AR002502A1 - MULTIPLE PHASE STEEL, PROCEDURE FOR PRODUCING LAMINATED PRODUCTS FROM SUCH STEEL, AND THEIR APPLICATION - Google Patents

MULTIPLE PHASE STEEL, PROCEDURE FOR PRODUCING LAMINATED PRODUCTS FROM SUCH STEEL, AND THEIR APPLICATION

Info

Publication number
AR002502A1
AR002502A1 ARP960103182A AR10318296A AR002502A1 AR 002502 A1 AR002502 A1 AR 002502A1 AR P960103182 A ARP960103182 A AR P960103182A AR 10318296 A AR10318296 A AR 10318296A AR 002502 A1 AR002502 A1 AR 002502A1
Authority
AR
Argentina
Prior art keywords
steel
carbon
procedure
application
equ
Prior art date
Application number
ARP960103182A
Other languages
Spanish (es)
Inventor
Bertram Ehrhardt
Thomas Heidelauf
Thomas Wilhelm Schaumann
Original Assignee
Thyssen Stahl Ag
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 claimed from DE19605697A external-priority patent/DE19605697C2/en
Application filed by Thyssen Stahl Ag filed Critical Thyssen Stahl Ag
Publication of AR002502A1 publication Critical patent/AR002502A1/en

Links

Classifications

    • 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
    • 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
    • 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
    • C21D2211/001—Austenite
    • 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)
  • Materials Engineering (AREA)
  • Mechanical 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)
  • Laminated Bodies (AREA)

Abstract

Acero de fase múltiple, que contiene (% en masa): 0,12 a 0,3% de carbono, 1,2 a 3,5% de manganeso, 1,1 a 2,2% de aluminio, menos que 0,2% de silicio;resto: hierro e impurezas inevitables, inclusive fósforo y azufre; con una estructura libre deperlita que está constituida de hasta 70% en volumen deferrita poligonal blanda y como resto ferrita bainítica y más que 4% de austenita residual enriquecida con carbono, así como también eventualmentecontenidos menores de martensita enriquecida con carbono; el cual contiene aluminio en una cantidad de % en masa Al < 7,6 . C(equ) - 0,36; con unequivalente de carbono C(equ): 0,2 l C(equ) = % C + 1/20% Mn + 1/20% Cr + 1/15 % Mo l 0,325; procedimiento para producir laminados con dicho acero, yy aplicación del mismo para elementos estructurales conformados en frío. para elementos estructurales conformados en frío.Multi-phase steel, containing (mass%): 0.12 to 0.3% carbon, 1.2 to 3.5% manganese, 1.1 to 2.2% aluminum, less than 0, 2% silicon, remainder: iron and unavoidable impurities, including phosphorus and sulfur; with a free pearlite structure that is made up of up to 70% by volume of soft polygonal ferrite and bainitic ferrite as the rest and more than 4% of residual austenite enriched with carbon, as well as possibly minor contents of martensite enriched with carbon; which contains aluminum in an amount of% by mass Al <7.6. C (equ) - 0.36; with a carbon equivalent C (equ): 0.2 l C (equ) =% C + 1/20% Mn + 1/20% Cr + 1/15% Mo l 0.325; procedure to produce laminates with said steel, and and its application for cold formed structural elements. for cold formed structural elements.

ARP960103182A 1995-06-16 1996-06-14 MULTIPLE PHASE STEEL, PROCEDURE FOR PRODUCING LAMINATED PRODUCTS FROM SUCH STEEL, AND THEIR APPLICATION AR002502A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19521836 1995-06-16
DE19605697A DE19605697C2 (en) 1995-06-16 1996-02-16 Multi-phase steel, production of rolled products and use of the steel

Publications (1)

Publication Number Publication Date
AR002502A1 true AR002502A1 (en) 1998-03-25

Family

ID=26016012

Family Applications (1)

Application Number Title Priority Date Filing Date
ARP960103182A AR002502A1 (en) 1995-06-16 1996-06-14 MULTIPLE PHASE STEEL, PROCEDURE FOR PRODUCING LAMINATED PRODUCTS FROM SUCH STEEL, AND THEIR APPLICATION

Country Status (10)

Country Link
EP (1) EP0748874A1 (en)
CN (1) CN1190998A (en)
AR (1) AR002502A1 (en)
BR (1) BR9608969A (en)
CA (1) CA2224813A1 (en)
CZ (1) CZ402697A3 (en)
HU (1) HUP9801755A3 (en)
PL (1) PL324556A1 (en)
TR (1) TR199701721T1 (en)
WO (1) WO1997000331A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2748033B1 (en) * 1996-04-26 1998-05-22 Lorraine Laminage PROCESS FOR PRODUCING A STRIP OF VERY HIGH STRENGTH HOT-ROLLED STEEL FOR USE IN FORMING AND IN PARTICULAR FOR STAMPING
JP4214006B2 (en) 2003-06-19 2009-01-28 新日本製鐵株式会社 High strength steel sheet with excellent formability and method for producing the same
JP4716359B2 (en) * 2005-03-30 2011-07-06 株式会社神戸製鋼所 High strength cold-rolled steel sheet excellent in uniform elongation and method for producing the same
CN103695762B (en) * 2013-12-13 2016-06-08 安徽工业大学 A kind of tensile strength 560��590MPa hot rolled wheel rim steel and manufacture method thereof
KR102648441B1 (en) * 2015-09-22 2024-03-15 타타 스틸 이즈무이덴 베.뷔. Hot-rolled high-strength roll-formable steel sheet with excellent stretch-flange formability and manufacturing method thereof
DE102016202005A1 (en) * 2016-02-10 2017-08-10 Thyssenkrupp Ag Commercial vehicle wheel and use
DE102016211411A1 (en) * 2016-06-24 2017-12-28 Thyssenkrupp Ag Vehicle wheel and use

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1000219B (en) * 1973-12-06 1976-03-30 Centro Speriment Metallurg STEEL FOR MARINE USE WITH HIGH MECHANICAL RESISTANCE
JPS5827329B2 (en) * 1978-04-05 1983-06-08 新日本製鐵株式会社 Manufacturing method of low yield ratio high tensile strength hot rolled steel sheet with excellent ductility
BE899253A (en) * 1984-03-27 1984-07-16 Gielen Paul M E L High strength low alloy steel - contg. only carbon aluminium and manganese additives
JP2952624B2 (en) * 1991-05-30 1999-09-27 新日本製鐵株式会社 High yield ratio type hot rolled high strength steel sheet excellent in formability and spot weldability and its manufacturing method and high yield ratio type hot rolled high strength steel sheet excellent in formability and its manufacturing method
JP3412157B2 (en) * 1991-08-27 2003-06-03 住友金属工業株式会社 High-ductility hot-rolled high-strength steel sheet and its manufacturing method
JPH06264183A (en) * 1993-03-11 1994-09-20 Sumitomo Metal Ind Ltd Hot rolled high tensile strength steel plate with high workability and its production
US5470529A (en) * 1994-03-08 1995-11-28 Sumitomo Metal Industries, Ltd. High tensile strength steel sheet having improved formability

Also Published As

Publication number Publication date
WO1997000331A1 (en) 1997-01-03
HUP9801755A3 (en) 1999-09-28
HUP9801755A2 (en) 1998-11-30
EP0748874A1 (en) 1996-12-18
TR199701721T1 (en) 1998-04-21
PL324556A1 (en) 1998-06-08
CN1190998A (en) 1998-08-19
CA2224813A1 (en) 1997-01-03
MX9710229A (en) 1998-03-29
CZ402697A3 (en) 1998-06-17
BR9608969A (en) 1999-06-29

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