BRPI0808457A2 - Aço superior em propriedades ctod da zona afetada pelo calor da solda e método de produção da mesma - Google Patents

Aço superior em propriedades ctod da zona afetada pelo calor da solda e método de produção da mesma

Info

Publication number
BRPI0808457A2
BRPI0808457A2 BRPI0808457-2A BRPI0808457A BRPI0808457A2 BR PI0808457 A2 BRPI0808457 A2 BR PI0808457A2 BR PI0808457 A BRPI0808457 A BR PI0808457A BR PI0808457 A2 BRPI0808457 A2 BR PI0808457A2
Authority
BR
Brazil
Prior art keywords
affected zone
weld heat
welding production
ctod properties
superior steel
Prior art date
Application number
BRPI0808457-2A
Other languages
English (en)
Inventor
Rikio Chijiiwa
Ryuji Uemori
Yoshiyuki Watanabe
Kazuhiro Fukunaga
Akihiko Kojima
Yoshihide Nagai
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 BRPI0808457A2 publication Critical patent/BRPI0808457A2/pt
Publication of BRPI0808457B1 publication Critical patent/BRPI0808457B1/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
    • C22C38/18—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
    • C22C38/16—Ferrous alloys, e.g. steel alloys containing 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
    • C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K9/00—Arc welding or cutting
    • B23K9/18—Submerged-arc welding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K9/00—Arc welding or cutting
    • B23K9/23—Arc welding or cutting taking account of the properties of the materials to be welded
    • 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
    • C22C38/06—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
    • C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2103/00—Materials to be soldered, welded or cut
    • B23K2103/02—Iron or ferrous alloys
    • B23K2103/04—Steel or steel alloys
BRPI0808457A 2007-12-07 2008-12-04 aços superiores em propriedades ctod da zona afetada pelo calor BRPI0808457B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2007317317 2007-12-07
JP2008306336 2008-12-01
PCT/JP2008/072461 WO2009072663A1 (ja) 2007-12-07 2008-12-04 溶接熱影響部のｃｔｏｄ特性が優れた鋼およびその製造方法

Publications (2)

Publication Number Publication Date
BRPI0808457A2 true BRPI0808457A2 (pt) 2015-05-26
BRPI0808457B1 BRPI0808457B1 (pt) 2018-09-11

Family

ID=40717837

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0808457A BRPI0808457B1 (pt) 2007-12-07 2008-12-04 aços superiores em propriedades ctod da zona afetada pelo calor

Country Status (9)

Country Link
US (1) US8361248B2 (pt)
EP (1) EP2218800B1 (pt)
JP (1) JP4547037B2 (pt)
KR (2) KR20110125277A (pt)
CN (1) CN101578384B (pt)
BR (1) BRPI0808457B1 (pt)
CA (1) CA2674197C (pt)
TW (1) TW200932924A (pt)
WO (1) WO2009072663A1 (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4700769B2 (ja) * 2009-05-19 2011-06-15 新日本製鐵株式会社 溶接用鋼材およびその製造方法
TWI365915B (en) 2009-05-21 2012-06-11 Nippon Steel Corp Steel for welded structure and producing method thereof
KR101360737B1 (ko) * 2009-12-28 2014-02-07 주식회사 포스코 취성 균열 발생 저항성이 우수한 고강도 강판 및 그 제조방법
JP2011246804A (ja) 2010-04-30 2011-12-08 Nippon Steel Corp 電子ビーム溶接継手及び電子ビーム溶接用鋼材とその製造方法
JP2011246805A (ja) * 2010-04-30 2011-12-08 Nippon Steel Corp 電子ビーム溶接継手及び電子ビーム溶接用鋼材とその製造方法
JP5709497B2 (ja) * 2010-12-07 2015-04-30 キヤノン株式会社 通信装置、通信装置の制御方法およびプログラム
US9403242B2 (en) 2011-03-24 2016-08-02 Nippon Steel & Sumitomo Metal Corporation Steel for welding
US9024229B2 (en) * 2011-09-30 2015-05-05 Lincoln Global, Inc. Method for optimizing weld performance
KR101719943B1 (ko) 2013-03-12 2017-03-24 제이에프이 스틸 가부시키가이샤 다층 용접 조인트 ctod 특성이 우수한 후강판 및 그 제조 방법
CN104964863A (zh) * 2015-06-30 2015-10-07 招商局重工（江苏）有限公司 大厚板焊接返修接头的ctod工艺试验方法
KR101988768B1 (ko) * 2017-12-22 2019-06-12 주식회사 포스코 저온인성이 우수한 대입열 해양구조용 강재

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Publication number Priority date Publication date Assignee Title
JPS54131522A (en) 1978-04-03 1979-10-12 Nippon Steel Corp Steel highly resistant against hydrogen induced blister and cracking
JPS6123715A (ja) 1984-07-10 1986-02-01 Nippon Steel Corp 高張力高靭性鋼板の製造法
JPS62240747A (ja) * 1986-04-11 1987-10-21 Nippon Steel Corp 冷間加工性及び溶接性にすぐれた加工、析出硬化型高張力鋼材およびその製造方法
JPH01159356A (ja) * 1987-12-16 1989-06-22 Nippon Steel Corp 溶接熱影響部靭性の優れた高張力鋼
JPH04103742A (ja) * 1990-08-22 1992-04-06 Nippon Steel Corp 溶接用低温高靭性鋼
JPH07278653A (ja) * 1994-04-14 1995-10-24 Nippon Steel Corp 溶接熱影響部の低温靱性が優れた鋼の製造法
JP3256118B2 (ja) 1995-12-06 2002-02-12 新日本製鐵株式会社 超大入熱溶接熱影響部の靱性に優れた溶接用高張力鋼
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DZ2535A1 (fr) 1997-06-20 2003-01-08 Exxon Production Research Co Procédé perfectionné pour la liquéfaction de gaz naturel.
RU2198771C2 (ru) 1998-05-14 2003-02-20 ЭксонМобил Апстрим Ресерч Компани Сверхвысокопрочные криогенные сварные соединения
JP3898842B2 (ja) 1998-09-25 2007-03-28 新日本製鐵株式会社 溶接熱影響部の低温靭性に優れた鋼板
AU768461B2 (en) * 1999-04-08 2003-12-11 Jfe Steel Corporation Corrosion resistant steel materials
KR100430067B1 (ko) * 1999-10-12 2004-05-03 신닛뽄세이테쯔 카부시키카이샤 Ｈａｚ 인성의 입열 의존성이 없는 용접 구조물용 강과 그 제조방법
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JP3699657B2 (ja) 2000-05-09 2005-09-28 新日本製鐵株式会社 溶接熱影響部のＣＴＯＤ特性に優れた４６０ＭＰａ以上の降伏強度を有する厚鋼板
EP1221493B1 (en) * 2000-05-09 2005-01-12 Nippon Steel Corporation THICK STEEL PLATE BEING EXCELLENT IN CTOD CHARACTERISTIC IN WELDING HEAT AFFECTED ZONE AND HAVING YIELD STRENGTH OF 460 Mpa OR MORE
JP3820079B2 (ja) 2000-05-16 2006-09-13 新日本製鐵株式会社 溶接熱影響部の低温靭性に優れた高強度鋼板
JP3968011B2 (ja) 2002-05-27 2007-08-29 新日本製鐵株式会社 低温靱性および溶接熱影響部靱性に優れた高強度鋼とその製造方法および高強度鋼管の製造方法
JP4528089B2 (ja) * 2003-10-22 2010-08-18 新日本製鐵株式会社 耐脆性破壊発生特性を有する船体用大入熱突合せ溶接継手
CN100422370C (zh) 2003-11-27 2008-10-01 住友金属工业株式会社 焊接部韧性优良的高强度钢及海洋结构件
JP4660250B2 (ja) * 2004-04-07 2011-03-30 新日本製鐵株式会社 大入熱溶接による溶接熱影響部の低温靭性に優れた厚手高強度鋼板
CN1946862B (zh) * 2004-04-07 2012-08-29 新日本制铁株式会社 大线能量焊接的焊接热影响区的低温韧性优异的厚高强度钢板
CA2566425A1 (en) * 2004-05-11 2005-11-17 Sumitomo Metal Industries, Ltd. Ultrahigh strength uoe steel pipe and a process for its manufacture
JP4303703B2 (ja) 2005-06-21 2009-07-29 新日本製鐵株式会社 溶接熱影響部の破壊靭性に優れた鋼及びその製造方法
JP5076658B2 (ja) 2006-12-06 2012-11-21 Ｊｆｅスチール株式会社 大入熱溶接用鋼材
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JP4751341B2 (ja) 2007-01-11 2011-08-17 新日本製鐵株式会社 溶接熱影響部のｃｔｏｄが優れた鋼およびその製造方法
JP4700769B2 (ja) 2009-05-19 2011-06-15 新日本製鐵株式会社 溶接用鋼材およびその製造方法

Also Published As

Publication number Publication date
TWI342894B (pt) 2011-06-01
KR20090087059A (ko) 2009-08-14
CA2674197A1 (en) 2009-06-11
EP2218800B1 (en) 2012-05-16
KR101142185B1 (ko) 2012-05-04
US8361248B2 (en) 2013-01-29
JP4547037B2 (ja) 2010-09-22
CA2674197C (en) 2014-06-10
US20100008815A1 (en) 2010-01-14
EP2218800A1 (en) 2010-08-18
CN101578384B (zh) 2011-06-15
WO2009072663A1 (ja) 2009-06-11
KR20110125277A (ko) 2011-11-18
BRPI0808457B1 (pt) 2018-09-11
JPWO2009072663A1 (ja) 2011-04-28
CN101578384A (zh) 2009-11-11
EP2218800A4 (en) 2011-07-27
TW200932924A (en) 2009-08-01

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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)

B25G Requested change of headquarter 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]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 04/12/2008, OBSERVADAS AS CONDICOES LEGAIS.

B25D Requested change of name of applicant approved

Owner name: NIPPON STEEL CORPORATION (JP)