BRPI0901011A2 - aço para estruturas soldadas excelente em resistência à alta temperatura e tenacidade à baixa temperatura e método de produção do mesmo - Google Patents

aço para estruturas soldadas excelente em resistência à alta temperatura e tenacidade à baixa temperatura e método de produção do mesmo

Info

Publication number
BRPI0901011A2
BRPI0901011A2 BRPI0901011A BRPI0901011A BRPI0901011A2 BR PI0901011 A2 BRPI0901011 A2 BR PI0901011A2 BR PI0901011 A BRPI0901011 A BR PI0901011A BR PI0901011 A BRPI0901011 A BR PI0901011A BR PI0901011 A2 BRPI0901011 A2 BR PI0901011A2
Authority
BR
Brazil
Prior art keywords
production method
structural steel
high temperature
steel excellent
low temperature
Prior art date
Application number
BRPI0901011A
Other languages
English (en)
Inventor
Ryuji Uemori
Yoshiyuki Watanabe
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 BRPI0901011A2 publication Critical patent/BRPI0901011A2/pt
Publication of BRPI0901011B1 publication Critical patent/BRPI0901011B1/pt

Links

Classifications

    • 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • 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
    • 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221—Modifying the physical properties of ferrous metals or ferrous alloys 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247—Modifying the physical properties of ferrous metals or ferrous alloys 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 of ferrous metals or ferrous alloys 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
    • 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
    • C22C38/004—Very low carbon steels, i.e. having a carbon content of less than 0,01%
    • 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
    • C22C38/06—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
    • C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of 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
    • C22C38/18—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
    • C22C38/58—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
    • C21D2211/004—Dispersions; Precipitations
    • 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)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
BRPI0901011A 2009-01-15 2009-01-15 aço para estruturas soldadas e método de produção do mesmo BRPI0901011B1 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2009/050906 WO2010082361A1 (ja) 2009-01-15 2009-01-15 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

Publications (2)

Publication Number Publication Date
BRPI0901011A2 true BRPI0901011A2 (pt) 2015-11-24
BRPI0901011B1 BRPI0901011B1 (pt) 2019-09-10

Family

ID=42339627

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0901011A BRPI0901011B1 (pt) 2009-01-15 2009-01-15 aço para estruturas soldadas e método de produção do mesmo

Country Status (7)

Country Link
US (1) US20110262298A1 (pt)
EP (1) EP2380997B1 (pt)
JP (1) JP4834149B2 (pt)
KR (1) KR101189263B1 (pt)
CN (1) CN101849026B (pt)
BR (1) BRPI0901011B1 (pt)
WO (1) WO2010082361A1 (pt)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113667897A (zh) * 2021-08-31 2021-11-19 重庆钢铁股份有限公司 一种低温韧性钢及其P、As匹配工艺

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5073396B2 (ja) * 2007-07-20 2012-11-14 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の製造方法
CN102400049B (zh) * 2010-09-07 2014-03-12 鞍钢股份有限公司 一种490级别建筑结构用耐火钢板及其制造方法
CN102373387B (zh) * 2011-11-02 2013-05-22 武汉钢铁(集团)公司 大应变冷弯管用钢板及其制造方法
CN103114186B (zh) * 2013-03-15 2015-04-08 济钢集团有限公司 一种易焊接高性能钢板的控制冷却方法
JP6226163B2 (ja) * 2014-10-28 2017-11-08 Ｊｆｅスチール株式会社 溶接熱影響部の低温靭性に優れる高張力鋼板とその製造方法
JP2017128795A (ja) * 2016-01-18 2017-07-27 株式会社神戸製鋼所 鍛造用鋼及び大型鍛鋼品
PL3666911T3 (pl) 2018-12-11 2022-02-07 Ssab Technology Ab Wyrób stalowy o wysokiej wytrzymałości i sposób jego wytwarzania
CN112210719A (zh) * 2020-09-29 2021-01-12 南京钢铁股份有限公司 一种低成本高性能q500桥梁钢及生产方法
CN114763593B (zh) * 2021-01-12 2023-03-14 宝山钢铁股份有限公司 具有耐高湿热大气腐蚀性的海洋工程用钢及其制造方法
CN115287530A (zh) * 2022-06-22 2022-11-04 河钢股份有限公司 高焊接性能700MPa级稀土高强结构钢及其生产方法

Family Cites Families (12)

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JPH06293915A (ja) * 1993-04-07 1994-10-21 Nippon Steel Corp 耐ｃｏ２ 腐食性、耐サワー性に優れた低合金ラインパイプ用鋼板の製造方法
JPH08209241A (ja) * 1995-02-02 1996-08-13 Nippon Steel Corp 耐ｃｏ２ 腐食性および低温靱性の優れたラインパイプ用鋼板の製造方法
JPH08295929A (ja) * 1995-04-26 1996-11-12 Nippon Steel Corp 耐ｃｏ２ 腐食性および低温靱性の優れた耐サワーラインパイプ用鋼板の製造方法
JP3873540B2 (ja) * 1999-09-07 2007-01-24 Ｊｆｅスチール株式会社 高生産性・高強度圧延ｈ形鋼の製造方法
US6586117B2 (en) * 2001-10-19 2003-07-01 Sumitomo Metal Industries, Ltd. Steel sheet having excellent workability and shape accuracy and a method for its manufacture
KR20080090574A (ko) * 2004-07-21 2008-10-08 신닛뽄세이테쯔 카부시키카이샤 용접 열영향부의 저온 인성이 우수한 용접 구조용 강 및 그제조 방법
JP4555694B2 (ja) * 2005-01-18 2010-10-06 新日本製鐵株式会社 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
JP4709632B2 (ja) * 2005-10-28 2011-06-22 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高張力鋼の製造方法
JP4571915B2 (ja) * 2006-02-08 2010-10-27 新日本製鐵株式会社 耐火厚鋼板及びその製造方法
JP5098207B2 (ja) 2006-04-11 2012-12-12 新日鐵住金株式会社 高温強度と低温靭性に優れる溶接構造用高張力鋼の製造方法
JP5098317B2 (ja) 2006-12-08 2012-12-12 新日鐵住金株式会社 高温強度と低温靭性に優れる溶接構造用鋼の製造方法
JP5073396B2 (ja) * 2007-07-20 2012-11-14 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の製造方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113667897A (zh) * 2021-08-31 2021-11-19 重庆钢铁股份有限公司 一种低温韧性钢及其P、As匹配工艺

Also Published As

Publication number Publication date
JP4834149B2 (ja) 2011-12-14
US20110262298A1 (en) 2011-10-27
EP2380997B1 (en) 2020-01-08
EP2380997A4 (en) 2016-12-28
JPWO2010082361A1 (ja) 2012-06-28
KR101189263B1 (ko) 2012-10-09
KR20100105821A (ko) 2010-09-30
BRPI0901011B1 (pt) 2019-09-10
WO2010082361A1 (ja) 2010-07-22
CN101849026B (zh) 2012-07-04
EP2380997A1 (en) 2011-10-26
CN101849026A (zh) 2010-09-29

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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)

B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]
B12B Appeal against refusal [chapter 12.2 patent gazette]
B25D Requested change of name of applicant approved

Owner name: NIPPON STEEL CORPORATION (JP)

B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 10/09/2019, OBSERVADAS AS CONDICOES LEGAIS. (CO) 10 (DEZ) ANOS CONTADOS A PARTIR DE 10/09/2019, OBSERVADAS AS CONDICOES LEGAIS

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 13A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2653 DE 09-11-2021 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.