EP2796584A4 - High-strength steel sheet and process for producing same - Google Patents
High-strength steel sheet and process for producing sameInfo
- Publication number
- EP2796584A4 EP2796584A4 EP12860717.3A EP12860717A EP2796584A4 EP 2796584 A4 EP2796584 A4 EP 2796584A4 EP 12860717 A EP12860717 A EP 12860717A EP 2796584 A4 EP2796584 A4 EP 2796584A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- steel sheet
- strength steel
- producing same
- producing
- same
- 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
- 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
-
- 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
- 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
- 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
- C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
- C21D8/0421—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the working steps
- C21D8/0426—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
- C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
- C21D8/0447—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the heat treatment
- C21D8/0463—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing 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
-
- 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
- C22C38/12—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
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
-
- 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
- C21D1/26—Methods of 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
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/005—Ferrite
-
- 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
- C21D2211/009—Pearlite
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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011276997A JP5316634B2 (en) | 2011-12-19 | 2011-12-19 | High-strength steel sheet with excellent workability and method for producing the same |
PCT/JP2012/007663 WO2013094130A1 (en) | 2011-12-19 | 2012-11-29 | High-strength steel sheet and process for producing same |
Publications (3)
Publication Number | Publication Date |
---|---|
EP2796584A1 EP2796584A1 (en) | 2014-10-29 |
EP2796584A4 true EP2796584A4 (en) | 2015-10-14 |
EP2796584B1 EP2796584B1 (en) | 2018-03-07 |
Family
ID=48668049
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP12860717.3A Not-in-force EP2796584B1 (en) | 2011-12-19 | 2012-11-29 | High-strength steel sheet and process for producing same |
Country Status (7)
Country | Link |
---|---|
US (1) | US20140332123A1 (en) |
EP (1) | EP2796584B1 (en) |
JP (1) | JP5316634B2 (en) |
KR (1) | KR101624439B1 (en) |
CN (1) | CN104011240B (en) |
IN (1) | IN2014KN01170A (en) |
WO (1) | WO2013094130A1 (en) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5874376B2 (en) * | 2011-12-19 | 2016-03-02 | Jfeスチール株式会社 | High-strength steel sheet with excellent workability and method for producing the same |
CN104674138A (en) * | 2015-03-20 | 2015-06-03 | 苏州科胜仓储物流设备有限公司 | Friction-resistant steel plate for narrow path type goods shelf and thermal treatment technology of friction-resistant steel plate |
CN104694854A (en) * | 2015-03-20 | 2015-06-10 | 苏州科胜仓储物流设备有限公司 | High-strength steel plate for cantilever type goods shelves and heat processing process thereof |
US10858717B2 (en) | 2015-08-11 | 2020-12-08 | Jfe Steel Corporation | Material for high strength steel sheets, hot rolled material for high strength steel sheets, hot-rolled and annealed material for high strength steel sheets, high strength steel sheet, high strength hot-dip-coated steel sheet, high strength electroplated steel sheet, and method of manufacturing same |
JP6179584B2 (en) * | 2015-12-22 | 2017-08-16 | Jfeスチール株式会社 | High strength steel plate with excellent bendability and method for producing the same |
JP6260676B2 (en) | 2016-03-29 | 2018-01-17 | Jfeスチール株式会社 | Hot press steel plate and method for manufacturing the same, and hot press member and method for manufacturing the same |
WO2017168948A1 (en) | 2016-03-29 | 2017-10-05 | Jfeスチール株式会社 | Steel sheet for hot pressing and production method therefor, and hot press member and production method therefor |
CN109423577B (en) * | 2017-08-30 | 2021-01-12 | 宝山钢铁股份有限公司 | High-strength multi-phase steel tinning raw plate and manufacturing method thereof |
KR102597734B1 (en) * | 2019-02-28 | 2023-11-02 | 제이에프이 스틸 가부시키가이샤 | Steel plates, members and their manufacturing methods |
JP7235621B2 (en) * | 2019-08-27 | 2023-03-08 | 株式会社神戸製鋼所 | Steel plate for low-strength hot stamping, hot stamped parts, and method for manufacturing hot stamped parts |
DE102020203564A1 (en) * | 2020-03-19 | 2021-09-23 | Sms Group Gmbh | Process for producing a rolled multiphase steel strip with special properties |
CN116752036A (en) * | 2023-05-25 | 2023-09-15 | 鞍钢股份有限公司 | High-elongation high-flange ultrathin 610 MPa-level steel plate for automobile girder and production method |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1001041A1 (en) * | 1998-11-10 | 2000-05-17 | Kawasaki Steel Corporation | Hot rolled steel sheet having an ultrafine grain structure and process for producing steel sheet |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0762178B2 (en) | 1990-07-30 | 1995-07-05 | 新日本製鐵株式会社 | Method for producing high strength hot rolled steel sheet with excellent stretch flangeability and ductility |
JPH0826433B2 (en) * | 1992-12-28 | 1996-03-13 | 株式会社神戸製鋼所 | High strength hot rolled steel sheet with excellent stretch flangeability |
JPH09143611A (en) * | 1995-11-21 | 1997-06-03 | Nippon Steel Corp | Hot rolled high strength steel sheet excellent in formability and fatigue characteristic and having thermal softening resistance |
JPH1192855A (en) * | 1997-09-22 | 1999-04-06 | Natl Res Inst For Metals | Steel having ultrafine double phase structure |
JP3539548B2 (en) * | 1999-09-20 | 2004-07-07 | Jfeスチール株式会社 | Manufacturing method of high tensile hot rolled steel sheet for processing |
KR100572179B1 (en) * | 1999-10-22 | 2006-04-18 | 제이에프이 스틸 가부시키가이샤 | Hot-dip galvanized steel sheet having high strength and also being excellent in formability and galvanizing property |
JP4306078B2 (en) * | 2000-02-15 | 2009-07-29 | Jfeスチール株式会社 | High tensile hot-rolled steel sheet excellent in bake hardenability and impact resistance and method for producing the same |
DE60127879T2 (en) * | 2000-02-29 | 2007-09-06 | Jfe Steel Corp. | High strength hot rolled steel sheet with excellent stretch aging properties |
JP2001342520A (en) * | 2000-06-02 | 2001-12-14 | Nippon Steel Corp | Method for manufacturing high tension steel of low yield ratio and superior toughness with little fluctuation of material property |
JP3680262B2 (en) * | 2000-06-28 | 2005-08-10 | Jfeスチール株式会社 | Hot-dip galvanized steel sheet with excellent stretch flangeability and manufacturing method thereof |
JP3917361B2 (en) * | 2000-11-16 | 2007-05-23 | 株式会社神戸製鋼所 | Method for producing high-strength hot-rolled steel sheet with excellent uniformity and workability of material in coil |
JP3793490B2 (en) | 2002-08-07 | 2006-07-05 | 新日本製鐵株式会社 | High-strength hot-rolled steel sheet for processing excellent in strength-hole expansion ratio balance and shape freezing property, and method for producing the same |
JP3858803B2 (en) | 2002-10-18 | 2006-12-20 | 住友金属工業株式会社 | Hot-rolled steel material and manufacturing method thereof |
JP4507494B2 (en) * | 2003-01-17 | 2010-07-21 | Jfeスチール株式会社 | Method for producing high strength steel with excellent fatigue strength |
JP4466619B2 (en) * | 2006-07-05 | 2010-05-26 | Jfeスチール株式会社 | High tensile welded steel pipe for automobile structural members and method for manufacturing the same |
JP4923982B2 (en) * | 2006-11-29 | 2012-04-25 | Jfeスチール株式会社 | High-strength hot-rolled steel sheet with excellent stretch flange characteristics and stretch characteristics after processing |
JP4998756B2 (en) * | 2009-02-25 | 2012-08-15 | Jfeスチール株式会社 | High-strength hot-dip galvanized steel sheet excellent in workability and manufacturing method thereof |
JP5372696B2 (en) * | 2009-10-20 | 2013-12-18 | 杏林製薬株式会社 | Determination of dimethylaminoethyl methacrylate-containing copolymer |
KR101382664B1 (en) * | 2009-11-17 | 2014-04-07 | 신닛테츠스미킨 카부시키카이샤 | Steel wire for low temperature annealing and producing method thereof |
JP5786318B2 (en) * | 2010-01-22 | 2015-09-30 | Jfeスチール株式会社 | High-strength hot-dip galvanized steel sheet with excellent fatigue characteristics and hole expansibility and method for producing the same |
JP5018934B2 (en) * | 2010-06-29 | 2012-09-05 | Jfeスチール株式会社 | High-strength steel sheet with excellent workability and method for producing the same |
CN102212747A (en) * | 2011-06-03 | 2011-10-12 | 首钢总公司 | Low-cost steel for automobile beam and manufacturing method thereof |
-
2011
- 2011-12-19 JP JP2011276997A patent/JP5316634B2/en active Active
-
2012
- 2012-11-29 KR KR1020147018870A patent/KR101624439B1/en active IP Right Grant
- 2012-11-29 US US14/363,166 patent/US20140332123A1/en not_active Abandoned
- 2012-11-29 CN CN201280063029.3A patent/CN104011240B/en active Active
- 2012-11-29 WO PCT/JP2012/007663 patent/WO2013094130A1/en active Application Filing
- 2012-11-29 EP EP12860717.3A patent/EP2796584B1/en not_active Not-in-force
- 2012-11-29 IN IN1170KON2014 patent/IN2014KN01170A/en unknown
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1001041A1 (en) * | 1998-11-10 | 2000-05-17 | Kawasaki Steel Corporation | Hot rolled steel sheet having an ultrafine grain structure and process for producing steel sheet |
Non-Patent Citations (1)
Title |
---|
See also references of WO2013094130A1 * |
Also Published As
Publication number | Publication date |
---|---|
EP2796584A1 (en) | 2014-10-29 |
IN2014KN01170A (en) | 2015-10-16 |
KR20140100994A (en) | 2014-08-18 |
CN104011240A (en) | 2014-08-27 |
JP2013127099A (en) | 2013-06-27 |
CN104011240B (en) | 2016-11-23 |
JP5316634B2 (en) | 2013-10-16 |
KR101624439B1 (en) | 2016-05-25 |
EP2796584B1 (en) | 2018-03-07 |
WO2013094130A1 (en) | 2013-06-27 |
US20140332123A1 (en) | 2014-11-13 |
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