MX2012002346A - Union soldada por puntos y metodos de soldadura por puntos. - Google Patents

Union soldada por puntos y metodos de soldadura por puntos.

Info

Publication number
MX2012002346A
MX2012002346A MX2012002346A MX2012002346A MX2012002346A MX 2012002346 A MX2012002346 A MX 2012002346A MX 2012002346 A MX2012002346 A MX 2012002346A MX 2012002346 A MX2012002346 A MX 2012002346A MX 2012002346 A MX2012002346 A MX 2012002346A
Authority
MX
Mexico
Prior art keywords
spot
sup
welded joint
welding method
microstructure
Prior art date
Application number
MX2012002346A
Other languages
English (en)
Inventor
Hideki Hamatani
Masafumi Azuma
Naoki Maruyama
Noriyuki Suzuki
Hatsuhiko Oikawa
Fuminori Watanabe
Hiroyuki Kawata
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 MX2012002346A publication Critical patent/MX2012002346A/es

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K11/00Resistance welding; Severing by resistance heating
    • B23K11/10Spot welding; Stitch welding
    • B23K11/11Spot welding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K11/00Resistance welding; Severing by resistance heating
    • B23K11/10Spot welding; Stitch welding
    • B23K11/11Spot welding
    • B23K11/115Spot welding by means of two electrodes placed opposite one another on both sides of the welded parts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K11/00Resistance welding; Severing by resistance heating
    • B23K11/16Resistance welding; Severing by resistance heating taking account of the properties of the material to be welded
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K11/00Resistance welding; Severing by resistance heating
    • B23K11/16Resistance welding; Severing by resistance heating taking account of the properties of the material to be welded
    • B23K11/163Welding of coated materials
    • B23K11/166Welding of coated materials of galvanized or tinned materials
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K31/00Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00Layered products comprising a layer of metal
    • B32B15/01Layered products comprising a layer of metal all layers being exclusively metallic
    • B32B15/011Layered products comprising a layer of metal all layers being exclusively metallic all layers being formed of iron alloys or steels
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/001Ferrous alloys, e.g. steel alloys containing N
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/02Ferrous alloys, e.g. steel alloys containing silicon
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/04Ferrous alloys, e.g. steel alloys containing manganese
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/06Ferrous alloys, e.g. steel alloys containing aluminium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2101/00Articles made by soldering, welding or cutting
    • B23K2101/18Sheet panels
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2101/00Articles made by soldering, welding or cutting
    • B23K2101/34Coated articles, e.g. plated or painted; Surface treated articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2103/00Materials to be soldered, welded or cut
    • B23K2103/02Iron or ferrous alloys
    • B23K2103/04Steel or steel alloys
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/12All metal or with adjacent metals
    • Y10T428/12347Plural layers discontinuously bonded [e.g., spot-weld, mechanical fastener, etc.]
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/12All metal or with adjacent metals
    • Y10T428/12493Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12771Transition metal-base component
    • Y10T428/12861Group VIII or IB metal-base component
    • Y10T428/12951Fe-base component
    • Y10T428/12958Next to Fe-base component
    • Y10T428/12965Both containing 0.01-1.7% carbon [i.e., steel]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Resistance Welding (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Heat Treatment Of Articles (AREA)

Abstract

Se proporciona una unión (10) soldada por puntos en la cual por lo menos una placa de acero delgada tiene una resistencia a la tracción de 750 MPa a 1850 MPa y un equivalente de carbono Ceq entre 0.22% en masa y 0.55% en masa inclusive y un punto de soldadura (3) se forma en una interconexión entre las placas de acero delgada (1A, 1B). En una región de capa exterior de punto de soldadura de la unión soldada por puntos, la microestructura se compone de una estructura de dendrita de la cual un espacio intersticial promedio de los brazos no es mayor que 12 µm, y el diámetro de partícula promedio y la densidad numérica de los carburos contenidos en la microestructura son de 5 nm a 100 nm y no es menor a 2 x 106/mm2, respectivamente.
MX2012002346A 2009-08-31 2010-08-30 Union soldada por puntos y metodos de soldadura por puntos. MX2012002346A (es)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2009199908 2009-08-31
JP2009272076 2009-11-30
JP2010106442 2010-05-06
JP2010173929 2010-08-02
PCT/JP2010/064748 WO2011025015A1 (ja) 2009-08-31 2010-08-30 スポット溶接継手およびスポット溶接方法

Publications (1)

Publication Number Publication Date
MX2012002346A true MX2012002346A (es) 2012-03-29

Family

ID=43628104

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2012002346A MX2012002346A (es) 2009-08-31 2010-08-30 Union soldada por puntos y metodos de soldadura por puntos.

Country Status (10)

Country Link
US (2) US8962149B2 (es)
EP (1) EP2474381B8 (es)
JP (1) JP5043236B2 (es)
KR (1) KR101388692B1 (es)
CN (1) CN102625740B (es)
ES (1) ES2743306T3 (es)
IN (1) IN2012DN01208A (es)
MX (1) MX2012002346A (es)
MY (1) MY160054A (es)
WO (1) WO2011025015A1 (es)

Cited By (1)

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JP5573128B2 (ja) 2008-11-28 2014-08-20 Jfeスチール株式会社 抵抗スポット溶接方法

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