TW200632105A - Bake hardening steel sheet having excellent workability and method for manufacturing the same - Google Patents

Bake hardening steel sheet having excellent workability and method for manufacturing the same

Info

Publication number
TW200632105A
TW200632105A TW095100846A TW95100846A TW200632105A TW 200632105 A TW200632105 A TW 200632105A TW 095100846 A TW095100846 A TW 095100846A TW 95100846 A TW95100846 A TW 95100846A TW 200632105 A TW200632105 A TW 200632105A
Authority
TW
Taiwan
Prior art keywords
less
steel sheet
hardening steel
bake hardening
cooling
Prior art date
Application number
TW095100846A
Other languages
English (en)
Other versions
TWI279443B (en
Inventor
Tatsuo Yokoi
Tetsuya Yamada
Fuminori Tasaki
Original Assignee
Nippon Steel 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
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Publication of TW200632105A publication Critical patent/TW200632105A/zh
Application granted granted Critical
Publication of TWI279443B publication Critical patent/TWI279443B/zh

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/22—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length
    • B21B1/24—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length in a continuous or semi-continuous process
    • B21B1/26—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length in a continuous or semi-continuous process by hot-rolling, e.g. Steckel hot mill
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B3/00—Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences ; Rolling of aluminium, copper, zinc or other non-ferrous metals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/01—Layered products comprising a layer of metal all layers being exclusively metallic
    • B32B15/013—Layered products comprising a layer of metal all layers being exclusively metallic one layer being formed of an iron alloy or steel, another layer being formed of a metal other than iron or aluminium
    • 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
    • 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
    • C22C38/02—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
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
    • C23C2/022—Pretreatment of the material to be coated, e.g. for coating on selected surface areas by heating
    • C23C2/0224—Two or more thermal pretreatments
    • 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

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)
  • Chemical Kinetics & Catalysis (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Metal Rolling (AREA)
  • Coating With Molten Metal (AREA)
TW095100846A 2005-01-18 2006-01-10 Bake hardening steel sheet having excellent workability and method for manufacturing the same TWI279443B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005010210A JP4555694B2 (ja) 2005-01-18 2005-01-18 加工性に優れる焼付け硬化型熱延鋼板およびその製造方法

Publications (2)

Publication Number Publication Date
TW200632105A true TW200632105A (en) 2006-09-16
TWI279443B TWI279443B (en) 2007-04-21

Family

ID=36692150

Family Applications (1)

Application Number Title Priority Date Filing Date
TW095100846A TWI279443B (en) 2005-01-18 2006-01-10 Bake hardening steel sheet having excellent workability and method for manufacturing the same

Country Status (10)

Country Link
US (1) US20100000633A1 (zh)
EP (2) EP2821516B1 (zh)
JP (1) JP4555694B2 (zh)
KR (1) KR101235512B1 (zh)
CN (2) CN101696483B (zh)
CA (1) CA2591878C (zh)
ES (2) ES2510692T3 (zh)
PL (2) PL2821516T3 (zh)
TW (1) TWI279443B (zh)
WO (1) WO2006077760A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI384080B (zh) * 2010-06-30 2013-02-01 Nippon Steel Corp Hot rolled steel sheet and method of manufacturing the same

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5223375B2 (ja) * 2007-03-01 2013-06-26 新日鐵住金株式会社 低温靭性に優れるラインパイプ用高強度熱延鋼板およびその製造方法
KR101139540B1 (ko) * 2007-03-08 2012-04-26 신닛뽄세이테쯔 카부시키카이샤 저온 인성이 우수한 스파이럴 파이프용 고강도 열연 강판 및 그 제조 방법
JP5223379B2 (ja) * 2007-03-08 2013-06-26 新日鐵住金株式会社 低温靭性に優れるスパイラルパイプ用高強度熱延鋼板およびその製造方法
BRPI0809301B1 (pt) * 2007-03-27 2019-03-12 Nippon Steel & Sumitomo Metal Corporation Chapa de aço laminada a quente de alta resistência livre de descascamento e método de produção da mesma
KR100957965B1 (ko) * 2007-12-27 2010-05-17 주식회사 포스코 냉각 및 권취시 크랙발생이 저감된 고강도 열간성형용열연강판 및 제조방법
KR100957972B1 (ko) * 2007-12-27 2010-05-17 주식회사 포스코 용접부 강도와 인성이 우수한 고강도 내후성 열연강판 및그 제조방법
JP5326709B2 (ja) * 2008-04-03 2013-10-30 新日鐵住金株式会社 低降伏比型高バーリング性高強度熱延鋼板及びその製造方法
BRPI0913046A2 (pt) * 2008-05-26 2020-12-15 Nippon Steel Corporation Chapa de aço laminada a quente de alta resistência para uso em oleodutos, excelente em tenacidade a baixa temperatura e performance de interrupção de fratura dúctil e método de produção da mesma
WO2010082361A1 (ja) * 2009-01-15 2010-07-22 新日本製鐵株式会社 高温強度と低温靭性に優れる溶接構造用鋼とその製造方法
CN102230127B (zh) * 2009-07-08 2012-10-17 攀钢集团研究院有限公司 含铌钢热轧钢板的生产方法
JP5120510B2 (ja) * 2011-02-25 2013-01-16 Ｊｆｅスチール株式会社 耐候性に優れた鋼材
KR101570590B1 (ko) * 2011-03-18 2015-11-19 신닛테츠스미킨 카부시키카이샤 열연 강판 및 그 제조 방법
BR112013028960B1 (pt) 2011-05-13 2019-06-25 Nippon Steel & Sumitomo Metal Corporation Artigo estampado a quente, método de produção de artigo estampado a quente, membro de absorção de energia, e método de produção do membro de absorção de energia
JP5636347B2 (ja) 2011-08-17 2014-12-03 株式会社神戸製鋼所 室温および温間での成形性に優れた高強度鋼板およびその温間成形方法
BR112014007483B1 (pt) * 2011-09-30 2019-12-31 Nippon Steel & Sumitomo Metal Corp chapa de aço galvanizado a quente e processo de fabricação da mesma
BR112014007498B1 (pt) * 2011-09-30 2019-04-30 Nippon Steel & Sumitomo Metal Corporation Chapa de aço galvanizado a quente de alta resistência e método de produção da mesma
CN102650016B (zh) * 2012-05-24 2014-03-19 宝山钢铁股份有限公司 一种高磁感低成本250MPa级冷轧磁极钢的制造方法
BR112015011302B1 (pt) * 2013-02-26 2020-02-27 Nippon Steel Corporation Chapa de aço laminada a quente e seu processo para produção
RU2532661C1 (ru) * 2013-09-18 2014-11-10 Российская Федерация, от имени которой выступает Министерство промышленности и торговли Российской Федерации (Минпромторг РФ) Сталь
KR101536422B1 (ko) * 2013-10-10 2015-07-13 주식회사 포스코 굽힘성형성이 우수한 고강도 열연강판 및 이의 제조방법
PL2924140T3 (pl) * 2014-03-25 2018-04-30 Thyssenkrupp Ag Sposób wytwarzania płaskiego produktu stalowego o wysokiej wytrzymałości
BR112018012606A2 (pt) * 2016-02-25 2018-12-04 Nippon Steel & Sumitomo Metal Corporation chapa de aço galvanizada por imersão a quente de alta resistência com excelente resistência ao destacamento por impacto e resistência à corrosão em seção trabalhada
EP3516085B1 (en) * 2016-09-22 2020-07-08 Tata Steel IJmuiden B.V. A method of producing a hot-rolled high-strength steel with excellent stretch-flange formability and edge fatigue performance
KR101879082B1 (ko) * 2016-12-21 2018-07-16 주식회사 포스코 저항복비형 초고강도 강재 및 그 제조방법
KR102222760B1 (ko) * 2017-01-25 2021-03-05 닛폰세이테츠 가부시키가이샤 강판
JP6589903B2 (ja) * 2017-02-06 2019-10-16 Ｊｆｅスチール株式会社 溶融亜鉛めっき鋼板およびその製造方法
KR101940919B1 (ko) * 2017-08-08 2019-01-22 주식회사 포스코 우수한 강도와 연신율을 갖는 열연강판 및 제조방법
JP6943335B2 (ja) * 2018-04-13 2021-09-29 日本製鉄株式会社 Ｎｉ拡散めっき鋼板及びＮｉ拡散めっき鋼板の製造方法
JP7153469B2 (ja) * 2018-05-29 2022-10-14 株式会社Uacj 成形性、強度及び外観品質に優れたアルミニウム合金板及びその製造方法
CN109594012A (zh) * 2018-11-05 2019-04-09 包头钢铁（集团）有限责任公司 一种700MPa级稀土耐腐蚀车用钢带及其制备方法
KR102451005B1 (ko) * 2020-10-23 2022-10-07 주식회사 포스코 열적 안정성이 우수한 고강도 강판 및 이의 제조방법

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4501626A (en) * 1980-10-17 1985-02-26 Kabushiki Kaisha Kobe Seiko Sho High strength steel plate and method for manufacturing same
JPH0432512A (ja) * 1990-05-30 1992-02-04 Sumitomo Metal Ind Ltd 加工用高強度複合組織熱延鋼板の製造方法
US5456953A (en) * 1993-02-26 1995-10-10 Armco Steel Company, L.P. Method for coating bake hardenable steel with a water based chromium bearing organic resin
JP3242303B2 (ja) * 1995-09-29 2001-12-25 川崎製鉄株式会社 超微細粒を有する延性、靱性、疲労特性、強度延性バランスに優れた高張力熱延鋼板およびその製造方法
JP3900619B2 (ja) 1996-10-31 2007-04-04 Ｊｆｅスチール株式会社 焼付硬化性および耐室温時効性に優れた熱延鋼板およびめっき鋼板ならびに熱延鋼板の製造方法
EP2314730B1 (en) * 1996-11-28 2012-03-21 Nippon Steel Corporation High-strength steels having high impact energy absorption properties.
JPH111747A (ja) * 1997-06-06 1999-01-06 Kawasaki Steel Corp 超微細粒を有する延性、靱性、耐疲労特性および強度−伸びバランスに優れた高張力熱延鋼板およびその製造方法
JP3636872B2 (ja) * 1997-09-18 2005-04-06 Ｊｆｅスチール株式会社 超微細組織を有する高張力熱延鋼板の製造方法
JP3172505B2 (ja) 1998-03-12 2001-06-04 株式会社神戸製鋼所 成形性に優れた高強度熱延鋼板
JP3858551B2 (ja) 1999-02-09 2006-12-13 Ｊｆｅスチール株式会社 焼付硬化性、耐疲労性、耐衝撃性および耐常温時効性に優れた高張力熱延鋼板およびその製造方法
JP3551064B2 (ja) * 1999-02-24 2004-08-04 Ｊｆｅスチール株式会社 耐衝撃性に優れた超微細粒熱延鋼板およびその製造方法
JP3858540B2 (ja) * 1999-11-30 2006-12-13 Ｊｆｅスチール株式会社 材質均一性に優れた高加工性熱延高張力鋼板の製造方法
CN1147609C (zh) * 2000-04-07 2004-04-28 川崎制铁株式会社 具有优良应变时效硬化特性的钢板及其制造方法
EP1201780B1 (en) * 2000-04-21 2005-03-23 Nippon Steel Corporation Steel plate having excellent burring workability together with high fatigue strength, and method for producing the same
JP4396007B2 (ja) * 2000-07-18 2010-01-13 Ｊｆｅスチール株式会社 歪時効硬化特性に優れた高張力高加工性熱延鋼板およびその製造方法
EP1326725B1 (en) * 2000-09-29 2009-08-05 Nucor Corporation Production of thin steel strip
JP4622095B2 (ja) * 2000-12-14 2011-02-02 Ｊｆｅスチール株式会社 伸びフランジ性に優れる熱延鋼板およびその製造方法
JP2002356740A (ja) * 2001-05-31 2002-12-13 Nippon Steel Corp 加工性に優れたプレス加工用熱延鋼板及びその製造方法
EP1288322A1 (en) * 2001-08-29 2003-03-05 Sidmar N.V. An ultra high strength steel composition, the process of production of an ultra high strength steel product and the product obtained
JP3840436B2 (ja) * 2002-07-12 2006-11-01 株式会社神戸製鋼所 加工性に優れた高強度鋼板
JP3764411B2 (ja) * 2002-08-20 2006-04-05 株式会社神戸製鋼所 焼付硬化性に優れた複合組織鋼板
CN1203931C (zh) * 2003-02-09 2005-06-01 攀枝花钢铁有限责任公司钢铁研究院 具有超细晶粒的热轧钢板的生产方法及其制造的热轧钢板
JP4370795B2 (ja) * 2003-03-26 2009-11-25 Ｊｆｅスチール株式会社 溶融亜鉛めっき鋼板の製造方法
TWI290586B (en) * 2003-09-24 2007-12-01 Nippon Steel Corp Hot rolled steel sheet and method of producing the same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI384080B (zh) * 2010-06-30 2013-02-01 Nippon Steel Corp Hot rolled steel sheet and method of manufacturing the same

Also Published As

Publication number Publication date
JP2006199979A (ja) 2006-08-03
TWI279443B (en) 2007-04-21
EP1857562B1 (en) 2014-10-01
EP2821516B1 (en) 2018-12-12
PL1857562T3 (pl) 2015-03-31
CN101107374A (zh) 2008-01-16
EP1857562A1 (en) 2007-11-21
CN101107374B (zh) 2010-05-19
KR20070094779A (ko) 2007-09-21
CA2591878A1 (en) 2006-07-27
JP4555694B2 (ja) 2010-10-06
EP2821516A2 (en) 2015-01-07
US20100000633A1 (en) 2010-01-07
WO2006077760A1 (ja) 2006-07-27
EP1857562A4 (en) 2011-08-10
CA2591878C (en) 2013-12-17
ES2710715T3 (es) 2019-04-26
CN101696483B (zh) 2013-06-12
ES2510692T3 (es) 2014-10-21
EP2821516A3 (en) 2015-04-01
KR101235512B1 (ko) 2013-02-20
CN101696483A (zh) 2010-04-21
PL2821516T3 (pl) 2019-07-31

Similar Documents

Publication Publication Date Title
TW200632105A (en) Bake hardening steel sheet having excellent workability and method for manufacturing the same
EP3559296B1 (en) Tempered and coated steel sheet having excellent formability and a method of manufacturing the same
JP6599565B2 (ja) 両面エナメル熱延高強度中厚板及びその製造方法
JP6812465B2 (ja) ９８０ＭＰａ級の熱間圧延フェライトベイナイト二相鋼及びその製造方法
RU2680041C2 (ru) Способ изготовления высокопрочного стального листа и полученный лист
RU2684912C2 (ru) Способ изготовления сверхпрочного стального листа с покрытием или без покрытия и полученный лист
EP3559298A1 (en) Tempered and coated steel sheet having excellent formability and a method of manufacturing the same
EP2711439B1 (en) High carbon thin steel sheet and method for producing same
WO2008123366A1 (ja) はがれの発生が無く表面性状及びバーリング性に優れる高強度熱延鋼板及びその製造方法
MX2013005011A (es) Hoja de acero laminado de frio de alta resistencia que tiene capacidad de embuticion profunda y capacidad de temple en horno excelentes y metodo para su fabricacion.
CA2582409A1 (en) High strength thin-gauge steel sheet excellent in elongation and hole expandability and method of production of same
TW200700565A (en) Hot-rolled steel sheet, method for production thereof and molded article formed from hot-rolled steel sheet
TW200514854A (en) Hot rolled steel sheet and method of producing the same
CN108998741A (zh) 超高强韧性中锰相变诱发塑性钢及其制备方法
KR101243002B1 (ko) 연신율이 우수한 고강도 강판 및 그 제조방법
CN107326276B (zh) 一种抗拉强度500～600MPa级热轧高强轻质双相钢及其制造方法
CN111218620A (zh) 一种高屈强比冷轧双相钢及其制造方法
KR20240000646A (ko) 구멍 확장비가 높은 열간 압연된 강 시트 및 이의 제조 방법
US11203796B2 (en) Ultra high strength hot-rolled steel sheet having excellent ductility and method for manufacturing same
KR101952818B1 (ko) 강도 및 연성이 우수한 저합금 강판 및 이의 제조방법
CN111534760B (zh) 一种热轧热成形钢及其制备方法
TW201627509A (zh) 高強度高延展性鋼材之製造方法
JP2009228051A (ja) 非調質鋼材の製造方法
RU2012132863A (ru) Высокопрочный стальной лист, обладающий превосходной способностью к термическому упрочнению и формуемостью, и способ его производства
CN104164549B (zh) 一种调质低合金塑料模具用钢钢板的预硬处理方法

Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees