BRPI0512996A - ligações soldadas de alta densidade de energia de aços de construção metálica apresentando uma excelente tenacidade na zona fundida, e método de fabricação dessas ligações soldadas - Google Patents

ligações soldadas de alta densidade de energia de aços de construção metálica apresentando uma excelente tenacidade na zona fundida, e método de fabricação dessas ligações soldadas

Info

Publication number
BRPI0512996A
BRPI0512996A BRPI0512996-6A BRPI0512996A BRPI0512996A BR PI0512996 A BRPI0512996 A BR PI0512996A BR PI0512996 A BRPI0512996 A BR PI0512996A BR PI0512996 A BRPI0512996 A BR PI0512996A
Authority
BR
Brazil
Prior art keywords
welded joints
high energy
energy density
fabrication
steel construction
Prior art date
Application number
BRPI0512996-6A
Other languages
English (en)
Inventor
Dominique Kaplan
Original Assignee
Arcelor France
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 Arcelor France filed Critical Arcelor France
Publication of BRPI0512996A publication Critical patent/BRPI0512996A/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
    • C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium with molybdenum or tungsten
    • 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
    • B23K15/00—Electron-beam welding or cutting
    • B23K15/0046—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
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/20—Bonding
    • B23K26/32—Bonding taking account of the properties of the material involved
    • 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
    • C22C38/02—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
    • 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
    • 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
    • B23K2103/50—Inorganic materials other than metals or composite materials
    • 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
    • C21D2211/008—Martensite

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Plasma & Fusion (AREA)
  • Laser Beam Processing (AREA)
  • Heat Treatment Of Articles (AREA)
  • Joining Of Building Structures In Genera (AREA)

Abstract

LIGAçõES SOLDADAS DE ALTA DENSIDADE DE ENERGIA DE AçOS DE CONSTRUçãO METáLICA APRESENTANDO UMA EXCELENTE TENACIDADE NA ZONA FUNDIDA, E MéTODO DE FABRICAçãO DESSAS LIGAçõES SOLDADAS. A presente invenção refere-se a um objeto, compreendendo pelo menos uma parte em aço, cuja composição compreende, os teores sendo expressos em peso, carbono em teor compreendido entre 0,005 e 0,27%, manganês entre 0,5 e 1,6%, o silício entre 0,1 e 0,4%, cromo em teor inferior a 2,5%, o Mo em teor inferior a 1%, eventualmente um ou vários elementos escolhidos dentre o níquel, o cobre, o alumínio, o nióbio, o vanádio, o titânio, o boro, o zircónio, o nitrogênio, o resto sendo o ferro e impurezas resultantes da elaboração, essa parte em aço comportando pelo menos uma zona fundida por feixe à alta densidade de energia, caracterizado pelo fato de essa zona soldada apresentar uma microestrutura constituída de 60 a 75% de martensita auto-revenida e, em complemento, de 40 a 25% de bainita inferior, e preferencialmente 60 a 70% de martensita auto-revenida e, em complemento, de 40 a 30% de bainita inferior.
BRPI0512996-6A 2004-07-05 2005-06-21 ligações soldadas de alta densidade de energia de aços de construção metálica apresentando uma excelente tenacidade na zona fundida, e método de fabricação dessas ligações soldadas BRPI0512996A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0407512A FR2872442B1 (fr) 2004-07-05 2004-07-05 Assemblages soudes a haute densite d'energie d'aciers de construction metallique presentant une excellente tenacite dans la zone fondue, et methode de fabrication de ces assemblages soudes
PCT/FR2005/001543 WO2006013242A1 (fr) 2004-07-05 2005-06-21 Objet comprenant une partie en acier de construction metallique, cette partie comportant une zone soudee a l’aide d’un faisceau a haute densite d’energie et presentant une excellente tenacite dans la zone fondue ; metode de fabrication de cet objet

Publications (1)

Publication Number Publication Date
BRPI0512996A true BRPI0512996A (pt) 2008-04-22

Family

ID=34947914

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0512996-6A BRPI0512996A (pt) 2004-07-05 2005-06-21 ligações soldadas de alta densidade de energia de aços de construção metálica apresentando uma excelente tenacidade na zona fundida, e método de fabricação dessas ligações soldadas

Country Status (7)

Country Link
US (1) US20080302450A1 (pt)
EP (1) EP1778886A1 (pt)
CN (1) CN1989268A (pt)
BR (1) BRPI0512996A (pt)
CA (1) CA2572869A1 (pt)
FR (1) FR2872442B1 (pt)
WO (1) WO2006013242A1 (pt)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5365216B2 (ja) * 2008-01-31 2013-12-11 Ｊｆｅスチール株式会社 高強度鋼板とその製造方法
JP5906147B2 (ja) * 2012-06-29 2016-04-20 株式会社神戸製鋼所 母材靭性およびｈａｚ靱性に優れた高張力鋼板
WO2015077185A1 (en) 2013-11-25 2015-05-28 Magna International Inc. Structural component including a tempered transition zone
EP2942143B1 (en) 2014-05-09 2017-03-15 Gestamp HardTech AB Methods for joining two blanks and blanks and products obtained
CN104759625B (zh) * 2015-03-27 2017-01-04 桂林电子科技大学 一种使用激光3d打印技术制备铝合金结构件的材料及方法
CN105296852B (zh) * 2015-11-24 2017-03-29 西安三维应力工程技术有限公司 汽车传动轴用焊接钢管及其制造方法
US10252378B2 (en) * 2015-12-10 2019-04-09 Caterpillar Inc. Hybrid laser cladding composition and component therefrom
CN106319385A (zh) * 2016-09-30 2017-01-11 无锡市明盛强力风机有限公司 一种金属材料及其制备方法
WO2019171624A1 (ja) * 2018-03-09 2019-09-12 日新製鋼株式会社 鋼管および鋼管の製造方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4527040A (en) * 1983-06-16 1985-07-02 The United States Of America As Represented By The Secretary Of The Navy Method of laser welding
AU4111193A (en) * 1992-05-27 1993-12-30 Alloy Rods Global, Inc. Welding electrodes for producing low carbon bainitic ferrite weld deposits
JPH1094890A (ja) * 1996-09-24 1998-04-14 Nippon Steel Corp 溶接部継手靭性に優れた鋼板のレーザー溶接方法
TW396253B (en) * 1997-06-20 2000-07-01 Exxon Production Research Co Improved system for processing, storing, and transporting liquefied natural gas
JP3519966B2 (ja) * 1999-01-07 2004-04-19 新日本製鐵株式会社 低温靱性に優れた超高強度ラインパイプおよびその製造法
FI114484B (fi) * 2002-06-19 2004-10-29 Rautaruukki Oyj Kuumavalssattu nauhateräs ja sen valmistusmenetelmä

Also Published As

Publication number Publication date
FR2872442B1 (fr) 2006-09-15
US20080302450A1 (en) 2008-12-11
WO2006013242A9 (fr) 2007-06-14
CN1989268A (zh) 2007-06-27
FR2872442A1 (fr) 2006-01-06
EP1778886A1 (fr) 2007-05-02
WO2006013242A1 (fr) 2006-02-09
CA2572869A1 (fr) 2006-02-09

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Legal Events

Date Code Title Description
B11A Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing
B11Y Definitive dismissal - extension of time limit for request of examination expired [chapter 11.1.1 patent gazette]