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ES2528427T3 - Lámina de acero de alta tracción y procedimiento para producir la misma - Google Patents

Lámina de acero de alta tracción y procedimiento para producir la misma Download PDF

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ES2528427T3
ES2528427T3 ES06782588.5T ES06782588T ES2528427T3 ES 2528427 T3 ES2528427 T3 ES 2528427T3 ES 06782588 T ES06782588 T ES 06782588T ES 2528427 T3 ES2528427 T3 ES 2528427T3
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steel sheet
high tensile
tensile steel
procedure
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Tamako Ariga
Takeshi Yokota
Akio Kobayashi
Kazuhiro Seto
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JFE Steel Corp
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    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
    • C23C2/06—Zinc or cadmium or alloys based thereon
    • 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
    • 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
    • C22C38/02—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
    • C22C38/12—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
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
    • C23C2/022—Pretreatment of the material to be coated, e.g. for coating on selected surface areas by heating
    • C23C2/0224—Two or more thermal pretreatments
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
    • C23C2/024—Pretreatment of the material to be coated, e.g. for coating on selected surface areas by cleaning or etching
    • 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
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12736—Al-base component
    • Y10T428/1275—Next to Group VIII or IB metal-base component
    • Y10T428/12757—Fe
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12771—Transition metal-base component
    • Y10T428/12785—Group IIB metal-base component
    • Y10T428/12792—Zn-base component
    • Y10T428/12799—Next to Fe-base component [e.g., galvanized]

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

Abstract

Lámina de acero de alta tracción que consiste en una estructura de fase única de ferrita que ocupa un porcentaje de área del 95% o más, que consiste en más del 0,06% y no más del 0,24% de C, el 0,3% o menos de Si, del 0,5 al 2,0% de Mn, el 0,06% o menos de P, el 0,005% o menos de S, el 0,06% o menos de Al, el 0,006% o menos de N, del 0,05 al 0,5% de Mo, del 0,03 al 0,2% de Ti, más del 0,15 y no más del 1,2% de V, en masa, y el resto Fe e impurezas inevitables, y que tiene una composición en la que el contenido en C, Ti, Mo y V satisface la fórmula (I), 0,8 <= (C/12) / {(Ti/48) + (Mo/96) + (V/51)} <= 1,5 (I) en la que C, Ti, Mo y V designan el % en masa para cada uno de ellos, dando una resistencia a la tracción de 980 MPa o superior, en la que un carburo que contiene Ti, Mo y V, y que tiene un tamaño de partícula promedio más pequeño de 10 nm precipita en estado disperso en una cantidad de 5 x 105 partículas o más por 1 μm3, y el carburo que contiene Ti, Mo y V tiene una composición promedio que satisface [V/(Ti + Mo + V) >= 0,3], expresándose Ti, Mo y V mediante el % atómico, y a >= de 0,6 a 1,4, b >= de 0,6 a 1,4, y c >= de 1,4 a 2,8, siendo a + b + c >= 4, donde a : b : c es la razón atómica de Ti : Mo : V.

Description

imagen1
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E06782588
22-01-2015
36
0,15 1,34 0,01 0,30 0,02 0,32 1,27
37
0,05 1,34 0,01 0,06 0,03 0,15 0,99
38
0,09 1,34 0,01 0,13 0,06 0,25 1,00
39
0,12 1,34 0,01 0,17 0,08 0,33 1,01
40
0,20 1,34 0,01 0,28 0,14 0,56 0,99
41
0,25 1,34 0,01 0,36 0,18 0,68 1,00
42
0,14 1,34 0,01 0,16 0,08 0,20 1,61
43
0,14 1,34 0,01 0,21 0,11 0,26 1,22
44
0,14 1,34 0,01 0,26 0,13 0,32 1,00
45
0,14 1,34 0,01 0,32 0,16 0,39 0,82
46
0,14 1,34 0,01 0,40 0,20 0,50 0,64
47
0,15 0,6 0,01 0,30 0,15 0,32 1,00
48
0,15 1,1 0,01 0,30 0,15 0,32 1,00
49
0,15 1,9 0,01 0,30 0,15 0,32 1,00
50
0,15 1,34 0,05 0,30 0,15 0,32 1,00
*) Valor de A: (C/12)/{(Ti148) + (Mo/96) + (V/51)}
Tabla 7
Acero n.º
Microestructura* Carburo fino TS (MPa) EI (%)  (%)
Tamaño de partícula promedio (nm)
Fracción de V** (razón atómica) Ti:Mo:V: (razón atómica)
21
F 3 0,48 1,1:1,0:1,9 1186 17,6 36
22
F 3 0,44 1,1:1,2:1,7 1124 19,2 41
23
F 4 0,36 1,3:1,3:1,4 1107 19,8 42
24
F 4 0,24 1,5:1,5:1,0 972 20,1 48
25
F 4 0,56 0,9:0,9:2,2 1201 17,6 38
26
F 4 0,52 1,0:0,9:2,1 1208 17,5 38
27
F 5 0,47 1,1:1,0:1,9 985 10,2 19
28
F 4 0,41 1,3:1,0:1,7 982 14,1 21
29
F 3 0,45 1,3:0,9:1,8 1192 17,9 37
30
F 3 0,52 1,0:0,9:2,1 1185 18,0 36
31
F 4 0,54 1,1:0,7:2,2 1181 18,1 37
32
F 12 0,50 1,5:0,5:2,0 951 22,6 52
33
F 13 0,37 1,5:1,0:1,5 947 22,1 53
34
F 3 0,42 1,2:1,1:1,7 1146 20,8 41
35
F 4 0,47 0,9:1,2:1,9 1191 17,8 37
36
F 5 0,36 0,6:2,0:1,4 957 22,2 46
37
F 3 0,38 1,2:1,2:1,6 827 24,0 98
38
F 4 0,52 0,9:1,0:2,1 1142 19,9 39
39
F 3 0,48 1,0:1,0:2,0 1199 18,1 38
40
F 3 0,49 0,9:1,1:2,0 1201 17,6 35
41
F+P 8 0,51 0,9:1,0:2,1 944 22,3 47
42
F 5 0,41 1,2:1,1:1,7 874 22,5 87
43
F 3 0,48 1,0:1,1:1,9 1187 17,1 38
44
F 3 0,51 1,0:0,9:2,1 1191 17,1 32
45
F 3 0,54 0,9:0,9:2,2 1210 17,0 36
46
F 3 0,47 1,2:0,9:1,9 955 21,6 51
47
F 3 0,46 1,1:1,1:1,8 983 14,1 36
48
F 3 0,45 1,1:1,1:1,8 1137 17,6 34
49
F 4 0,48 1,1:1,0:1,9 1258 17,2 33
50
F 4 0,44 1,2:1,1:1,7 1203 17,3 33
5 *) Microestructura: F significa ferrita, P significa perlita y M significa martensita. **) Fracción de V = V/(Ti + Mo + V)
Aplicabilidad industrial
10 La presente invención proporciona una lámina de acero de alta tracción altamente conformable mediante la adición de V a un equilibrio adecuado, añadiendo Ti y Mo, por tanto dejando que el carburo fino que contiene Ti, Mo y V precipite en estado disperso.
15
imagen14

Claims (1)

  1. imagen1
ES06782588.5T 2005-08-05 2006-08-03 Lámina de acero de alta tracción y procedimiento para producir la misma Active ES2528427T3 (es)

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JP2005228546 2005-08-05
JP2005228546 2005-08-05
PCT/JP2006/315772 WO2007018246A1 (ja) 2005-08-05 2006-08-03 高張力鋼板およびその製造方法

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US (1) US7955444B2 (es)
EP (1) EP1918396B1 (es)
KR (1) KR100968013B1 (es)
CN (1) CN101238234B (es)
AU (1) AU2006277251B2 (es)
CA (1) CA2616360C (es)
ES (1) ES2528427T3 (es)
TW (1) TWI315744B (es)
WO (1) WO2007018246A1 (es)

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CN102839322A (zh) * 2012-09-13 2012-12-26 首钢总公司 一种汽车用热镀锌钢板及其生产方法
JP5610003B2 (ja) * 2013-01-31 2014-10-22 Ｊｆｅスチール株式会社 バーリング加工性に優れた高強度熱延鋼板およびその製造方法
CN103614629A (zh) * 2013-12-12 2014-03-05 钢铁研究总院 900MPa级热轧非调质薄钢板及其制备方法
US10870901B2 (en) 2015-09-22 2020-12-22 Tata Steel Ijmuiden B.V. Hot-rolled high-strength roll-formable steel sheet with excellent stretch-flange formability and a method of producing said steel
CN106636911B (zh) * 2017-03-17 2018-09-18 武汉科技大学 用薄板坯直接轧制的900MPa级热轧薄钢板及其制造方法
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TWI808779B (zh) * 2022-06-07 2023-07-11 中國鋼鐵股份有限公司 汽車用鋼材及其製造方法

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JP4304421B2 (ja) 2002-10-23 2009-07-29 住友金属工業株式会社 熱延鋼板
JP4232545B2 (ja) * 2003-06-11 2009-03-04 住友金属工業株式会社 高強度熱延鋼板とその製造方法
JP4341363B2 (ja) * 2003-10-16 2009-10-07 Ｊｆｅスチール株式会社 析出強化型高強度鋼板の設計方法およびそれを用いた析出強化型高強度鋼板の製造方法

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TWI315744B (en) 2009-10-11
CN101238234A (zh) 2008-08-06
US7955444B2 (en) 2011-06-07
US20090095381A1 (en) 2009-04-16
CA2616360A1 (en) 2007-02-15
EP1918396A1 (en) 2008-05-07
AU2006277251B2 (en) 2009-11-19
AU2006277251A1 (en) 2007-02-15
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CN101238234B (zh) 2010-12-08
EP1918396A4 (en) 2012-01-11

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