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WO2007144516A3 - Acier inoxydable duplex - Google Patents

Acier inoxydable duplex Download PDF

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Publication number
WO2007144516A3
WO2007144516A3 PCT/FR2007/000994 FR2007000994W WO2007144516A3 WO 2007144516 A3 WO2007144516 A3 WO 2007144516A3 FR 2007000994 W FR2007000994 W FR 2007000994W WO 2007144516 A3 WO2007144516 A3 WO 2007144516A3
Authority
WO
WIPO (PCT)
Prior art keywords
stainless steel
duplex stainless
ircl
steel
forgings
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/FR2007/000994
Other languages
English (en)
Other versions
WO2007144516A9 (fr
WO2007144516A2 (fr
Inventor
Bernard Bonnefois
Jerome Peultier
Mickael Serriere
Jean-Michel Hauser
Eric Chauveau
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Industeel Creusot
Original Assignee
Industeel Creusot
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
Priority to ES07803755T priority Critical patent/ES2401601T3/es
Priority to SI200731163T priority patent/SI2038445T1/sl
Priority to EP07803755A priority patent/EP2038445B1/fr
Priority to KR1020087030667A priority patent/KR101169627B1/ko
Priority to AU2007259069A priority patent/AU2007259069B2/en
Priority to MX2008016172A priority patent/MX2008016172A/es
Priority to US12/305,014 priority patent/US20100000636A1/en
Priority to BRPI0713673-0B1A priority patent/BRPI0713673B1/pt
Priority to CN2007800297393A priority patent/CN101501234B/zh
Priority to DK07803755.3T priority patent/DK2038445T3/da
Priority to CA2656946A priority patent/CA2656946C/fr
Priority to PL07803755T priority patent/PL2038445T3/pl
Application filed by Industeel Creusot filed Critical Industeel Creusot
Publication of WO2007144516A2 publication Critical patent/WO2007144516A2/fr
Publication of WO2007144516A3 publication Critical patent/WO2007144516A3/fr
Anticipated expiration legal-status Critical
Publication of WO2007144516A9 publication Critical patent/WO2007144516A9/fr
Priority to US14/622,402 priority patent/US20150167135A1/en
Priority to US16/371,563 priority patent/US20190226068A1/en
Ceased legal-status Critical Current

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    • 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
    • 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
    • C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/22—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length
    • B21B1/24—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length in a continuous or semi-continuous process
    • B21B1/26—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length in a continuous or semi-continuous process by hot-rolling, e.g. Steckel hot mill
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/004—Heat treatment of ferrous alloys containing Cr and Ni
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/005—Heat treatment of ferrous alloys containing Mn
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/007—Heat treatment of ferrous alloys containing Co
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/008—Heat treatment of ferrous alloys containing Si
    • 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 by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • 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 by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/021—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips involving a particular fabrication or treatment of ingot or slab
    • 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 by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221—Modifying the physical properties 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 by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247—Modifying the physical properties 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 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
    • 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
    • C21D9/0081—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for slabs; for billets
    • 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
    • C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
    • 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
    • C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
    • 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
    • C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
    • C21D9/525—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length for wire, for rods
    • 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
    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • 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
    • C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
    • 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
    • C22C38/18—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
    • C22C38/50—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
    • C22C38/52—Ferrous alloys, e.g. steel alloys containing chromium with nickel with cobalt
    • 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
    • C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron
    • 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
    • C22C38/56—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.7% by weight of carbon
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/002—Heat treatment of ferrous alloys containing Cr

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
  • Heat Treatment Of Sheet Steel (AREA)

Abstract

L'invention concerne une composition d'acier inoxydable duplex, dont la composition est constituée de, en % en poids : C < 0,05 % 21 % ≤ Cr < 25 % 1 % ≤ Ni ≤ 2,95% 0,16 % ≤ N ≤ 0,28 % Mn ≤ 2,0 % Mo +W/2 ≤ 0,50 % Mo ≤ 0,45% W < 0,15 % Si < 1,4% Al < 0,05 % 0,11% ≤ Cu ≤ 0,50 % S < 0,010 % P ≤ 0,040 % Co ≤ 0,5 % • REM ≤ 0,1 % V ≤ 0,5 % Ti ≤ 0, 1 % Nb ≤ 0,3 % Mg < 0,1 % le reste étant du fer et des impuretés résultant de l'élaboration et la microstructure étant constituée d'austénite et de 35 à 65% de ferrite en volume, la composition respectant en outre les relations suivantes : 40 ≤ IF < 70 avec IF = 6 x (%Cr + 1,32 x %Mo + 1,27χ %Si) - 10x (%Ni + 24 x %C + 16,15 x %N + 0,5 x %Cu + 0,4 x %Mn) - 6,17 et IRCL > 30,5 avec IRCL = %Cr +3,3 x %Mo +16 x %N + 2,6 x %Ni - 0,7 x %Mn ainsi qu'un procédé de fabrication de tôles, bandes, bobines, barres, fils, profilés, pièces forgées, pièces moulées en cet acier.
PCT/FR2007/000994 2006-06-16 2007-06-15 Acier inoxydable duplex Ceased WO2007144516A2 (fr)

Priority Applications (14)

Application Number Priority Date Filing Date Title
SI200731163T SI2038445T1 (sl) 2006-06-16 2007-06-15 Dupleks nerjavno jeklo
EP07803755A EP2038445B1 (fr) 2006-06-16 2007-06-15 Acier inoxydable duplex
KR1020087030667A KR101169627B1 (ko) 2006-06-16 2007-06-15 듀플렉스 스테인리스강
AU2007259069A AU2007259069B2 (en) 2006-06-16 2007-06-15 Duplex stainless steel
MX2008016172A MX2008016172A (es) 2006-06-16 2007-06-15 Acero inoxidable duplex.
US12/305,014 US20100000636A1 (en) 2006-06-16 2007-06-15 Duplex stainless steel
BRPI0713673-0B1A BRPI0713673B1 (pt) 2006-06-16 2007-06-15 "aço inoxidável dúplex, processo para a fabricação de uma chapa, de uma tira, ou de uma bobina laminada a quente em aço ou de uma barra ou de um fio laminado(a) a quente em aço e peça moldada".
DK07803755.3T DK2038445T3 (da) 2006-06-16 2007-06-15 Rustfrit duplex stål
CN2007800297393A CN101501234B (zh) 2006-06-16 2007-06-15 双联不锈钢
ES07803755T ES2401601T3 (es) 2006-06-16 2007-06-15 Acero inoxidable dúplex
PL07803755T PL2038445T3 (pl) 2006-06-16 2007-06-15 Stal nierdzewna dupleks
CA2656946A CA2656946C (fr) 2006-06-16 2007-06-15 Acier inoxydable duplex
US14/622,402 US20150167135A1 (en) 2006-06-16 2015-02-13 Duplex stainless steel
US16/371,563 US20190226068A1 (en) 2006-06-16 2019-04-01 Process for manufacturing hot-rolled plate, strip or coil made of duplex stainless steel

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP06290991.6 2006-06-16
EP06290991A EP1867748A1 (fr) 2006-06-16 2006-06-16 Acier inoxydable duplex

Related Child Applications (2)

Application Number Title Priority Date Filing Date
US12/305,014 A-371-Of-International US20100000636A1 (en) 2006-06-16 2007-06-15 Duplex stainless steel
US14/622,402 Continuation US20150167135A1 (en) 2006-06-16 2015-02-13 Duplex stainless steel

Publications (3)

Publication Number Publication Date
WO2007144516A2 WO2007144516A2 (fr) 2007-12-21
WO2007144516A3 true WO2007144516A3 (fr) 2008-04-10
WO2007144516A9 WO2007144516A9 (fr) 2009-01-29

Family

ID=36716663

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/FR2007/000994 Ceased WO2007144516A2 (fr) 2006-06-16 2007-06-15 Acier inoxydable duplex

Country Status (16)

Country Link
US (3) US20100000636A1 (fr)
EP (2) EP1867748A1 (fr)
KR (1) KR101169627B1 (fr)
CN (1) CN101501234B (fr)
AU (1) AU2007259069B2 (fr)
BR (1) BRPI0713673B1 (fr)
CA (1) CA2656946C (fr)
DK (1) DK2038445T3 (fr)
ES (1) ES2401601T3 (fr)
MX (1) MX2008016172A (fr)
PL (1) PL2038445T3 (fr)
RU (1) RU2406780C2 (fr)
SI (1) SI2038445T1 (fr)
TW (1) TWI463020B (fr)
WO (1) WO2007144516A2 (fr)
ZA (1) ZA200810587B (fr)

Families Citing this family (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI394848B (zh) * 2007-10-10 2013-05-01 Nippon Steel & Sumikin Sst 雙相不銹鋼線材、鋼線及螺釘以及其製造方法
JP5337473B2 (ja) * 2008-02-05 2013-11-06 新日鐵住金ステンレス株式会社 耐リジング性と加工性に優れたフェライト・オーステナイト系ステンレス鋼板およびその製造方法
SE534779C2 (sv) * 2010-03-03 2011-12-20 Sandvik Intellectual Property Metod för att tillverka en trådprodukt av rostfritt stål
FI122657B (fi) 2010-04-29 2012-05-15 Outokumpu Oy Menetelmä korkean muokattavuuden omaavan ferriittis-austeniittisen ruostumattoman teräksen valmistamiseksi ja hyödyntämiseksi
KR20120132691A (ko) 2010-04-29 2012-12-07 오또꿈뿌 오와이제이 높은 성형성을 구비하는 페라이트-오스테나이트계 스테인리스 강의 제조 및 사용 방법
WO2012004464A1 (fr) * 2010-07-07 2012-01-12 Arcelormittal Investigación Y Desarrollo Sl Acier inoxydable austéno-ferritique à usinabilité améliorée
CN102002646A (zh) * 2010-10-12 2011-04-06 西安建筑科技大学 具有高力学性能和优良耐腐蚀性能的经济双相不锈钢
KR101256522B1 (ko) * 2010-12-28 2013-04-22 주식회사 포스코 슈퍼 듀플렉스 스테인리스강 용접부의 열처리 방법
JP5406230B2 (ja) * 2011-01-27 2014-02-05 新日鐵住金ステンレス株式会社 合金元素節減型二相ステンレス熱延鋼材およびその製造方法
EP3693121B8 (fr) 2011-01-27 2022-04-13 NIPPON STEEL Stainless Steel Corporation Tôle d'acier plaquée en acier inoxydable duplex en tant que matériau de placage et son procédé de production
JP5406233B2 (ja) * 2011-03-02 2014-02-05 新日鐵住金ステンレス株式会社 二相ステンレス鋼を合わせ材とするクラッド鋼板およびその製造方法
TWI450973B (zh) * 2011-05-19 2014-09-01 China Steel Corp 煉鋼製程
KR20130034349A (ko) * 2011-09-28 2013-04-05 주식회사 포스코 내식성 및 열간가공성이 우수한 저합금 듀플렉스 스테인리스강
KR101312783B1 (ko) * 2011-09-28 2013-09-27 주식회사 포스코 충격인성 및 코일 형상이 우수한 슈퍼 듀플렉스 스테인리스강의 연속소둔방법
KR101632516B1 (ko) * 2011-10-21 2016-06-21 닛폰 스틸 앤드 스미킨 스테인레스 스틸 코포레이션 2상 스테인리스강, 2상 스테인리스강 주조편 및 2상 스테인리스강 강재
RU2469106C1 (ru) * 2011-11-07 2012-12-10 Открытое акционерное общество "Металлургический завод имени А.К. Серова" Круглый сортовой прокат из борсодержащей стали повышенной прокаливаемости
DE102012100908A1 (de) 2012-02-03 2013-08-08 Klaus Kuhn Edelstahlgiesserei Gmbh Duplexstahl mit verbesserter Kerbschlagzähigkeit und Zerspanbarkeit
DE102012006941B4 (de) * 2012-03-30 2013-10-17 Salzgitter Flachstahl Gmbh Verfahren zur Herstellung eines Bauteils aus Stahl durch Warmumformen
UA111115C2 (uk) 2012-04-02 2016-03-25 Ейкей Стіл Пропертіс, Інк. Рентабельна феритна нержавіюча сталь
CN102649222B (zh) * 2012-05-31 2014-01-29 浙江振兴石化机械有限公司 一种利用17-4ph不锈钢加工细长轴的方法
KR101554771B1 (ko) 2012-12-20 2015-09-21 주식회사 포스코 고연성 린 듀플렉스 스테인리스강.
KR101454517B1 (ko) 2012-12-24 2014-10-23 주식회사 포스코 린 듀플렉스 스테인리스강 및 그의 제조방법
CN103639650B (zh) * 2013-11-21 2016-01-06 江苏天舜金属材料集团有限公司 一种高屈服度无粘接预应力钢棒的制造方法
WO2015074802A1 (fr) * 2013-11-25 2015-05-28 Exxonmobil Chemical Patents Inc. Acier inoxydable duplex pauvre utilisé en tant que matériau de construction
EP3093358B1 (fr) 2014-01-06 2019-08-14 Nippon Steel Corporation Acier et son procédé de production
KR101831544B1 (ko) * 2014-01-06 2018-02-22 신닛테츠스미킨 카부시키카이샤 열간 성형 부재 및 그 제조 방법
RU2562719C1 (ru) * 2014-04-29 2015-09-10 Открытое акционерное общество "Магнитогорский металлургический комбинат" Прокат круглого поперечного сечения для изготовления высокопрочного крепежа
DE102014017274A1 (de) * 2014-11-18 2016-05-19 Salzgitter Flachstahl Gmbh Höchstfester lufthärtender Mehrphasenstahl mit hervorragenden Verarbeitungseigenschaften und Verfahren zur Herstellung eines Bandes aus diesem Stahl
CN104451447B (zh) * 2014-12-10 2016-10-19 无锡鑫常钢管有限责任公司 一种奥氏体不锈钢管及生产工艺
ES2788530T3 (es) * 2015-04-10 2020-10-21 Sandvik Intellectual Property Un procedimiento para producir un tubo de acero inoxidable doble
CN104818431A (zh) * 2015-04-23 2015-08-05 苏州劲元油压机械有限公司 一种耐650℃高温节流阀的铸造工艺
CN105256254B (zh) * 2015-10-30 2017-02-01 河北五维航电科技有限公司 一种用于co2气提法制备尿素的气提管材料的制备方法
CN108779539B (zh) 2015-12-14 2021-03-26 世伟洛克公司 无需退火固溶的高度合金不锈钢锻件
KR20170075034A (ko) * 2015-12-21 2017-07-03 주식회사 포스코 린 듀플렉스 스테인리스강 및 이의 제조 방법
KR102685247B1 (ko) * 2016-03-24 2024-07-17 닛테츠 스테인레스 가부시키가이샤 인성이 양호한 Ti 함유 페라이트계 스테인리스 강판 및 플랜지
JP6727055B2 (ja) * 2016-07-25 2020-07-22 日鉄ステンレス株式会社 厚手電磁調理器用二相ステンレス鋼
JP6437062B2 (ja) * 2016-08-10 2018-12-12 新日鐵住金ステンレス株式会社 クラッド鋼用二相ステンレス鋼及びクラッド鋼
JP6895864B2 (ja) * 2016-10-06 2021-06-30 日鉄ステンレス株式会社 せん断加工面の耐食性に優れた二相ステンレス鋼、二相ステンレス鋼板及び二相ステンレス線状鋼材
DE112016006874T5 (de) * 2016-12-27 2019-02-14 Honda Motor Co., Ltd. Nichtrostender Stahl
JP6384638B1 (ja) * 2017-01-23 2018-09-05 Ｊｆｅスチール株式会社 フェライト・オーステナイト系二相ステンレス鋼板
CN108754081B (zh) * 2018-06-19 2020-04-14 鹰普（中国）有限公司 一种双相不锈钢的热处理工艺方法
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JP6823221B1 (ja) * 2020-07-31 2021-01-27 日本冶金工業株式会社 高耐食オーステナイト系ステンレス鋼とその製造方法
CN112538593B (zh) * 2020-11-09 2022-06-10 鞍钢蒂森克虏伯汽车钢有限公司 一种控制表面波纹度的热镀锌if钢板生产方法
CN113584390B (zh) * 2021-08-03 2022-05-13 宝武杰富意特殊钢有限公司 一种高强螺栓用圆钢及其制备方法
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CN114932146B (zh) * 2022-06-30 2024-09-10 浙江青山钢铁有限公司 一种超级双相不锈钢线材的轧制方法
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CN117265418A (zh) * 2023-11-07 2023-12-22 沈阳大学 一种无边裂双相不锈钢及其制备
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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4798635A (en) * 1984-03-30 1989-01-17 Santrade Limited Ferritic-austenitic stainless steel
JPH01165750A (ja) * 1987-12-23 1989-06-29 Kawasaki Steel Corp 高耐食性二相ステンレス鋳鋼
EP0750053A1 (fr) * 1994-12-16 1996-12-27 Sumitomo Metal Industries, Ltd. Acier inoxydable duplex presentant une remarquable resistance a la corrosion
JP2005105346A (ja) * 2003-09-30 2005-04-21 Nippon Steel Corp 耐食性・靭性の優れた二相ステンレス鋼の製造方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2404567A1 (fr) 1977-10-03 1979-04-27 Impression Cartonnage Ste Pari Emballage en carton revetu de matiere synthetique
US4331474A (en) * 1980-09-24 1982-05-25 Armco Inc. Ferritic stainless steel having toughness and weldability
JP3750202B2 (ja) * 1996-02-21 2006-03-01 日本精工株式会社 転がり軸受
RU2215815C1 (ru) * 2002-11-18 2003-11-10 Закрытое акционерное общество "Ижевский опытно-механический завод" Коррозионно-стойкая сталь
WO2004099457A1 (fr) * 2003-05-06 2004-11-18 Nippon Steel Corporation Tole d'acier magmetique non orientee excellente du point de vue des pertes de fer, et son procede de production
RU2243286C1 (ru) * 2003-11-28 2004-12-27 Закрытое акционерное общество "Ижевский опытно-механический завод" Высокопрочная нержавеющая сталь
EP1715073B1 (fr) * 2004-01-29 2014-10-22 JFE Steel Corporation Acier inoxydable ferritique et austenitique
RU2693990C1 (ru) * 2005-02-01 2019-07-08 Акционерное общество "Ижевский опытно-механический завод" Сталь, изделие из стали и способ его изготовления
RU2270268C1 (ru) * 2005-02-01 2006-02-20 Закрытое акционерное общество "Ижевский опытно-механический завод" Коррозионно-стойкая сталь и изделие из нее

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4798635A (en) * 1984-03-30 1989-01-17 Santrade Limited Ferritic-austenitic stainless steel
JPH01165750A (ja) * 1987-12-23 1989-06-29 Kawasaki Steel Corp 高耐食性二相ステンレス鋳鋼
EP0750053A1 (fr) * 1994-12-16 1996-12-27 Sumitomo Metal Industries, Ltd. Acier inoxydable duplex presentant une remarquable resistance a la corrosion
JP2005105346A (ja) * 2003-09-30 2005-04-21 Nippon Steel Corp 耐食性・靭性の優れた二相ステンレス鋼の製造方法

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
J.-P. AUDOUARD, J. GROCKI: "Duplex stainless steel: an effective material for use in kraft liquor applications", September 2001, PROCEEDINGS OF THE 2001 TAPPI ENGINEERING/FINISHING AND CONVERTING CONFERENCE, SAN ANTONIO, XP009070735 *
PATENT ABSTRACTS OF JAPAN vol. 013, no. 431 (C - 640) 26 September 1989 (1989-09-26) *
PATENT ABSTRACTS OF JAPAN vol. 2003, no. 12 5 December 2003 (2003-12-05) *

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