Article(id=1308544099486106344, tenantId=1146029695717560320, journalId=1268266715432370238, issueId=1308544094092222643, articleNumber=null, orderNo=null, doi=10.3969/j.issn.1006-4613.2026.04.005, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=null, receivedDateStr=null, revisedDate=1773072000000, revisedDateStr=2026-03-10, acceptedDate=null, acceptedDateStr=null, onlineDate=1789910824891, onlineDateStr=2026-09-20, pubDate=null, pubDateStr=null, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1789910824891, onlineIssueDateStr=2026-09-20, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1789910824891, creator=13701087609, updateTime=1789910824891, updator=13701087609, issue=Issue{id=1308544094092222643, tenantId=1146029695717560320, journalId=1268266715432370238, year='2026', volume='', issue='4', pageStart='1', pageEnd='72', issueExtLink='null', onlineDate='null', pubDate='1786291200000', pubDateStr='2026-08-10', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1789910823605, creator='13701087609', updateTime=1789955282254, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext={EN=IssueExt(id=1308730567286415933, tenantId=1146029695717560320, journalId=1268266715432370238, issueId=1308544094092222643, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1308730567286415934, tenantId=1146029695717560320, journalId=1268266715432370238, issueId=1308544094092222643, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null, downloadFileDto=null}, startPage=38, endPage=45, ext={EN=ArticleExt(id=1308544101272879849, articleId=1308544099486106344, tenantId=1146029695717560320, journalId=1268266715432370238, language=EN, title=Effects of Carbon Contents and Process Regimes on the Microstructure and Properties of Low-alloy Ultra-high Strength Hot-rolled Steel Plate, columnId=1268934131263115797, journalTitle=Angang Technology, columnName=Research and Development, runingTitle=null, highlight=null, articleAbstract=

Low-alloy ultra-high strength steel was used as the raw material to investigate the influence of different carbon contents and process regimes on the microstructure and properties of low-alloy ultra-high strength steel. The results showed that when the coiling temperature was 680 ℃, the microstructure consisted of ferrite and pearlite. When the coiling temperature is 600° C, the microstructure comprised ferrite, pearlite, and bainite.When the coiling temperature was reduced to 450 ℃, the microstructure transformed into bainite. After high-temperature heat treatment at 930 ℃, 900 ℃ and 850 ℃ respectively, the microstructure was refined to different degrees, and the yield strength and tensile strength of all specimens were decreased correspondingly. The specimen with a carbon content of 0.22% exhibited optimal comprehensive properties. The yield strength of the hot-rolled plate was 366 MPa, the tensile strength was 582 MPa, the fracture elongation (A50 mm) was 27.2%, the tensile strength after heat treatment reached 1 466 MPa, the fracture elongation (A50 mm) was 16.1%, the surface Brinell hardness was 448, and the impact energy at -20 ℃ is 35 J. Through carbon content control and process optimization, the comprehensive properties of low-alloy ultra-high strength steel could be effectively enhanced, thus meeting the stringent performance requirements for materials in modern industries.

, authors=Chengqian SUN1, 2, Yi DONG1, 2, Xiaoguang SHI1, 2, Junxiong WANG1, 2, Xin XU1, 2, Li LIN1, 2, Chufei HAN1, 2, Zhi LI1, 2, authorsList=Chengqian SUN, Yi DONG, Xiaoguang SHI, Junxiong WANG, Xin XU, Li LIN, Chufei HAN, Zhi 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=1308544101541315306, articleId=1308544099486106344, tenantId=1146029695717560320, journalId=1268266715432370238, language=CN, title=C含量及工艺制度对低合金超高强热轧钢板组织和性能影响, columnId=1268934131426693655, journalTitle=鞍钢技术, columnName=研究与开发, runingTitle=null, highlight=null, articleAbstract=

以低合金超高强钢为原材料,研究不同C含量及工艺制度对其组织和性能的影响。研究结果表明,当卷取温度为680 ℃时,组织为铁素体和珠光体,当卷取温度为600 ℃时,组织为铁素体、珠光体和贝氏体,当卷取温度降低至450 ℃时,组织转变为贝氏体。在分别经过930 ℃、900 ℃、850 ℃高温热处理后,组织得到不同程度细化,各试样的屈服强度和抗拉强度均有不同程度的降低。在C含量为0.22%时具有最优的综合性能,热轧原板屈服强度为366 MPa、抗拉强度为582 MPa、断后伸长率A50 mm为27.2%,热处理后抗拉强度为1 466 MPa、断后伸长率A50 mm为16.1%,表面布氏硬度为448,-20 ℃冲击功为35 J。通过C含量控制和工艺的优化,可以有效提升低合金超高强钢的综合性能,以满足现代工业对材料性能的严苛要求。

, authors=孙成钱1, 2, 董毅1, 2, 时晓光1, 2, 王俊雄1, 2, 徐鑫1, 2, 林利1, 2, 韩楚菲1, 2, 李智1, 2, authorsList=孙成钱, 董毅, 时晓光, 王俊雄, 徐鑫, 林利, 韩楚菲, 李智, authorCompany=null, correspAuthors=null, authorNote=

孙成钱,硕士,正高级工程师,2008年毕业于辽宁科技大学材料加工专业。E-mail:

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孙成钱,硕士,正高级工程师,2008年毕业于辽宁科技大学材料加工专业。E-mail:

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孙成钱,硕士,正高级工程师,2008年毕业于辽宁科技大学材料加工专业。E-mail:

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C含量及工艺制度对低合金超高强热轧钢板组织和性能影响
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孙成钱 1, 2 , 董毅 1, 2 , 时晓光 1, 2 , 王俊雄 1, 2 , 徐鑫 1, 2 , 林利 1, 2 , 韩楚菲 1, 2 , 李智 1, 2
鞍钢技术 | 研究与开发 2026,(4): 38-45
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鞍钢技术 |研究与开发 2026 , (4) : 38 -45
C含量及工艺制度对低合金超高强热轧钢板组织和性能影响
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孙成钱1, 2 , 董毅1, 2, 时晓光1, 2, 王俊雄1, 2, 徐鑫1, 2, 林利1, 2, 韩楚菲1, 2, 李智1, 2
作者信息
  • 1.海洋装备金属材料及其应用全国重点实验室,辽宁 鞍山 114009
  • 2.鞍钢集团钢铁研究院,辽宁 鞍山 114009
作者简介:

孙成钱,硕士,正高级工程师,2008年毕业于辽宁科技大学材料加工专业。E-mail:

Effects of Carbon Contents and Process Regimes on the Microstructure and Properties of Low-alloy Ultra-high Strength Hot-rolled Steel Plate
Chengqian SUN1, 2 , Yi DONG1, 2, Xiaoguang SHI1, 2, Junxiong WANG1, 2, Xin XU1, 2, Li LIN1, 2, Chufei HAN1, 2, Zhi LI1, 2
Affiliations
  • 1.State Key Laboratory of Metallic Materials for Marine Equipment and Applications, Anshan 114009, Liaoning, China
  • 2.Ansteel Iron & Steel Research Institutes, Anshan 114009, Liaoning, China
doi: 10.3969/j.issn.1006-4613.2026.04.005
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以低合金超高强钢为原材料,研究不同C含量及工艺制度对其组织和性能的影响。研究结果表明,当卷取温度为680 ℃时,组织为铁素体和珠光体,当卷取温度为600 ℃时,组织为铁素体、珠光体和贝氏体,当卷取温度降低至450 ℃时,组织转变为贝氏体。在分别经过930 ℃、900 ℃、850 ℃高温热处理后,组织得到不同程度细化,各试样的屈服强度和抗拉强度均有不同程度的降低。在C含量为0.22%时具有最优的综合性能,热轧原板屈服强度为366 MPa、抗拉强度为582 MPa、断后伸长率A50 mm为27.2%,热处理后抗拉强度为1 466 MPa、断后伸长率A50 mm为16.1%,表面布氏硬度为448,-20 ℃冲击功为35 J。通过C含量控制和工艺的优化,可以有效提升低合金超高强钢的综合性能,以满足现代工业对材料性能的严苛要求。

低合金超高强钢  /  C含量  /  工艺制度  /  力学性能

Low-alloy ultra-high strength steel was used as the raw material to investigate the influence of different carbon contents and process regimes on the microstructure and properties of low-alloy ultra-high strength steel. The results showed that when the coiling temperature was 680 ℃, the microstructure consisted of ferrite and pearlite. When the coiling temperature is 600° C, the microstructure comprised ferrite, pearlite, and bainite.When the coiling temperature was reduced to 450 ℃, the microstructure transformed into bainite. After high-temperature heat treatment at 930 ℃, 900 ℃ and 850 ℃ respectively, the microstructure was refined to different degrees, and the yield strength and tensile strength of all specimens were decreased correspondingly. The specimen with a carbon content of 0.22% exhibited optimal comprehensive properties. The yield strength of the hot-rolled plate was 366 MPa, the tensile strength was 582 MPa, the fracture elongation (A50 mm) was 27.2%, the tensile strength after heat treatment reached 1 466 MPa, the fracture elongation (A50 mm) was 16.1%, the surface Brinell hardness was 448, and the impact energy at -20 ℃ is 35 J. Through carbon content control and process optimization, the comprehensive properties of low-alloy ultra-high strength steel could be effectively enhanced, thus meeting the stringent performance requirements for materials in modern industries.

low-alloy ultra-high strength steel  /  carbon content  /  process regimes  /  mechanical property
孙成钱, 董毅, 时晓光, 王俊雄, 徐鑫, 林利, 韩楚菲, 李智. C含量及工艺制度对低合金超高强热轧钢板组织和性能影响. 鞍钢技术, 2026 , (4) : 38 -45 . DOI: 10.3969/j.issn.1006-4613.2026.04.005
Chengqian SUN, Yi DONG, Xiaoguang SHI, Junxiong WANG, Xin XU, Li LIN, Chufei HAN, Zhi LI. Effects of Carbon Contents and Process Regimes on the Microstructure and Properties of Low-alloy Ultra-high Strength Hot-rolled Steel Plate[J]. Angang Technology, 2026 , (4) : 38 -45 . DOI: 10.3969/j.issn.1006-4613.2026.04.005

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2026年第卷第4期
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doi: 10.3969/j.issn.1006-4613.2026.04.005
  • 首发时间:2026-09-20
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  • 修回日期:2026-03-10
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    1.海洋装备金属材料及其应用全国重点实验室,辽宁 鞍山 114009
    2.鞍钢集团钢铁研究院,辽宁 鞍山 114009
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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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