BR112017021482A2 - chapa de aço com excelente trabalhabilidade a frio durante a formação e processo para a produção da mesma - Google Patents

chapa de aço com excelente trabalhabilidade a frio durante a formação e processo para a produção da mesma

Info

Publication number
BR112017021482A2
BR112017021482A2 BR112017021482-2A BR112017021482A BR112017021482A2 BR 112017021482 A2 BR112017021482 A2 BR 112017021482A2 BR 112017021482 A BR112017021482 A BR 112017021482A BR 112017021482 A2 BR112017021482 A2 BR 112017021482A2
Authority
BR
Brazil
Prior art keywords
steel sheet
producing
during forming
present
workability during
Prior art date
Application number
BR112017021482-2A
Other languages
English (en)
Japanese (ja)
Inventor
Hikida Kazuo
Hashimoto Motonori
Takeda Kengo
Takata Ken
Original Assignee
Nippon Steel & Sumitomo Metal Corporation
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 Nippon Steel & Sumitomo Metal Corporation filed Critical Nippon Steel & Sumitomo Metal Corporation
Publication of BR112017021482A2 publication Critical patent/BR112017021482A2/pt

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
    • C21D8/0247—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
    • 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
    • C21D8/0205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips of ferrous alloys
    • 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
    • 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
    • C22C38/002—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
    • C22C38/005—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
    • C22C38/08—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
    • C22C38/10—Ferrous alloys, e.g. steel alloys containing 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
    • C22C38/12—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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/16—Ferrous alloys, e.g. steel alloys containing 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
    • 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
    • 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

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 Sheet Steel (AREA)

Abstract

a presente invenção fornece uma chapa de aço com excelente trabalhabilidade a frio durante a formação e um processo para produzir a chapa de aço. a chapa de aço de acordo com a presente invenção tem uma composição que contém, em termos de % em massa, 0,10 a 0,40% de c, 0,01 a 0,30% de si, 0,30 a 1,00% de mn, 0,0001 a 0,020% de p, 0,0001 a 0,010% de s e 0,001 a 0,10% de al, sendo que o restante compreende fe e impurezas inevitáveis, e é caracterizada pelo fato de que: (a) a razão entre o número de grãos de carboneto presentes nos limites de grão de ferrita e o número de grãos de carboneto presentes no interior do grão de ferrita excede 1, (b) os grãos de ferrita têm um diâmetro de 5 a 50 ¿m, (c) a anisotropia do valor r no plano |¿r| é 0,2 ou menos, (d) a dureza vickers é 100 a 150 hv, (e) na parte da chapa de aço que fica localizada a uma profundidade de 1/2 da espessura da chapa, a razão de intensidade aleatória entre a orientação <011> {311} é 3,0 ou menos.
BR112017021482-2A 2015-04-10 2016-04-08 chapa de aço com excelente trabalhabilidade a frio durante a formação e processo para a produção da mesma BR112017021482A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2015-081101 2015-04-10
JP2015081101 2015-04-10
PCT/JP2016/061608 WO2016163538A1 (ja) 2015-04-10 2016-04-08 成形時の冷間加工性に優れた鋼板及びその製造方法

Publications (1)

Publication Number Publication Date
BR112017021482A2 true BR112017021482A2 (pt) 2018-07-03

Family

ID=57072674

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112017021482-2A BR112017021482A2 (pt) 2015-04-10 2016-04-08 chapa de aço com excelente trabalhabilidade a frio durante a formação e processo para a produção da mesma

Country Status (9)

Country Link
US (1) US20180105891A1 (pt)
EP (1) EP3282032A4 (pt)
JP (1) JP6070912B1 (pt)
KR (1) KR101951134B1 (pt)
CN (1) CN107250415B (pt)
BR (1) BR112017021482A2 (pt)
MX (1) MX2017012858A (pt)
TW (1) TWI565811B (pt)
WO (1) WO2016163538A1 (pt)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2769275T3 (es) * 2015-05-26 2020-06-25 Nippon Steel Corp Chapa de acero y procedimiento para su fabricación
JP6119923B1 (ja) * 2015-05-26 2017-04-26 新日鐵住金株式会社 鋼板及びその製造方法
WO2016204288A1 (ja) * 2015-06-17 2016-12-22 新日鐵住金株式会社 鋼板及び製造方法
EP3521477A4 (en) * 2017-08-31 2020-03-04 Nippon Steel Corporation STEEL SHEET FOR CARBONING AND PRODUCTION METHOD FOR STEEL SHEET FOR CARBONING
TWI658145B (zh) 2017-08-31 2019-05-01 Nippon Steel & Sumitomo Metal Corporation 滲碳用鋼板及滲碳用鋼板的製造方法
CN109926500B (zh) * 2019-01-07 2020-11-24 安徽力源数控刃模具制造有限公司 一种合金铝板压弧模具材料及其加工工艺
CN110284064B (zh) * 2019-07-18 2021-08-31 西华大学 一种高强度含硼钢及其制备方法
CN113699445B (zh) * 2021-08-18 2022-05-31 中天钢铁集团有限公司 一种粗晶粒低碳钢的轧制工艺

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5110870B2 (pt) 1972-11-17 1976-04-07
FR2297718A1 (fr) 1975-01-20 1976-08-13 Promecan Sisson Lehmann Appareillage de commande d'un elemen
JPS5194454A (en) 1975-02-17 1976-08-19 Hiatsuenzaino nagasasokuteihoho
JP4465057B2 (ja) * 1999-03-16 2010-05-19 日新製鋼株式会社 精密打抜き用高炭素鋼板
JP2004027355A (ja) 2001-11-14 2004-01-29 Sumitomo Metal Ind Ltd 疲労き裂進展抵抗特性に優れた鋼材とその製造方法
KR100982097B1 (ko) * 2005-06-29 2010-09-13 제이에프이 스틸 가부시키가이샤 고탄소냉간압연강판의 제조방법
EP1980635B1 (en) * 2006-01-31 2012-01-11 JFE Steel Corporation Steel sheet with excellent suitability for fine blanking and process for producing the same
JP5076347B2 (ja) * 2006-03-31 2012-11-21 Ｊｆｅスチール株式会社 ファインブランキング加工性に優れた鋼板およびその製造方法
JP2007270331A (ja) 2006-03-31 2007-10-18 Jfe Steel Kk ファインブランキング加工性に優れた鋼板およびその製造方法
JP5068689B2 (ja) 2008-04-24 2012-11-07 新日本製鐵株式会社 穴広げ性に優れた熱延鋼板
KR101730292B1 (ko) * 2013-07-01 2017-04-25 신닛테츠스미킨 카부시키카이샤 냉연 강판, 아연 도금 냉연 강판 및 그것들의 제조 방법
JP5599921B1 (ja) 2013-07-10 2014-10-01 パナソニック株式会社 三次元形状造形物の製造方法
JP6439248B2 (ja) * 2013-12-18 2018-12-19 新日鐵住金株式会社 打ち抜き性に優れる中・高炭素鋼板およびその製造方法
JP6119923B1 (ja) * 2015-05-26 2017-04-26 新日鐵住金株式会社 鋼板及びその製造方法
ES2769275T3 (es) * 2015-05-26 2020-06-25 Nippon Steel Corp Chapa de acero y procedimiento para su fabricación
EP3305930A4 (en) * 2015-05-26 2018-12-05 Nippon Steel & Sumitomo Metal Corporation Steel sheet and method for producing same
WO2016204288A1 (ja) * 2015-06-17 2016-12-22 新日鐵住金株式会社 鋼板及び製造方法

Also Published As

Publication number Publication date
WO2016163538A1 (ja) 2016-10-13
EP3282032A4 (en) 2018-09-12
TWI565811B (zh) 2017-01-11
US20180105891A1 (en) 2018-04-19
JP6070912B1 (ja) 2017-02-01
EP3282032A1 (en) 2018-02-14
CN107250415A (zh) 2017-10-13
MX2017012858A (es) 2018-01-15
KR101951134B1 (ko) 2019-02-21
KR20170088414A (ko) 2017-08-01
CN107250415B (zh) 2019-10-01
TW201700748A (zh) 2017-01-01
JPWO2016163538A1 (ja) 2017-04-27

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Legal Events

Date Code Title Description
B25D Requested change of name of applicant approved

Owner name: NIPPON STEEL CORPORATION (JP)

B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B11D Dismissal acc. art. 38, par 2 of ipl - failure to pay fee after grant in time