ES2021257A6 - Procedimiento para la produccion de acero inoxidable ferritico. - Google Patents

Procedimiento para la produccion de acero inoxidable ferritico.

Info

Publication number
ES2021257A6
ES2021257A6 ES9002230A ES9002230A ES2021257A6 ES 2021257 A6 ES2021257 A6 ES 2021257A6 ES 9002230 A ES9002230 A ES 9002230A ES 9002230 A ES9002230 A ES 9002230A ES 2021257 A6 ES2021257 A6 ES 2021257A6
Authority
ES
Spain
Prior art keywords
stainless steel
production
ferritic stainless
annealed
last pass
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.)
Expired - Fee Related
Application number
ES9002230A
Other languages
English (en)
Inventor
Rodrigues Valentim Albina
Ribeiro Da Silva Ronald Claret
Marques Barbosa Ronaldo Neves
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.)
Acos Especiais Itabira Acesita Cia
Original Assignee
Acos Especiais Itabira Acesita Cia
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 BR898904272A external-priority patent/BR8904272A/pt
Priority claimed from BR909002535A external-priority patent/BR9002535A/pt
Application filed by Acos Especiais Itabira Acesita Cia filed Critical Acos Especiais Itabira Acesita Cia
Publication of ES2021257A6 publication Critical patent/ES2021257A6/es
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • C21D7/00—Modifying the physical properties of iron or steel by deformation
    • 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
    • C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
    • C21D8/0405—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing of ferrous alloys

Landscapes

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

Abstract

PROCEDIMIENTO PARA LA PRODUCCION DE ACERO INOXIDABLE FERRITICO QUE CONTIENE NIOBIO, QUE COMPRENDE LAS OPERACIONES DE COLAR LINGOTES, HACER PASAR EL MATERIAL EN LINGOTES A TRAVES DE UN TREN DE LAMINACION EN BRUTO DE MULTIPLES PASOS PARA PRODUCIR UNA BANDA INTERMEDIA Y HACER PASAR DICHA BANDA INTERMEDIA A TRAVES DE UN LAMINADOR DE ACABADO DE MULTIPLES PASOS, SEGUIDO POR RECOCIDO CONTINUO Y LAMINACION EN FRIO, CARACTERIZADO PORQUE, EN EL ULTIMO PASO DE DICHO TREN DE LAMINACION EN BRUTO, LA TEMPERATURA VARIA DESDE 900 A 950GC, Y LA REDUCCION OBTENIDA ES DEL 35 AL 50% Y PORQUE, EN EL ULTIMO PASO DE DICHO LAMINADOR DE ACABADO, LA TEMPERATURA ES MENOR QUE 900GC Y LA DEFORMACION ES MAYOR QUE 35%
ES9002230A 1989-08-22 1990-08-21 Procedimiento para la produccion de acero inoxidable ferritico. Expired - Fee Related ES2021257A6 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BR898904272A BR8904272A (pt) 1989-08-22 1989-08-22 Processo de producao de aco inoxidavel ferritico
BR909002535A BR9002535A (pt) 1990-05-25 1990-05-25 Processo e sistema de producao de bobinas de acos inoxidaveis ferriticos laminados a quente e recozidas

Publications (1)

Publication Number Publication Date
ES2021257A6 true ES2021257A6 (es) 1991-10-16

Family

ID=25664352

Family Applications (1)

Application Number Title Priority Date Filing Date
ES9002230A Expired - Fee Related ES2021257A6 (es) 1989-08-22 1990-08-21 Procedimiento para la produccion de acero inoxidable ferritico.

Country Status (5)

Country Link
US (1) US5074927A (es)
JP (1) JPH03219013A (es)
KR (1) KR100187917B1 (es)
ES (1) ES2021257A6 (es)
FR (1) FR2651243B1 (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2139522C (en) * 1994-01-11 2008-03-18 Michael F. Mcguire Continuous method for producing final gauge stainless steel product
JP2772237B2 (ja) * 1994-03-29 1998-07-02 川崎製鉄株式会社 面内異方性が小さいフェライト系ステンレス鋼帯の製造方法
CN105821337A (zh) * 2016-06-13 2016-08-03 苏州双金实业有限公司 一种具有防火性能的钢

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1338498A (fr) * 1962-08-13 1963-09-27 Armco Steel Corp Procédé pour atténuer la tendance des aciers ferritiques au chrome à former des irrégularités de surface
JPS56123327A (en) * 1980-02-29 1981-09-28 Sumitomo Metal Ind Ltd Production of highly formable ferritic stainless steel sheet of good surface characteristic
JPS57137427A (en) * 1981-02-18 1982-08-25 Nippon Steel Corp Production of ferritic stainless steel sheet of superior workability
JPS59153831A (ja) * 1983-02-23 1984-09-01 Sumitomo Metal Ind Ltd フエライト系耐熱ステンレス鋼板の製造法
JPS6126723A (ja) * 1984-07-18 1986-02-06 Kawasaki Steel Corp 冷延板の成形加工性および表面性状の優れたフエライト系ステンレス熱延鋼帯の製造方法
JPS6151012A (ja) * 1984-08-21 1986-03-13 Nippon Oil & Fats Co Ltd プレポリマ−の製造方法
JPH0617519B2 (ja) * 1986-02-27 1994-03-09 日新製鋼株式会社 加工性の良好なフエライト系ステンレス鋼の鋼板または鋼帯の製造法
JP2503224B2 (ja) * 1987-03-19 1996-06-05 株式会社神戸製鋼所 深絞り性に優れた厚物冷延鋼板の製造方法

Also Published As

Publication number Publication date
KR100187917B1 (ko) 1999-06-01
JPH03219013A (ja) 1991-09-26
KR910004823A (ko) 1991-03-29
US5074927A (en) 1991-12-24
FR2651243A1 (fr) 1991-03-01
FR2651243B1 (fr) 1992-07-10

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Legal Events

Date Code Title Description
PC1A Transfer granted
FD1A Patent lapsed

Effective date: 20010301

FD2A Announcement of lapse in spain

Effective date: 20141120