BRPI0902906A2 - Método de produção de chapa de aço grossa com alta resistência à tração - Google Patents

Método de produção de chapa de aço grossa com alta resistência à tração

Info

Publication number
BRPI0902906A2
BRPI0902906A2 BRPI0902906-0A BRPI0902906A BRPI0902906A2 BR PI0902906 A2 BRPI0902906 A2 BR PI0902906A2 BR PI0902906 A BRPI0902906 A BR PI0902906A BR PI0902906 A2 BRPI0902906 A2 BR PI0902906A2
Authority
BR
Brazil
Prior art keywords
steel plate
tensile strength
production method
strength steel
high tensile
Prior art date
Application number
BRPI0902906-0A
Other languages
English (en)
Inventor
Manabu Hoshino
Masaaki Fujioka
Yoichi Tanaka
Masanori Minagawa
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 BRPI0902906A2 publication Critical patent/BRPI0902906A2/pt

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
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing 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
    • 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
    • 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
    • C21D8/02—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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/50—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for welded joints
    • 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
    • C22C38/12—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
    • 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
    • B21B1/38—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 sheets of limited length, e.g. folded sheets, superimposed sheets, pack rolling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
    • B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
    • B21B45/0203—Cooling

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 Steel (AREA)
BRPI0902906-0A 2008-04-01 2009-03-31 Método de produção de chapa de aço grossa com alta resistência à tração BRPI0902906A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2008095021 2008-04-01
JP2009061630A JP4358898B1 (ja) 2008-04-01 2009-03-13 溶接性と継手低温靭性に優れる引張強さ７８０ＭＰａ以上の高張力厚鋼板の製造方法
PCT/JP2009/056664 WO2009123195A1 (ja) 2008-04-01 2009-03-31 高張力厚鋼板の製造方法

Publications (1)

Publication Number Publication Date
BRPI0902906A2 true BRPI0902906A2 (pt) 2015-06-23

Family

ID=41135565

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0902906-0A BRPI0902906A2 (pt) 2008-04-01 2009-03-31 Método de produção de chapa de aço grossa com alta resistência à tração

Country Status (9)

Country Link
US (1) US8043447B2 (pt)
EP (1) EP2258880B1 (pt)
JP (1) JP4358898B1 (pt)
KR (1) KR101024802B1 (pt)
CN (1) CN101680047B (pt)
BR (1) BRPI0902906A2 (pt)
CA (1) CA2684793C (pt)
TW (1) TWI340172B (pt)
WO (1) WO2009123195A1 (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102666884B (zh) * 2010-02-08 2013-07-31 新日铁住金株式会社 厚钢板的制造方法
KR101463368B1 (ko) * 2011-04-27 2014-11-19 신닛테츠스미킨 카부시키카이샤 Fe계 금속판 및 그 제조 방법
RU2516213C1 (ru) * 2012-12-05 2014-05-20 Открытое акционерное общество "Магнитогорский металлургический комбинат" Способ получения металлоизделия с заданным структурным состоянием
CN104073742A (zh) * 2014-05-09 2014-10-01 铜陵市明诚铸造有限责任公司 一种用于气阀的合金钢材料及其制备方法
RU2652281C1 (ru) * 2017-05-31 2018-04-25 Публичное акционерное общество "Северсталь" Способ производства горячекатаных листов из высокопрочной стали

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03232923A (ja) 1990-02-06 1991-10-16 Nippon Steel Corp 板厚中心部まで高靭性な溶接性高強度鋼の製造方法
JP3033459B2 (ja) 1995-01-10 2000-04-17 住友金属工業株式会社 非調質高張力鋼の製造方法
JP3255004B2 (ja) 1996-03-27 2002-02-12 住友金属工業株式会社 靱性およびアレスト性に優れる溶接用高張力鋼材およびその製造方法
JP3620573B2 (ja) 1998-11-26 2005-02-16 株式会社神戸製鋼所 溶接性に優れた高張力鋼板
JP4310591B2 (ja) 1999-03-11 2009-08-12 住友金属工業株式会社 溶接性に優れた高強度鋼板の製造方法
JP3602396B2 (ja) 2000-02-15 2004-12-15 株式会社神戸製鋼所 溶接性に優れた低降伏比高張力鋼板
JP2004052063A (ja) 2002-07-23 2004-02-19 Jfe Steel Kk ７８０ＭＰａ級非調質厚鋼板の製造方法
JP4344919B2 (ja) 2003-06-26 2009-10-14 住友金属工業株式会社 予熱なしでの溶接性に優れた高強度鋼板とその製造方法及び溶接鋼構造物
JP4926447B2 (ja) 2005-05-13 2012-05-09 新日本製鐵株式会社 耐溶接割れ性に優れた高張力鋼の製造方法
JP4427521B2 (ja) * 2006-04-05 2010-03-10 新日本製鐵株式会社 溶接性に優れる引張強さ７８０ＭＰａ級高張力厚鋼板の製造方法
JP4427522B2 (ja) * 2006-04-05 2010-03-10 新日本製鐵株式会社 溶接性と低温靭性に優れる引張強さ７８０ＭＰａ級高張力厚鋼板の製造方法

Also Published As

Publication number Publication date
EP2258880A4 (en) 2011-08-03
JP4358898B1 (ja) 2009-11-04
US20100108202A1 (en) 2010-05-06
CN101680047B (zh) 2011-06-22
EP2258880B1 (en) 2012-08-08
KR101024802B1 (ko) 2011-03-24
US8043447B2 (en) 2011-10-25
CN101680047A (zh) 2010-03-24
JP2009263772A (ja) 2009-11-12
WO2009123195A1 (ja) 2009-10-08
CA2684793A1 (en) 2009-10-08
TW200948986A (en) 2009-12-01
EP2258880A1 (en) 2010-12-08
CA2684793C (en) 2011-05-24
KR20100005214A (ko) 2010-01-14
TWI340172B (en) 2011-04-11

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Legal Events

Date Code Title Description
B25D Requested change of name of applicant approved

Owner name: NIPPON STEEL AND SUMITOMO METAL CORPORATION (JP)

B06A Notification to applicant to reply to the report for non-patentability or inadequacy of the application [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted
B25D Requested change of name of applicant approved