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PE20020297A1 - Metales de soldadura con gran tenacidad a bajas temperaturas para unir aceros de alta resistencia y baja aleacion - Google Patents

Metales de soldadura con gran tenacidad a bajas temperaturas para unir aceros de alta resistencia y baja aleacion

Info

Publication number
PE20020297A1
PE20020297A1 PE2001000781A PE2001000781A PE20020297A1 PE 20020297 A1 PE20020297 A1 PE 20020297A1 PE 2001000781 A PE2001000781 A PE 2001000781A PE 2001000781 A PE2001000781 A PE 2001000781A PE 20020297 A1 PE20020297 A1 PE 20020297A1
Authority
PE
Peru
Prior art keywords
weight
metal
welding
high strength
bainite
Prior art date
Application number
PE2001000781A
Other languages
English (en)
Inventor
Douglas P Fairchild
Jayoung Koo
Narasimha-Rao V Bangaru
Mario Luis Macia
Danny Lee Beeson
Adnan Ozekcin
Original Assignee
Exxonmobil Upstream Res Co
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 Exxonmobil Upstream Res Co filed Critical Exxonmobil Upstream Res Co
Publication of PE20020297A1 publication Critical patent/PE20020297A1/es

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
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • 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
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
    • B23K35/24—Selection of soldering or welding materials proper
    • B23K35/30—Selection of soldering or welding materials proper with the principal constituent melting at less than 1550 degrees C
    • B23K35/3053—Fe as the principal constituent
    • B23K35/3066—Fe as the principal constituent with Ni as next major constituent
    • 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
    • C22C38/08—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
    • C22C38/12—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
    • C22C38/18—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
    • C22C38/48—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
    • C22C38/50—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
    • C22C38/18—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
    • C21D2211/002—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
    • C21D2211/005—Ferrite
    • 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)
  • Arc Welding In General (AREA)
  • Nonmetallic Welding Materials (AREA)

Abstract

DONDE EL METAL POSEE UNA MICROESTRUCTURA CON UN CONTENIDO DE FERRITA ACICULAR DE 5% A 45% EN VOLUMEN Y 50% EN VOLUMEN DE MARTENSITA EN LISTONES, BAINITA SUPERIOR DEGENERADA, BAINITA INFERIOR, BAINITA GRANULAR, O MEZCLA DE ELLAS. DICHO METAL TIENE UN LIMITE ELASTICO DE 690 MPa, Y UNA DBTT MENOR A -50°C MEDIDA POR UNA CURVA DE ENERGIA DE CHARPY. DONDE EL METAL CONTENIENDO HIERRO POSEE LOS SIGUIENTES ELEMENTOS DE ALEACION: DE 0,04% A 0,08% EN PESO DE CARBONO; 1,0% A 2,0% EN PESO DE MANGANESO; DE 0,2% A 0,7% EN PESO DE SILICIO; DE 0,3% A 0,8% EN PESO DE MOLIBDENO; DE 2,3% A 3,5% EN PESO DE NIQUEL; DE 0,0175% A 0,04% EN PESO DE OXIGENO; Y AL MENOS UN ADITIVO CON 0,04% EN PESO DE CIRCONIO Y 0,02% EN PESO DE TITANIO. ADEMAS EL METAL DE SOLDADURA CONSTA DE 0,01% EN PESO DE FOSFORO; 0,01% EN PESO DE AZUFRE; 0,03% EN PESO DE ALUMINIO; Y , 0,02 EN PESO DE NITROGENO. TAMBIEN INCLUYE UN PROCEDIMIENTO DE SOLDEO DE UN ACERO DE ALTA RESISTENCIA Y BAJA ALEACION PARA PRODUCIR UN METAL DE SOLDADURA MEDIANTE ARCO METALICO EN ATMOSFERA GASEOSA Y UN ALAMBRE CONSUMIBLE PARA SOLDAR QUE PRODUCE UNA MICROESTRUCTURA DE METAL DE SOLDADURA
PE2001000781A 2000-08-07 2001-08-06 Metales de soldadura con gran tenacidad a bajas temperaturas para unir aceros de alta resistencia y baja aleacion PE20020297A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US22349500P 2000-08-07 2000-08-07

Publications (1)

Publication Number Publication Date
PE20020297A1 true PE20020297A1 (es) 2002-05-15

Family

ID=22836755

Family Applications (1)

Application Number Title Priority Date Filing Date
PE2001000781A PE20020297A1 (es) 2000-08-07 2001-08-06 Metales de soldadura con gran tenacidad a bajas temperaturas para unir aceros de alta resistencia y baja aleacion

Country Status (10)

Country Link
US (1) US6565678B2 (es)
CN (1) CN1232673C (es)
AR (1) AR030131A1 (es)
AU (2) AU8309101A (es)
EG (1) EG23002A (es)
GC (1) GC0000233A (es)
MX (1) MXPA03001080A (es)
PE (1) PE20020297A1 (es)
RU (1) RU2275281C2 (es)
WO (1) WO2002012581A1 (es)

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CN1232673C (zh) 2005-12-21
MXPA03001080A (es) 2003-05-27
AU8309101A (en) 2002-02-18
RU2275281C2 (ru) 2006-04-27
GC0000233A (en) 2006-03-29
US20020043305A1 (en) 2002-04-18
EG23002A (en) 2003-12-31
AR030131A1 (es) 2003-08-13
CN1529765A (zh) 2004-09-15
US6565678B2 (en) 2003-05-20

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