KR101718275B1 - 용접 열 영향부의 인성이 우수한 강재 - Google Patents

용접 열 영향부의 인성이 우수한 강재 Download PDF

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KR101718275B1
KR101718275B1 KR1020157025566A KR20157025566A KR101718275B1 KR 101718275 B1 KR101718275 B1 KR 101718275B1 KR 1020157025566 A KR1020157025566 A KR 1020157025566A KR 20157025566 A KR20157025566 A KR 20157025566A KR 101718275 B1 KR101718275 B1 KR 101718275B1
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steel
rem
mass
less
toughness
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KR1020157025566A
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KR20150119391A (ko
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다카시 스기타니
마사키 시마모토
히데노리 나코
세이 기무라
신스케 사토
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가부시키가이샤 고베 세이코쇼
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    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • C—CHEMISTRY; METALLURGY
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    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
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    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
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    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
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    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
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    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
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    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • C—CHEMISTRY; METALLURGY
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    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
    • C—CHEMISTRY; METALLURGY
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    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/20—Ferrous alloys, e.g. steel alloys containing chromium with copper
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    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium with molybdenum or tungsten
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/24—Ferrous alloys, e.g. steel alloys containing chromium with vanadium
    • C—CHEMISTRY; METALLURGY
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    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/26—Ferrous alloys, e.g. steel alloys containing chromium with niobium or tantalum
    • C—CHEMISTRY; METALLURGY
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    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/28—Ferrous alloys, e.g. steel alloys containing chromium with titanium or zirconium
    • C—CHEMISTRY; METALLURGY
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    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/32—Ferrous alloys, e.g. steel alloys containing chromium with boron
    • C—CHEMISTRY; METALLURGY
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    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of manganese
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/004—Dispersions; Precipitations
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0226—Hot rolling

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Heat Treatment Of Steel (AREA)
KR1020157025566A 2013-03-22 2014-03-17 용접 열 영향부의 인성이 우수한 강재 KR101718275B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPJP-P-2013-060452 2013-03-22
JP2013060452A JP6226542B2 (ja) 2013-03-22 2013-03-22 溶接熱影響部の靭性に優れた鋼材
PCT/JP2014/057205 WO2014148447A1 (fr) 2013-03-22 2014-03-17 Matériau acier présentant une résistance supérieure dans une zone affectée par la chaleur de soudage

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KR20150119391A KR20150119391A (ko) 2015-10-23
KR101718275B1 true KR101718275B1 (ko) 2017-03-20

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EP (1) EP2977479B1 (fr)
JP (1) JP6226542B2 (fr)
KR (1) KR101718275B1 (fr)
CN (1) CN105051229B (fr)
WO (1) WO2014148447A1 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6301805B2 (ja) * 2014-10-17 2018-03-28 株式会社神戸製鋼所 溶接熱影響部の靭性に優れたタンク用厚鋼板
JP2016216819A (ja) * 2015-05-22 2016-12-22 株式会社神戸製鋼所 厚鋼板及び溶接継手
JP2017106107A (ja) * 2015-12-04 2017-06-15 株式会社神戸製鋼所 溶接熱影響部の低温靭性劣化および溶接熱影響部の硬さを抑制した高降伏強度を有する非調質鋼板
WO2017141424A1 (fr) * 2016-02-19 2017-08-24 新日鐵住金株式会社 Acier
WO2017141425A1 (fr) * 2016-02-19 2017-08-24 新日鐵住金株式会社 Acier
CN107709599B (zh) * 2016-04-19 2018-10-02 新日铁住金株式会社 钢材
JP6828638B2 (ja) * 2017-08-14 2021-02-10 日本製鉄株式会社 鋼板および鋼板の製造方法
JP2018016890A (ja) * 2017-09-26 2018-02-01 株式会社神戸製鋼所 溶接熱影響部の靱性に優れたタンク用厚鋼板
JP7172100B2 (ja) * 2018-04-02 2022-11-16 日本製鉄株式会社 無方向性電磁鋼板
JP7328491B2 (ja) * 2018-11-09 2023-08-17 日本製鉄株式会社 無方向性電磁鋼板
KR102648171B1 (ko) 2019-06-27 2024-03-19 닛폰세이테츠 가부시키가이샤 강재 및 그 제조 방법
CN114086069B (zh) * 2021-03-04 2022-05-20 东北大学 一种含镁细晶粒热轧板带钢及其制备方法
CN114075617B (zh) * 2021-09-30 2023-05-16 山东钢铁股份有限公司 一种降低钢材中TiN夹杂危害性的方法

Citations (4)

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Publication number Priority date Publication date Assignee Title
JP2011038180A (ja) 2009-07-15 2011-02-24 Kobe Steel Ltd 溶接熱影響部の靱性に優れた鋼材およびその製造方法
JP2011127220A (ja) 2009-11-18 2011-06-30 Kobe Steel Ltd 溶接熱影響部の靱性に優れた鋼材の製造方法
JP2011219797A (ja) * 2010-04-07 2011-11-04 Kobe Steel Ltd 溶接熱影響部の靭性に優れた厚鋼板
JP2012162797A (ja) * 2011-01-18 2012-08-30 Kobe Steel Ltd 溶接熱影響部の靱性に優れた鋼材およびその製造方法

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JPH11264048A (ja) 1998-03-16 1999-09-28 Nippon Steel Corp 溶接部靱性の優れた高強度鋼板
JP4144121B2 (ja) 1999-07-06 2008-09-03 Ｊｆｅスチール株式会社 母材および溶接熱影響部の靱性に優れた非調質高張力鋼材
JP4762450B2 (ja) 2001-08-06 2011-08-31 新日本製鐵株式会社 母材靭性と溶接部ｈａｚ靭性に優れた高強度溶接構造用鋼の製造方法
JP4039223B2 (ja) 2002-01-22 2008-01-30 Ｊｆｅスチール株式会社 超大入熱溶接熱影響部靭性に優れた厚鋼板およびその製造方法
JP4261968B2 (ja) 2003-04-24 2009-05-13 新日本製鐵株式会社 溶接熱影響部靭性の優れた鋼材およびその製造方法
JP4515428B2 (ja) * 2006-09-29 2010-07-28 株式会社神戸製鋼所 溶接熱影響部の靭性および脆性破壊発生特性に優れた鋼材およびその製法
JP5201665B2 (ja) * 2007-11-13 2013-06-05 株式会社神戸製鋼所 大入熱溶接時の熱影響部の靭性に優れた溶接用高張力厚鋼板
JP2009179844A (ja) * 2008-01-30 2009-08-13 Kobe Steel Ltd 溶接熱影響部の靭性に優れた高張力厚鋼板
JP5231042B2 (ja) * 2008-02-20 2013-07-10 株式会社神戸製鋼所 溶接熱影響部の靭性に優れた鋼材およびその製造方法
JP5342902B2 (ja) * 2009-03-11 2013-11-13 株式会社神戸製鋼所 溶接熱影響部の靭性および母材疲労特性に優れた鋼材およびその製造方法
JP5158272B2 (ja) * 2011-03-10 2013-03-06 新日鐵住金株式会社 伸びフランジ性と曲げ加工性に優れた高強度鋼板およびその溶鋼の溶製方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011038180A (ja) 2009-07-15 2011-02-24 Kobe Steel Ltd 溶接熱影響部の靱性に優れた鋼材およびその製造方法
JP2011127220A (ja) 2009-11-18 2011-06-30 Kobe Steel Ltd 溶接熱影響部の靱性に優れた鋼材の製造方法
JP2011219797A (ja) * 2010-04-07 2011-11-04 Kobe Steel Ltd 溶接熱影響部の靭性に優れた厚鋼板
JP2012162797A (ja) * 2011-01-18 2012-08-30 Kobe Steel Ltd 溶接熱影響部の靱性に優れた鋼材およびその製造方法

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EP2977479A1 (fr) 2016-01-27
KR20150119391A (ko) 2015-10-23
JP2014185364A (ja) 2014-10-02
EP2977479A4 (fr) 2016-11-30
JP6226542B2 (ja) 2017-11-08
CN105051229B (zh) 2017-03-15
EP2977479B1 (fr) 2018-04-25
WO2014148447A1 (fr) 2014-09-25
CN105051229A (zh) 2015-11-11

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