---|
| 347H | 0.050 | 0.54 | 1.14 | 0.033 | 0.001 | 17.40 | 9.10 | 0.61 | — | — |
| ER347H | 0.063 | 1.83 | 0.51 | 0.003 | 0.015 | 19.70 | 9.69 | 0.71 | 0.02 | 0.04 |
), ArticleFig(id=1320423036424139609, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, language=EN, label=Tab.2, caption=
Mechanical properties of welding material and testplate base material at room temperature
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | Rp0.2/MPa | 抗拉强度/MPa |
|---|
| 347H | >281 | >650 |
| ER347H | — | >550 |
), ArticleFig(id=1320423036482859866, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, language=CN, label=表2, caption=
室温下焊材和试板母材的力学性能
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | Rp0.2/MPa | 抗拉强度/MPa |
|---|
| 347H | >281 | >650 |
| ER347H | — | >550 |
), ArticleFig(id=1320423036562551643, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, language=EN, label=Tab.3, caption=
Welding process parameters
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 是否脉冲 | 焊接位置 | 焊接电流/A | 焊接电压/V | 焊接速度/(mm·min-1) | 最大热输入量/(kJ·cm-1) |
|---|
| 试验一 | 否 | 3G(立向上) | 160~220 | 18~22 | 70~150 | 41.5 |
| 试验二 | 是 | 3G(立向上) | 160~220 | 18~22 | 70~150 | 41.5 |
), ArticleFig(id=1320423036629660508, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, language=CN, label=表3, caption=
焊接工艺参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 是否脉冲 | 焊接位置 | 焊接电流/A | 焊接电压/V | 焊接速度/(mm·min-1) | 最大热输入量/(kJ·cm-1) |
|---|
| 试验一 | 否 | 3G(立向上) | 160~220 | 18~22 | 70~150 | 41.5 |
| 试验二 | 是 | 3G(立向上) | 160~220 | 18~22 | 70~150 | 41.5 |
), ArticleFig(id=1320423036696769373, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, language=EN, label=Tab.4, caption=
Side bend test results
, figureFileSmall=null, figureFileBig=null, tableContent=
试验 编号 | 是否 脉冲 | 弯曲直径 (D=4s)/mm | 弯曲角度/(°) | 判定结果 |
|---|
| 试验一 | 否 | 40 | 180 | 4件不合格 |
| 试验二 | 是 | 40 | 180 | 4件合格 |
), ArticleFig(id=1320423036780655454, tenantId=1146029695717560320, journalId=1319355204128309394, articleId=1320423028190720746, language=CN, label=表4, caption=
侧弯试验结果
, figureFileSmall=null, figureFileBig=null, tableContent=
试验 编号 | 是否 脉冲 | 弯曲直径 (D=4s)/mm | 弯曲角度/(°) | 判定结果 |
|---|
| 试验一 | 否 | 40 | 180 | 4件不合格 |
| 试验二 | 是 | 40 | 180 | 4件合格 |
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