AU5067998A - High-strength steels having high impact energy absorption properties and a method for producing the same - Google Patents

High-strength steels having high impact energy absorption properties and a method for producing the same

Info

Publication number
AU5067998A
AU5067998A AU50679/98A AU5067998A AU5067998A AU 5067998 A AU5067998 A AU 5067998A AU 50679/98 A AU50679/98 A AU 50679/98A AU 5067998 A AU5067998 A AU 5067998A AU 5067998 A AU5067998 A AU 5067998A
Authority
AU
Australia
Prior art keywords
producing
same
energy absorption
impact energy
absorption properties
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
Application number
AU50679/98A
Other versions
AU711873B2 (en
Inventor
Osamu Kawano
Yukihisa Kuriyama
Hidesato Mabuchi
Riki Okamoto
Yasuharu Sakuma
Manabu Takahashi
Yuzo Takahashi
Akihiro Uenishi
Junichi Wakita
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Steel Corp
Original Assignee
Nippon Steel and Sumitomo Metal Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27521028&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=AU5067998(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from JP33138096A external-priority patent/JPH10158735A/en
Priority claimed from JP22300597A external-priority patent/JPH1161326A/en
Priority claimed from JP25883497A external-priority patent/JP3530353B2/en
Priority claimed from JP25888797A external-priority patent/JP3530355B2/en
Application filed by Nippon Steel and Sumitomo Metal Corp filed Critical Nippon Steel and Sumitomo Metal Corp
Publication of AU5067998A publication Critical patent/AU5067998A/en
Application granted granted Critical
Publication of AU711873B2 publication Critical patent/AU711873B2/en
Assigned to NIPPON STEEL & SUMITOMO METAL CORPORATION reassignment NIPPON STEEL & SUMITOMO METAL CORPORATION Request to Amend Deed and Register Assignors: NIPPON STEEL CORPORATION
Anticipated expiration legal-status Critical
Expired legal-status Critical Current

Links

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
    • 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
    • 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/001—Austenite
    • 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
    • C21D2211/005—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
    • C21D2211/008—Martensite
    • 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
    • C21D8/0273—Final recrystallisation annealing

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials 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)
AU50679/98A 1996-11-28 1997-11-28 High-strength steels having high impact energy absorption properties and a method for producing the same Expired AU711873B2 (en)

Applications Claiming Priority (11)

Application Number Priority Date Filing Date Title
JP33138096A JPH10158735A (en) 1996-11-28 1996-11-28 Hot-rolled high strength steel sheet for automobile excellent in collision resistant safety and formability and its production
JP8-331380 1996-11-28
JP9-28296 1997-01-29
JP2829697 1997-01-29
JP9-223005 1997-08-06
JP22300597A JPH1161326A (en) 1997-08-06 1997-08-06 High strength automobile steel plate superior in collision safety and formability, and its manufacture
JP9-258887 1997-09-24
JP25883497A JP3530353B2 (en) 1997-09-24 1997-09-24 High-strength cold-rolled steel sheet with high dynamic deformation resistance for impact absorption at the time of collision and manufacturing method thereof
JP25888797A JP3530355B2 (en) 1997-09-24 1997-09-24 High-strength hot-rolled steel sheet with high dynamic deformation resistance for impact absorption at the time of collision and manufacturing method thereof
JP9-258834 1997-09-24
PCT/JP1997/004359 WO1998023785A1 (en) 1996-11-28 1997-11-28 High-strength steel plate having high dynamic deformation resistance and method of manufacturing the same

Publications (2)

Publication Number Publication Date
AU5067998A true AU5067998A (en) 1998-06-22
AU711873B2 AU711873B2 (en) 1999-10-21

Family

ID=27521028

Family Applications (1)

Application Number Title Priority Date Filing Date
AU50679/98A Expired AU711873B2 (en) 1996-11-28 1997-11-28 High-strength steels having high impact energy absorption properties and a method for producing the same

Country Status (7)

Country Link
EP (2) EP0952235B2 (en)
KR (1) KR100318213B1 (en)
CN (1) CN1078623C (en)
AU (1) AU711873B2 (en)
CA (1) CA2273334C (en)
TW (1) TW384313B (en)
WO (1) WO1998023785A1 (en)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2278841C (en) * 1997-01-29 2007-05-01 Nippon Steel Corporation High strength steels having excellent formability and high impact energy absorption properties, and a method for producing the same
JP3039862B1 (en) * 1998-11-10 2000-05-08 川崎製鉄株式会社 Hot-rolled steel sheet for processing with ultra-fine grains
JP4369545B2 (en) * 1998-11-30 2009-11-25 新日本製鐵株式会社 Ferritic sheet steel with excellent strain rate dependency and automobile using the same
JP4524850B2 (en) * 2000-04-27 2010-08-18 Ｊｆｅスチール株式会社 High-tensile cold-rolled steel sheet with excellent ductility and strain age hardening characteristics and method for producing high-tensile cold-rolled steel sheet
FR2830260B1 (en) 2001-10-03 2007-02-23 Kobe Steel Ltd DOUBLE-PHASE STEEL SHEET WITH EXCELLENT EDGE FORMABILITY BY STRETCHING AND METHOD OF MANUFACTURING THE SAME
JP3840436B2 (en) * 2002-07-12 2006-11-01 株式会社神戸製鋼所 High strength steel plate with excellent workability
JP3764411B2 (en) * 2002-08-20 2006-04-05 株式会社神戸製鋼所 Composite steel sheet with excellent bake hardenability
DE50205631D1 (en) * 2002-09-11 2006-04-06 Thyssenkrupp Stahl Ag Ferritic / martensitic steel with high strength and very fine structure
DE102004025717B9 (en) * 2004-05-26 2011-05-26 Voestalpine Stahl Gmbh High-strength multiphase steel with improved properties
JP4555694B2 (en) * 2005-01-18 2010-10-06 新日本製鐵株式会社 Bake-hardening hot-rolled steel sheet excellent in workability and method for producing the same
DE102005003551B4 (en) * 2005-01-26 2015-01-22 Volkswagen Ag Method for hot forming and hardening a steel sheet
JP4716359B2 (en) * 2005-03-30 2011-07-06 株式会社神戸製鋼所 High strength cold-rolled steel sheet excellent in uniform elongation and method for producing the same
JP5165236B2 (en) * 2006-12-27 2013-03-21 新日鐵住金ステンレス株式会社 Stainless steel plate for structural members with excellent shock absorption characteristics
US20130078135A1 (en) * 2010-03-29 2013-03-28 Joachim Antonissen Steel Product with Improved Weathering Characteristics in Saline Environment
WO2011135700A1 (en) * 2010-04-28 2011-11-03 住友金属工業株式会社 Hot rolled dual phase steel sheet having excellent dynamic strength, and method for producing same
BR112013011409A2 (en) * 2010-11-10 2016-08-02 Posco cold rolled / hot rolled high tensile steelmaking process having 590 mpa grade tensile strength, superior functionality and low mechanical property deviation
TWI450975B (en) * 2011-04-11 2014-09-01 China Steel Corp Process for making cementite grains in pearlite of steel cylindrical or spherical
JP5856002B2 (en) * 2011-05-12 2016-02-09 Ｊｆｅスチール株式会社 Collision energy absorbing member for automobiles excellent in impact energy absorbing ability and method for manufacturing the same
CN102286696B (en) * 2011-09-02 2013-01-02 北京科技大学 Preparation method of extra-deep drawing dual-phase steel with high plastic strain ratio
CN104755792B (en) * 2012-11-08 2016-08-17 杰富意钢铁株式会社 Impact absorbing member
CN105143486B (en) * 2013-04-15 2017-05-03 杰富意钢铁株式会社 High strength hot rolled steel sheet and method for producing same
CN103481847B (en) * 2013-09-26 2015-09-30 无锡阳工机械制造有限公司 A kind of composite material for automobile buffer beam
CN104789894A (en) * 2015-04-04 2015-07-22 王文姣 Heat treatment method of high-strength automobile bumper and high-strength automobile bumper
ES2818195T5 (en) † 2015-12-15 2023-11-30 Tata Steel Ijmuiden Bv High Strength Hot Dip Galvanized Steel Strip
CN105568145B (en) * 2015-12-24 2017-07-18 北京科技大学 A kind of strong dual phase sheet steel of automobile cold-rolled superelevation with decay resistance and preparation method thereof
CN108179364B (en) * 2017-12-28 2019-05-31 钢铁研究总院 A kind of structural alloy steel and preparation method thereof with high impact absorption energy
KR102164078B1 (en) * 2018-12-18 2020-10-13 주식회사 포스코 High strength hot-rolled steel sheet having excellentworkability, and method for manufacturing the same
CN114585759B (en) * 2019-10-11 2023-04-07 杰富意钢铁株式会社 High-strength steel sheet, impact absorbing member, and method for producing high-strength steel sheet
WO2021070639A1 (en) * 2019-10-11 2021-04-15 Ｊｆｅスチール株式会社 High-strength steel sheet, impact absorbing member, and method for manufacturing high-strength steel sheet
CN112795833B (en) * 2020-11-19 2021-12-28 唐山钢铁集团有限责任公司 Production method of 1300 MPa-grade medium-nickel dual-phase steel continuous casting billet
CN117548603A (en) * 2023-10-26 2024-02-13 武汉理工大学 High-performance forging process based on aluminum alloy components

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59219473A (en) 1983-05-26 1984-12-10 Nippon Steel Corp Color etching solution and etching method
EP0295500B2 (en) * 1987-06-03 2003-09-10 Nippon Steel Corporation Hot rolled steel sheet with a high strength and a distinguished formability
JP2952624B2 (en) * 1991-05-30 1999-09-27 新日本製鐵株式会社 High yield ratio type hot rolled high strength steel sheet excellent in formability and spot weldability and its manufacturing method and high yield ratio type hot rolled high strength steel sheet excellent in formability and its manufacturing method
JP3169293B2 (en) * 1993-06-30 2001-05-21 川崎製鉄株式会社 Automotive thin steel sheet excellent in impact resistance and method for producing the same
US5470529A (en) † 1994-03-08 1995-11-28 Sumitomo Metal Industries, Ltd. High tensile strength steel sheet having improved formability
JPH07252592A (en) * 1994-03-15 1995-10-03 Nippon Steel Corp Hot rolled high strength steel sheet excellent in formability, low temperature toughness and fatigue property
TW363082B (en) * 1994-04-26 1999-07-01 Nippon Steel Corp Steel sheet having high strength and being suited to deep drawing and process for producing the same

Also Published As

Publication number Publication date
EP0952235A4 (en) 2003-05-21
EP0952235B2 (en) 2015-09-30
EP2314730A1 (en) 2011-04-27
CA2273334C (en) 2006-03-28
EP2314730B1 (en) 2012-03-21
KR20000057266A (en) 2000-09-15
EP0952235A1 (en) 1999-10-27
CN1078623C (en) 2002-01-30
EP0952235B1 (en) 2011-10-12
CN1241219A (en) 2000-01-12
KR100318213B1 (en) 2001-12-22
TW384313B (en) 2000-03-11
CA2273334A1 (en) 1998-06-04
AU711873B2 (en) 1999-10-21
WO1998023785A1 (en) 1998-06-04

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