DE60011666D1 - Verfahren zur herstellung von ultrafeiner kornstruktur für unlegierte oder niedriglegierte stähle - Google Patents

Verfahren zur herstellung von ultrafeiner kornstruktur für unlegierte oder niedriglegierte stähle

Info

Publication number
DE60011666D1
DE60011666D1 DE60011666T DE60011666T DE60011666D1 DE 60011666 D1 DE60011666 D1 DE 60011666D1 DE 60011666 T DE60011666 T DE 60011666T DE 60011666 T DE60011666 T DE 60011666T DE 60011666 D1 DE60011666 D1 DE 60011666D1
Authority
DE
Germany
Prior art keywords
temperature
steel
unalloyed
low
tnr
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
DE60011666T
Other languages
English (en)
Other versions
DE60011666T2 (de
Inventor
Jouko Leinonen
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.)
ASPECTOR II Oy
Original Assignee
ASPECTOR II Oy
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 ASPECTOR II Oy filed Critical ASPECTOR II Oy
Application granted granted Critical
Publication of DE60011666D1 publication Critical patent/DE60011666D1/de
Publication of DE60011666T2 publication Critical patent/DE60011666T2/de
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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
  • Cereal-Derived Products (AREA)
  • Coloring Foods And Improving Nutritive Qualities (AREA)
DE60011666T 1999-10-19 2000-10-18 Verfahren zur herstellung von ultrafeiner kornstruktur für unlegierte oder niedriglegierte stähle Expired - Fee Related DE60011666T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI992263 1999-10-19
FI992263 1999-10-19
PCT/FI2000/000902 WO2001029272A1 (en) 1999-10-19 2000-10-18 Method of producing ultra-fine grain structure for unalloyed or low-alloyed steel

Publications (2)

Publication Number Publication Date
DE60011666D1 true DE60011666D1 (de) 2004-07-22
DE60011666T2 DE60011666T2 (de) 2005-06-30

Family

ID=8555474

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60011666T Expired - Fee Related DE60011666T2 (de) 1999-10-19 2000-10-18 Verfahren zur herstellung von ultrafeiner kornstruktur für unlegierte oder niedriglegierte stähle

Country Status (8)

Country Link
US (1) US6719860B1 (de)
EP (1) EP1230405B1 (de)
CN (1) CN1332043C (de)
AT (1) ATE269420T1 (de)
AU (1) AU7927500A (de)
DE (1) DE60011666T2 (de)
ES (1) ES2223593T3 (de)
WO (1) WO2001029272A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006015666B4 (de) 2006-04-04 2024-02-29 Magna International Inc. Verfahren zur Herstellung eines metallischen Formbauteils durch Warmumformen mit simultaner Beschneideoperation
DE102006032617B4 (de) * 2006-07-12 2008-04-03 Universität Kassel Verfahren zur Herstellung eines zum Formhärten geeigneten Blechhalbzeugs
CN102021300A (zh) * 2010-12-07 2011-04-20 无锡宏达重型锻压有限公司 大型叶轮材料锻件晶粒细化热处理工艺
KR101316248B1 (ko) * 2011-06-02 2013-10-08 현대자동차주식회사 초미세립 펄라이트 조직을 갖는 비조질강 및 그 제조방법
CN104526168B (zh) * 2014-11-04 2016-11-16 南方增材科技有限公司 一种电熔成形超低碳超细晶合金钢材料
CN107690483A (zh) 2015-06-03 2018-02-13 德国沙士基达板材有限公司 由镀锌钢制成的变形‑硬化部件，其生产方法以及生产适用于部件变形‑硬化的钢带的方法
CN109504838A (zh) * 2018-12-25 2019-03-22 宁波淡水谷金属制线有限公司 一种钢丝热处理工艺
CN111378824B (zh) * 2020-05-14 2020-12-08 东北大学 一种51CrV4亚共析精冲钢热加工工艺
IT202000016153A1 (it) * 2020-07-03 2022-01-03 Danieli Off Mecc Processo per la produzione di bobine compatte di barre di acciaio prive di martensite e a grano ultra-fine
CN114807549A (zh) * 2022-04-27 2022-07-29 昆明理工大学 一种细化热作模具钢晶粒的热变形方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5672127A (en) 1979-11-17 1981-06-16 Nippon Steel Corp Manufacture of low yield ratio complex structure high tension steel having excellent ductility
JPS5877528A (ja) * 1981-10-31 1983-05-10 Nippon Steel Corp 低温靭性の優れた高張力鋼の製造法
US4466842A (en) 1982-04-03 1984-08-21 Nippon Steel Corporation Ferritic steel having ultra-fine grains and a method for producing the same
JPS59107023A (ja) 1982-12-09 1984-06-21 Nippon Steel Corp 極細粒熱延鋼板の製造方法
US4619714A (en) 1984-08-06 1986-10-28 The Regents Of The University Of California Controlled rolling process for dual phase steels and application to rod, wire, sheet and other shapes
JP2596860B2 (ja) 1991-02-04 1997-04-02 新日本製鐵株式会社 鋼管の円周方向ヤング率が高く圧潰特性に優れた電縫油井管の製造方法
FI971625A (fi) 1997-04-17 1998-10-18 Aspector Oy Teräksen lämpökäsittely
EP0903412A3 (de) 1997-09-22 2001-01-24 National Research Institute For Metals Ultrafeinkörnigem Stahl und dessen Herstellungsverfahren

Also Published As

Publication number Publication date
EP1230405B1 (de) 2004-06-16
ATE269420T1 (de) 2004-07-15
CN1382224A (zh) 2002-11-27
US6719860B1 (en) 2004-04-13
CN1332043C (zh) 2007-08-15
ES2223593T3 (es) 2005-03-01
DE60011666T2 (de) 2005-06-30
WO2001029272A1 (en) 2001-04-26
AU7927500A (en) 2001-04-30
EP1230405A1 (de) 2002-08-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee