EP3730655A4 - Hochfeste stahlplatte und herstellungsverfahren dafür - Google Patents
Hochfeste stahlplatte und herstellungsverfahren dafür Download PDFInfo
- Publication number
- EP3730655A4 EP3730655A4 EP18891912.0A EP18891912A EP3730655A4 EP 3730655 A4 EP3730655 A4 EP 3730655A4 EP 18891912 A EP18891912 A EP 18891912A EP 3730655 A4 EP3730655 A4 EP 3730655A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- manufacturing
- steel sheet
- high strength
- strength steel
- method therefor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 229910000831 Steel Inorganic materials 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 239000010959 steel Substances 0.000 title 1
Classifications
-
- 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
- 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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/18—Hardening; Quenching with or without subsequent tempering
-
- 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
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/004—Heat treatment of ferrous alloys containing Cr and Ni
-
- 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
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/005—Heat treatment of ferrous alloys containing Mn
-
- 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
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/008—Heat treatment of ferrous alloys containing Si
-
- 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
- C21D8/0205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips of ferrous 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
- 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
-
- 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
- C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
-
- 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
- C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
- C21D8/0263—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment following hot rolling
-
- 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
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
-
- 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
- C22C38/04—Ferrous alloys, e.g. steel alloys containing 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
- C22C38/06—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
- C22C38/18—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
- C22C38/58—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
- C21D2211/002—Bainite
-
- 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
- C21D2211/008—Martensite
Landscapes
- 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)
- Heat Treatment Of Steel (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020170178924A KR102031450B1 (ko) | 2017-12-24 | 2017-12-24 | 고강도 강판 및 그 제조방법 |
PCT/KR2018/014855 WO2019124793A1 (ko) | 2017-12-24 | 2018-11-28 | 고강도 강판 및 그 제조방법 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP3730655A4 true EP3730655A4 (de) | 2020-10-28 |
EP3730655A1 EP3730655A1 (de) | 2020-10-28 |
EP3730655B1 EP3730655B1 (de) | 2022-05-18 |
Family
ID=66993726
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP18891912.0A Active EP3730655B1 (de) | 2017-12-24 | 2018-11-28 | Hochfeste stahlplatte und herstellungsverfahren dafür |
Country Status (6)
Country | Link |
---|---|
US (1) | US20200347478A1 (de) |
EP (1) | EP3730655B1 (de) |
JP (1) | JP7096337B2 (de) |
KR (1) | KR102031450B1 (de) |
CN (1) | CN111566249B (de) |
WO (1) | WO2019124793A1 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115478134A (zh) * | 2022-09-27 | 2022-12-16 | 首钢集团有限公司 | 一种钢板轧后直接淬火的方法 |
CN115558863B (zh) * | 2022-10-19 | 2023-04-07 | 鞍钢集团北京研究院有限公司 | 一种屈服强度≥750MPa的低屈强比海工钢及其生产工艺 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100833069B1 (ko) * | 2006-12-13 | 2008-05-27 | 주식회사 포스코 | 내hic특성 및 haz 인성이 우수한 인장강도 500㎫급압력용기용 강판 및 그 제조 방법 |
WO2010074473A2 (en) * | 2008-12-26 | 2010-07-01 | Posco | High strength steel plate for nuclear reactor containment vessel and method of manufacturing the same |
JP2014218707A (ja) * | 2013-05-09 | 2014-11-20 | Jfeスチール株式会社 | 耐水素誘起割れ性に優れた調質鋼板及びその製造方法 |
JP2015124435A (ja) * | 2013-12-27 | 2015-07-06 | Jfeスチール株式会社 | 脆性亀裂伝播停止特性に優れる原子炉格納容器用厚鋼板 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4475023B2 (ja) * | 2004-06-10 | 2010-06-09 | 住友金属工業株式会社 | 低温靱性に優れた超高強度ベンド管 |
CN101962741B (zh) * | 2009-07-24 | 2012-08-08 | 宝山钢铁股份有限公司 | 一种调质钢板及其制造方法 |
KR101271990B1 (ko) * | 2009-12-01 | 2013-06-05 | 주식회사 포스코 | 고강도 강판 및 그 제조방법 |
CN103320701B (zh) * | 2012-03-23 | 2016-08-03 | 宝山钢铁股份有限公司 | 一种铁素体贝氏体先进高强度钢板及其制造方法 |
CN104619876B (zh) | 2012-09-13 | 2016-12-21 | 杰富意钢铁株式会社 | 热轧钢板及其制造方法 |
WO2014162680A1 (ja) * | 2013-04-04 | 2014-10-09 | Jfeスチール株式会社 | 熱延鋼板およびその製造方法 |
KR101709432B1 (ko) * | 2013-05-14 | 2017-03-08 | 신닛테츠스미킨 카부시키카이샤 | 열연 강판 및 그 제조 방법 |
JP6024928B2 (ja) * | 2013-12-27 | 2016-11-16 | Jfeスチール株式会社 | 脆性亀裂伝播停止特性に優れる船舶用、海洋構造物用および水圧鉄管用厚鋼板およびその製造方法 |
KR20150101735A (ko) * | 2014-02-27 | 2015-09-04 | 현대제철 주식회사 | 강판 및 그 제조 방법 |
KR101657823B1 (ko) * | 2014-12-24 | 2016-09-20 | 주식회사 포스코 | 저온인성 및 수소유기균열 저항성이 우수한 강재 및 그 제조방법 |
WO2016152172A1 (ja) | 2015-03-26 | 2016-09-29 | Jfeスチール株式会社 | 構造管用厚肉鋼板、構造管用厚肉鋼板の製造方法、および構造管 |
KR102379935B1 (ko) * | 2017-09-19 | 2022-04-01 | 닛폰세이테츠 가부시키가이샤 | 강관 및 강판 |
-
2017
- 2017-12-24 KR KR1020170178924A patent/KR102031450B1/ko active IP Right Grant
-
2018
- 2018-11-28 CN CN201880082338.2A patent/CN111566249B/zh active Active
- 2018-11-28 US US16/957,021 patent/US20200347478A1/en active Pending
- 2018-11-28 WO PCT/KR2018/014855 patent/WO2019124793A1/ko unknown
- 2018-11-28 JP JP2020535011A patent/JP7096337B2/ja active Active
- 2018-11-28 EP EP18891912.0A patent/EP3730655B1/de active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100833069B1 (ko) * | 2006-12-13 | 2008-05-27 | 주식회사 포스코 | 내hic특성 및 haz 인성이 우수한 인장강도 500㎫급압력용기용 강판 및 그 제조 방법 |
WO2010074473A2 (en) * | 2008-12-26 | 2010-07-01 | Posco | High strength steel plate for nuclear reactor containment vessel and method of manufacturing the same |
JP2014218707A (ja) * | 2013-05-09 | 2014-11-20 | Jfeスチール株式会社 | 耐水素誘起割れ性に優れた調質鋼板及びその製造方法 |
JP2015124435A (ja) * | 2013-12-27 | 2015-07-06 | Jfeスチール株式会社 | 脆性亀裂伝播停止特性に優れる原子炉格納容器用厚鋼板 |
Non-Patent Citations (1)
Title |
---|
See also references of WO2019124793A1 * |
Also Published As
Publication number | Publication date |
---|---|
JP2021508774A (ja) | 2021-03-11 |
WO2019124793A1 (ko) | 2019-06-27 |
EP3730655B1 (de) | 2022-05-18 |
CN111566249A (zh) | 2020-08-21 |
JP7096337B2 (ja) | 2022-07-05 |
CN111566249B (zh) | 2022-05-13 |
US20200347478A1 (en) | 2020-11-05 |
KR20190077177A (ko) | 2019-07-03 |
KR102031450B1 (ko) | 2019-10-11 |
EP3730655A1 (de) | 2020-10-28 |
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