JP6446376B2 - 伸びが大きい超高強度材料を生成する方法 - Google Patents
伸びが大きい超高強度材料を生成する方法 Download PDFInfo
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- JP6446376B2 JP6446376B2 JP2015560627A JP2015560627A JP6446376B2 JP 6446376 B2 JP6446376 B2 JP 6446376B2 JP 2015560627 A JP2015560627 A JP 2015560627A JP 2015560627 A JP2015560627 A JP 2015560627A JP 6446376 B2 JP6446376 B2 JP 6446376B2
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- 239000000463 material Substances 0.000 title claims description 30
- 238000004519 manufacturing process Methods 0.000 title description 7
- 238000000034 method Methods 0.000 claims description 22
- 238000010438 heat treatment Methods 0.000 claims description 16
- 229910052751 metal Inorganic materials 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 10
- 238000001953 recrystallisation Methods 0.000 claims description 7
- 238000005482 strain hardening Methods 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 4
- 239000012535 impurity Substances 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- 229910052757 nitrogen Inorganic materials 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 claims 1
- 238000003754 machining Methods 0.000 claims 1
- 230000003014 reinforcing effect Effects 0.000 claims 1
- 238000007669 thermal treatment Methods 0.000 claims 1
- 229910000831 Steel Inorganic materials 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 229910052748 manganese Inorganic materials 0.000 description 6
- 239000011572 manganese Substances 0.000 description 6
- 238000005097 cold rolling Methods 0.000 description 5
- 229910000617 Mangalloy Inorganic materials 0.000 description 3
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 3
- 238000000137 annealing Methods 0.000 description 3
- 229910001566 austenite Inorganic materials 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- DALUDRGQOYMVLD-UHFFFAOYSA-N iron manganese Chemical compound [Mn].[Fe] DALUDRGQOYMVLD-UHFFFAOYSA-N 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 3
- 229910000794 TRIP steel Inorganic materials 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 238000005098 hot rolling Methods 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000011265 semifinished product Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 229910000937 TWIP steel Inorganic materials 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 229910000734 martensite Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 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
- C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium 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
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/002—Heat treatment of ferrous alloys containing Cr
-
- 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
- C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
- C21D8/0236—Cold 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
- C21D8/0273—Final recrystallisation annealing
-
- 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
- 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
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C30/00—Alloys containing less than 50% by weight of each constituent
-
- 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
- C22C38/02—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
-
- 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
- C21D2211/001—Austenite
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 Sheet Steel (AREA)
- Heat Treatment Of Steel (AREA)
Description
押圧ツールにおいて金属薄板ワークピースを冷間成形する工程と、
押圧された金属薄板ワークピースを500℃〜700℃の間の温度に加熱する工程と、
調整ツールにおいて、加熱された金属薄板ワークピースを調整する工程を含む。
−既定の化学組成を有する鋼スラブを準備する工程と、
−鋼スラブを1100℃〜1250℃に加熱する工程と、
−熱間圧延鋼板を形成するために700℃〜1000℃の熱間圧延温度で鋼スラブを熱間圧延する工程と、
−該熱間圧延板を冷間圧延して冷間圧延薄板を生成する工程と、
−冷間圧延薄板を500〜1000℃の温度で5秒〜20時間の持続する期間、焼鈍する工程を含み、
上記工程により、焼鈍処理された熱間および冷間圧延金属薄板においてほぼ100%のオーステナイトグレインのグレインサイズが40μm未満である微細構造が得られ、オーステナイト本体は、室温以下での変形時に、引張応力により誘発されるε−およびα′−マルテンサイト相以外のひずみ双晶を形成する。
1. 4〜30%のMn、
10〜30%のCr
1%未満のC
1%未満のN
残部は鉄および不可避的不純物。
2. 10〜30%超のMn
1.6%未満のC
1%未満のN
7%未満のAl
4%未満のSi
残部は鉄および不可避的不純物。
Claims (9)
- 質量%で、4〜30%のMn、10〜30%のCr、1.0%未満のC、1.0%未満のN、残部はFeの組成を有し、不可避の不純物を含むオーステナイト材料を加工硬化し、その後、該材料を200℃以上1100℃未満の温度範囲のうち再結晶温度以下で10秒〜10分の期間熱処理することにより、伸びが大きい超高強度材料を生成する方法。
- 請求項1に記載の方法であって、降伏強度Rp0.2を400MPa〜1300MPaの間に、引張強度Rmを800MPa〜1700MPaの間に、および伸び値A80を3%〜60%の間にするために、前記オーステナイト材料を加工硬化し、その後200℃以上1100℃未満の温度範囲のうち再結晶温度以下で10秒〜10分の期間熱処理することを特徴とする方法。
- 請求項1または2に記載の方法であって、熱処理は、600℃〜1000℃の温度範囲で、10秒〜10分の期間行われることを特徴とする方法。
- 請求項1ないし3のいずれかに記載の方法であって、熱処理は、移動する帯板で連続的に行われることを特徴とする方法。
- 請求項1ないし4のいずれかに記載の方法であって、熱処理は、帯板から切り取ったまたは打ち抜いた部材で、不連続的で行われることを特徴とする方法。
- 請求項1ないし5のいずれかに記載の方法であって、各部材は、加工硬化した帯板を切り取りまたは打ち抜き、次の工程で熱間加工されることを特徴とする方法。
- 請求項1ないし5のいずれかに記載の方法であって、各部材は、加工硬化した帯板を切り取りまたは打ち抜き、次の工程で冷間加工されたことを特徴とする方法。
- 請求項1ないし7のいずれかに記載の方法により生成された材料の、自動車および鉄道車両技術の分野の部材としての使用。
- 請求項8に記載の使用において、車体金属薄板パーツもしくは金属薄板補強要素として、構造部分として、または、車両シャーシとしての使用。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102013003516.3A DE102013003516A1 (de) | 2013-03-04 | 2013-03-04 | Verfahren zur Herstellung eines ultrahochfesten Werkstoffs mit hoher Dehnung |
DE102013003516.3 | 2013-03-04 | ||
PCT/EP2014/053845 WO2014135441A1 (en) | 2013-03-04 | 2014-02-27 | Method for producing an ultra high strength material with high elongation |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016514208A JP2016514208A (ja) | 2016-05-19 |
JP6446376B2 true JP6446376B2 (ja) | 2018-12-26 |
Family
ID=50628759
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015560627A Active JP6446376B2 (ja) | 2013-03-04 | 2014-02-27 | 伸びが大きい超高強度材料を生成する方法 |
Country Status (11)
Country | Link |
---|---|
US (1) | US10161024B2 (ja) |
EP (1) | EP2964791A1 (ja) |
JP (1) | JP6446376B2 (ja) |
KR (1) | KR101986876B1 (ja) |
CN (1) | CN105229177A (ja) |
BR (1) | BR112015021492A2 (ja) |
DE (1) | DE102013003516A1 (ja) |
MX (1) | MX2015011117A (ja) |
TW (1) | TWI605135B (ja) |
WO (1) | WO2014135441A1 (ja) |
ZA (1) | ZA201506340B (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101620756B1 (ko) * | 2014-12-22 | 2016-05-13 | 주식회사 포스코 | 차량의 필러부재 |
WO2017203309A1 (en) * | 2016-05-24 | 2017-11-30 | Arcelormittal | Twip steel sheet having an austenitic matrix |
DE102016117508B4 (de) | 2016-09-16 | 2019-10-10 | Salzgitter Flachstahl Gmbh | Verfahren zur Herstellung eines Stahlflachprodukts aus einem mittelmanganhaltigen Stahl und ein derartiges Stahlflachprodukt |
ES2842293T3 (es) * | 2016-11-23 | 2021-07-13 | Outokumpu Oy | Método para fabricar un componente de forma compleja |
US20190382875A1 (en) * | 2018-06-14 | 2019-12-19 | The Nanosteel Company, Inc. | High Strength Steel Alloys With Ductility Characteristics |
CN112662931B (zh) * | 2019-10-15 | 2022-07-12 | 中国石油化工股份有限公司 | 一种同时提高奥氏体钢强度和塑性的方法及其产品 |
MX2023005608A (es) | 2020-11-13 | 2023-05-29 | Acerinox Europa S A U | Acero inoxidable austenitico de bajo contenido en ni con propiedades de alta resistencia/ductilidad. |
Family Cites Families (15)
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JPS5911661B2 (ja) * | 1980-06-06 | 1984-03-16 | 川崎製鉄株式会社 | 低温用高マンガン非磁性鋼 |
JPS6043429A (ja) * | 1983-08-15 | 1985-03-08 | Kawasaki Steel Corp | オ−ステナイト系ステンレス冷延鋼板の調質方法 |
US5431753A (en) | 1991-12-30 | 1995-07-11 | Pohang Iron & Steel Co. Ltd. | Manufacturing process for austenitic high manganese steel having superior formability, strengths and weldability |
FR2796083B1 (fr) | 1999-07-07 | 2001-08-31 | Usinor | Procede de fabrication de bandes en alliage fer-carbone-manganese, et bandes ainsi produites |
DE10146616A1 (de) * | 2001-09-21 | 2002-07-04 | Hans Berns | Hochfester, kostengünstiger nichtrostender Stahl mit (C+N)-stabilisiertem Austenitgefüge |
DE10215598A1 (de) * | 2002-04-10 | 2003-10-30 | Thyssenkrupp Nirosta Gmbh | Nichtrostender Stahl, Verfahren zum Herstellen von spannungsrißfreien Formteilen und Formteil |
AT412727B (de) * | 2003-12-03 | 2005-06-27 | Boehler Edelstahl | Korrosionsbeständige, austenitische stahllegierung |
KR100742823B1 (ko) * | 2005-12-26 | 2007-07-25 | 주식회사 포스코 | 표면품질 및 도금성이 우수한 고망간 강판 및 이를 이용한도금강판 및 그 제조방법 |
JP5076544B2 (ja) * | 2007-02-21 | 2012-11-21 | Jfeスチール株式会社 | 缶用鋼板の製造方法 |
DE102009003598A1 (de) * | 2009-03-10 | 2010-09-16 | Max-Planck-Institut Für Eisenforschung GmbH | Korrosionsbeständiger austenitischer Stahl |
JP2011219809A (ja) * | 2010-04-08 | 2011-11-04 | Honda Motor Co Ltd | 高強度鋼板 |
DE102010020373A1 (de) | 2010-05-12 | 2011-11-17 | Voestalpine Stahl Gmbh | Verfahren zur Herstellung eines Bauteils aus einem Eisen-Mangan-Stahlblech |
CN102939394A (zh) * | 2010-06-10 | 2013-02-20 | 塔塔钢铁艾默伊登有限责任公司 | 生产奥氏体钢方法 |
IT1403129B1 (it) | 2010-12-07 | 2013-10-04 | Ct Sviluppo Materiali Spa | Procedimento per la produzione di acciaio ad alto manganese con resistenza meccanica e formabilità elevate, ed acciaio così ottenibile. |
CN102212660B (zh) * | 2011-06-14 | 2012-11-07 | 东北大学 | 一种无Ni高氮奥氏体不锈钢的强化退火方法 |
-
2013
- 2013-03-04 DE DE102013003516.3A patent/DE102013003516A1/de active Pending
-
2014
- 2014-02-27 US US14/772,700 patent/US10161024B2/en active Active
- 2014-02-27 BR BR112015021492A patent/BR112015021492A2/pt not_active Application Discontinuation
- 2014-02-27 WO PCT/EP2014/053845 patent/WO2014135441A1/en active Application Filing
- 2014-02-27 EP EP14720493.7A patent/EP2964791A1/en not_active Withdrawn
- 2014-02-27 KR KR1020157027174A patent/KR101986876B1/ko active IP Right Grant
- 2014-02-27 JP JP2015560627A patent/JP6446376B2/ja active Active
- 2014-02-27 MX MX2015011117A patent/MX2015011117A/es unknown
- 2014-02-27 CN CN201480011986.0A patent/CN105229177A/zh active Pending
- 2014-03-04 TW TW103107174A patent/TWI605135B/zh active
-
2015
- 2015-08-28 ZA ZA2015/06340A patent/ZA201506340B/en unknown
Also Published As
Publication number | Publication date |
---|---|
CN105229177A (zh) | 2016-01-06 |
TWI605135B (zh) | 2017-11-11 |
DE102013003516A1 (de) | 2014-09-04 |
EP2964791A1 (en) | 2016-01-13 |
MX2015011117A (es) | 2016-01-12 |
JP2016514208A (ja) | 2016-05-19 |
TW201443244A (zh) | 2014-11-16 |
KR101986876B1 (ko) | 2019-06-07 |
WO2014135441A1 (en) | 2014-09-12 |
ZA201506340B (en) | 2017-03-26 |
US20150376749A1 (en) | 2015-12-31 |
BR112015021492A2 (pt) | 2017-07-18 |
KR20150121229A (ko) | 2015-10-28 |
US10161024B2 (en) | 2018-12-25 |
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