EP2799575A4 - Hot rolled high tensile strength steel sheet and method for manufacturing same - Google Patents

Hot rolled high tensile strength steel sheet and method for manufacturing same

Info

Publication number
EP2799575A4
EP2799575A4 EP12863451.6A EP12863451A EP2799575A4 EP 2799575 A4 EP2799575 A4 EP 2799575A4 EP 12863451 A EP12863451 A EP 12863451A EP 2799575 A4 EP2799575 A4 EP 2799575A4
Authority
EP
European Patent Office
Prior art keywords
steel sheet
tensile strength
hot rolled
strength steel
high tensile
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
EP12863451.6A
Other languages
German (de)
French (fr)
Other versions
EP2799575A1 (en
EP2799575B1 (en
Inventor
Hiroshi Nakata
Tomoaki Shibata
Chikara Kami
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.)
JFE Steel Corp
Original Assignee
JFE 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 JFE Steel Corp filed Critical JFE Steel Corp
Publication of EP2799575A1 publication Critical patent/EP2799575A1/en
Publication of EP2799575A4 publication Critical patent/EP2799575A4/en
Application granted granted Critical
Publication of EP2799575B1 publication Critical patent/EP2799575B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • 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
    • 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
    • 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
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/10—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies
    • C21D8/105—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies of ferrous 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
    • 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
    • C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
    • 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
    • C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium 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
    • C22C38/24—Ferrous alloys, e.g. steel alloys containing chromium 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
    • C22C38/26—Ferrous alloys, e.g. steel alloys containing chromium 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
    • C22C38/28—Ferrous alloys, e.g. steel alloys containing chromium 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
    • C22C38/32—Ferrous alloys, e.g. steel alloys containing chromium with boron
    • 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
    • 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
    • C21D2211/003—Cementite
    • 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/009—Pearlite

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)
  • Manufacturing & Machinery (AREA)
  • Heat Treatment Of Steel (AREA)
EP12863451.6A 2011-12-27 2012-12-21 Hot rolled high tensile strength steel sheet and method for manufacturing same Active EP2799575B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011285906 2011-12-27
PCT/JP2012/008211 WO2013099192A1 (en) 2011-12-27 2012-12-21 High-tension hot rolled steel sheet and method for manufacturing same

Publications (3)

Publication Number Publication Date
EP2799575A1 EP2799575A1 (en) 2014-11-05
EP2799575A4 true EP2799575A4 (en) 2015-10-28
EP2799575B1 EP2799575B1 (en) 2016-12-21

Family

ID=48696734

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12863451.6A Active EP2799575B1 (en) 2011-12-27 2012-12-21 Hot rolled high tensile strength steel sheet and method for manufacturing same

Country Status (7)

Country Link
US (1) US20140352852A1 (en)
EP (1) EP2799575B1 (en)
JP (1) JP5812115B2 (en)
KR (1) KR101664635B1 (en)
CN (1) CN104011245B (en)
IN (1) IN2014KN01252A (en)
WO (1) WO2013099192A1 (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10196702B2 (en) 2013-12-25 2019-02-05 Nippon Steel & Sumitomo Metal Corporation Electric resistance welded steel pipe for oil well
US10344362B2 (en) 2014-03-31 2019-07-09 Jfe Steel Corporation Steel material for highly deformable line pipes having superior strain aging resistance and superior HIC resistance, method for manufacturing same, and welded steel pipe
JP6369347B2 (en) * 2015-02-13 2018-08-08 Ｊｆｅスチール株式会社 High-strength thick-walled spiral steel pipe for conductor casing for deep well and manufacturing method thereof
JP6241569B2 (en) 2015-03-27 2017-12-06 Ｊｆｅスチール株式会社 High strength steel and method for manufacturing the same, steel pipe and method for manufacturing the same
CN107429353B (en) * 2015-03-27 2019-12-27 杰富意钢铁株式会社 High-strength steel, method for producing same, steel pipe, and method for producing same
ES2906276T3 (en) * 2017-01-20 2022-04-18 thyssenkrupp Hohenlimburg GmbH Hot-rolled flat steel product consisting of a complex-phase steel with a predominantly bainite structure and a process for manufacturing such a flat steel product
CN109722611B (en) * 2017-10-27 2020-08-25 宝山钢铁股份有限公司 Steel for low-yield-ratio ultrahigh-strength continuous oil pipe and manufacturing method thereof
JP6879378B2 (en) * 2017-10-30 2021-06-02 日本製鉄株式会社 Hot-rolled steel sheet and its manufacturing method
JP6773021B2 (en) * 2017-12-27 2020-10-21 Ｊｆｅスチール株式会社 Thick-walled large-diameter electric resistance pipe with excellent fatigue strength and its manufacturing method
EP3514253B1 (en) * 2018-01-23 2020-10-14 SSAB Technology AB Hot-rolled steel & method for manufacturing hot-rolled steel
KR102457409B1 (en) * 2018-06-29 2022-10-24 닛폰세이테츠 가부시키가이샤 steel pipe and plate
RU2696920C1 (en) * 2018-07-30 2019-08-07 Акционерное общество "Выксунский металлургический завод" Method of production of rolled stock for pipes of main pipelines with simultaneous provision of uniform elongation and cold resistance
KR102498956B1 (en) * 2018-08-23 2023-02-10 제이에프이 스틸 가부시키가이샤 Hot-rolled steel sheet and its manufacturing method
JP7284380B2 (en) * 2019-02-08 2023-05-31 日本製鉄株式会社 Electric resistance welded steel pipes for line pipes
KR102255818B1 (en) * 2019-06-24 2021-05-25 주식회사 포스코 High strength steel for a structure having excellent corrosion resistance and manufacturing method for the same
US20220396856A1 (en) * 2019-11-20 2022-12-15 Jfe Steel Corporation Hot-rolled steel sheet for electric resistance welded steel pipe and method for manufacturing the same, electric resistance welded steel pipe and method for manufacturing the same, line pipe, and building structure
WO2021200402A1 (en) * 2020-04-02 2021-10-07 Ｊｆｅスチール株式会社 Electroseamed steel pipe, and method for manufacturing same
CN116145022B (en) * 2021-11-19 2024-03-08 宝山钢铁股份有限公司 Low yield ratio steel plate with yield strength not lower than 900MPa and manufacturing method thereof

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1860204A1 (en) * 2005-03-17 2007-11-28 Sumitomo Metal Industries, Ltd. High tension steel plate, welded steel pipe and method for production thereof
US20090025835A1 (en) * 2005-04-04 2009-01-29 Takuya Hara High Strength Steel Plate and High Strength Welded Pipe Excellent in Ductile Fracture Characteristic and Methods of Production of Same
JP2011017061A (en) * 2009-07-10 2011-01-27 Jfe Steel Corp High-tensile-strength hot-rolled steel plate for high-strength welded steel pipe and manufacturing method therefor
WO2011065582A1 (en) * 2009-11-25 2011-06-03 Ｊｆｅスチール株式会社 Welded steel pipe for linepipe with superior compressive strength and excellent sour resistance, and process for producing same
EP2735622A1 (en) * 2011-07-20 2014-05-28 JFE Steel Corporation Low-yield-ratio high-strength hot-rolled steel plate with excellent low-temperature toughness and process for producing same

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0653912B2 (en) 1989-09-08 1994-07-20 川崎製鉄株式会社 High toughness ERW steel pipe with excellent reel barge layability
JP4277405B2 (en) 2000-01-26 2009-06-10 Ｊｆｅスチール株式会社 Manufacturing method of hot-rolled steel sheet for high-strength ERW steel pipe excellent in low temperature toughness and weldability
JP4466320B2 (en) 2004-10-27 2010-05-26 Ｊｆｅスチール株式会社 Manufacturing method of low yield ratio ERW steel pipe for line pipe
JP4336294B2 (en) 2004-11-16 2009-09-30 新日本製鐵株式会社 Manufacturing method of high strength steel pipe for pipelines with excellent deformation characteristics after aging
JP5092358B2 (en) * 2006-11-09 2012-12-05 Ｊｆｅスチール株式会社 Manufacturing method of high strength and tough steel sheet
KR101228610B1 (en) * 2008-05-26 2013-02-01 신닛테츠스미킨 카부시키카이샤 High-strength hot-rolled steel sheet for line pipe excellent in low-temperature toughness and ductile-fracture-stopping performance and process for producing the same
CA2749409C (en) * 2009-01-30 2015-08-11 Jfe Steel Corporation Thick high-tensile-strength hot-rolled steel sheet having excellent low-temperature toughness and manufacturing method thereof
JP5742123B2 (en) * 2010-07-16 2015-07-01 Ｊｆｅスチール株式会社 High-tensile hot-rolled steel sheet for high-strength welded steel pipe for line pipe and method for producing the same
JP5776377B2 (en) * 2011-06-30 2015-09-09 Ｊｆｅスチール株式会社 High-strength hot-rolled steel sheet for welded steel pipes for line pipes with excellent sour resistance and method for producing the same

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1860204A1 (en) * 2005-03-17 2007-11-28 Sumitomo Metal Industries, Ltd. High tension steel plate, welded steel pipe and method for production thereof
US20090025835A1 (en) * 2005-04-04 2009-01-29 Takuya Hara High Strength Steel Plate and High Strength Welded Pipe Excellent in Ductile Fracture Characteristic and Methods of Production of Same
JP2011017061A (en) * 2009-07-10 2011-01-27 Jfe Steel Corp High-tensile-strength hot-rolled steel plate for high-strength welded steel pipe and manufacturing method therefor
WO2011065582A1 (en) * 2009-11-25 2011-06-03 Ｊｆｅスチール株式会社 Welded steel pipe for linepipe with superior compressive strength and excellent sour resistance, and process for producing same
US20130000793A1 (en) * 2009-11-25 2013-01-03 Jfe Steel Corporation Welded steel pipe for linepipe having high compressive strength and excellent sour gas resistance and manufacturing method thereof
EP2735622A1 (en) * 2011-07-20 2014-05-28 JFE Steel Corporation Low-yield-ratio high-strength hot-rolled steel plate with excellent low-temperature toughness and process for producing same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2013099192A1 *

Also Published As

Publication number Publication date
EP2799575A1 (en) 2014-11-05
WO2013099192A1 (en) 2013-07-04
KR20140099321A (en) 2014-08-11
WO2013099192A8 (en) 2014-06-26
KR101664635B1 (en) 2016-10-10
EP2799575B1 (en) 2016-12-21
JP5812115B2 (en) 2015-11-11
CN104011245B (en) 2017-03-01
CN104011245A (en) 2014-08-27
JPWO2013099192A1 (en) 2015-04-30
US20140352852A1 (en) 2014-12-04
IN2014KN01252A (en) 2015-10-16

Similar Documents

Publication Publication Date Title
EP2799575A4 (en) Hot rolled high tensile strength steel sheet and method for manufacturing same
EP2698444A4 (en) Hot-rolled steel sheet and manufacturing method thereof
EP2799562A4 (en) Hot-rolled steel sheet and process for manufacturing same
ZA201308837B (en) Hot-rolled steel sheet and method for producing same
PL2682492T3 (en) Hot rolled steel sheet and method for producing same
EP2765212A4 (en) High-strength steel sheet and method for manufacturing same
EP2589673A4 (en) Hot-rolled steel sheet and method for producing same
EP2801637A4 (en) Hot-rolled steel sheet and method for producing same
EP2799568A4 (en) High-strength steel sheet and method for manufacturing same
PL2631307T3 (en) Steel sheet and method for manufacturing steel sheet
EP2692895A4 (en) Cold rolled steel sheet and production method therefor
ZA201307002B (en) Hot-rolled steel sheet and associated production method
EP2987887A4 (en) High strength hot rolled steel sheet and method for producing same
EP2703511A4 (en) Steel sheet for hot stamping members and method for producing same
EP2546382A4 (en) High-strength steel sheet and method for producing same
EP2799578A4 (en) High-strength hot-rolled steel sheet and manufacturing method therefor
EP2762581A4 (en) Hot-rolled steel sheet and method for producing same
EP2871254A4 (en) Hot-rolled steel sheet and method for manufacturing same
EP2871253A4 (en) Hot-rolled steel sheet and method for manufacturing same
EP2762584A4 (en) Hot-rolled steel sheet and method for producing same
PL2818568T3 (en) Cold-rolled steel sheet and manufacturing method for same
EP2546004A4 (en) Hot-rolled steel sheet manufacturing method and manufacturing device
EP2835440A4 (en) Galvannealed hot-rolled steel sheet and method for manufacturing same
EP2818569A4 (en) Cold-rolled steel sheet and manufacturing method for same
EP2987886A4 (en) High strength hot rolled steel sheet and method for producing same

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20140618

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DAX Request for extension of the european patent (deleted)
RA4 Supplementary search report drawn up and despatched (corrected)

Effective date: 20150924

RIC1 Information provided on ipc code assigned before grant

Ipc: C22C 38/02 20060101ALI20150918BHEP

Ipc: C22C 38/38 20060101ALI20150918BHEP

Ipc: C21D 8/02 20060101AFI20150918BHEP

Ipc: C22C 38/24 20060101ALI20150918BHEP

Ipc: C22C 38/00 20060101ALI20150918BHEP

Ipc: C22C 38/28 20060101ALI20150918BHEP

Ipc: C22C 38/26 20060101ALI20150918BHEP

Ipc: C21D 8/10 20060101ALI20150918BHEP

Ipc: C22C 38/06 20060101ALI20150918BHEP

REG Reference to a national code

Ref country code: DE

Ref legal event code: R079

Ref document number: 602012026972

Country of ref document: DE

Free format text: PREVIOUS MAIN CLASS: C22C0038000000

Ipc: B21B0001000000

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

RIC1 Information provided on ipc code assigned before grant

Ipc: C22C 38/26 20060101ALI20160616BHEP

Ipc: C22C 38/28 20060101ALI20160616BHEP

Ipc: C21D 8/02 20060101ALI20160616BHEP

Ipc: C22C 38/02 20060101ALI20160616BHEP

Ipc: C22C 38/06 20060101ALI20160616BHEP

Ipc: C22C 38/24 20060101ALI20160616BHEP

Ipc: C21D 8/10 20060101ALI20160616BHEP

Ipc: C22C 38/38 20060101ALI20160616BHEP

Ipc: B21B 1/00 20060101AFI20160616BHEP

Ipc: C22C 38/00 20060101ALI20160616BHEP

INTG Intention to grant announced

Effective date: 20160705

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 5

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: AT

Ref legal event code: REF

Ref document number: 855023

Country of ref document: AT

Kind code of ref document: T

Effective date: 20170115

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 602012026972

Country of ref document: DE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20161221

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG4D

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20161221

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20161221

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170322

Ref country code: NO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170321

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20161221

REG Reference to a national code

Ref country code: AT

Ref legal event code: MK05

Ref document number: 855023

Country of ref document: AT

Kind code of ref document: T

Effective date: 20161221

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20161231

Ref country code: RS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20161221

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20161221

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20161221

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20161221

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20161221

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170421

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20161221

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20161221

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20161221

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20161221

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20161221

Ref country code: AT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20161221

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170321

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170421

Ref country code: BE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20161221

Ref country code: SM

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20161221

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20161221

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 602012026972

Country of ref document: DE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20161221

REG Reference to a national code

Ref country code: IE

Ref legal event code: MM4A

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20161231

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20161231

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20161221

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 6

26N No opposition filed

Effective date: 20170922

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20170321

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20161221

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20161221

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20170321

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20161221

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: HU

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT; INVALID AB INITIO

Effective date: 20121221

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20161221

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20161221

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20161221

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: AL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20161221

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20231108

Year of fee payment: 12

Ref country code: DE

Payment date: 20231031

Year of fee payment: 12

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: TR

Payment date: 20231219

Year of fee payment: 12