DE3579138D1 - Verfahren zum regeln der erstarrungsseigerung von stahl. - Google Patents

Verfahren zum regeln der erstarrungsseigerung von stahl.

Info

Publication number
DE3579138D1
DE3579138D1 DE8585309473T DE3579138T DE3579138D1 DE 3579138 D1 DE3579138 D1 DE 3579138D1 DE 8585309473 T DE8585309473 T DE 8585309473T DE 3579138 T DE3579138 T DE 3579138T DE 3579138 D1 DE3579138 D1 DE 3579138D1
Authority
DE
Germany
Prior art keywords
steel
regulating
setting against
against steel
setting
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 - Lifetime
Application number
DE8585309473T
Other languages
English (en)
Inventor
Yoshiyuki C O Nippon S Ueshima
Shozo C O Nippon Ste Mizoguchi
Nobuyuki C O Nippon St Komatsu
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.)
Nippon Steel Corp
Original Assignee
Nippon Steel Corp
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 JP27435184A external-priority patent/JPS61157612A/ja
Priority claimed from JP27435284A external-priority patent/JPS61154748A/ja
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Application granted granted Critical
Publication of DE3579138D1 publication Critical patent/DE3579138D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/84—Controlled slow cooling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/12—Accessories for subsequent treating or working cast stock in situ
    • B22D11/124—Accessories for subsequent treating or working cast stock in situ for cooling

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Continuous Casting (AREA)
DE8585309473T 1984-12-28 1985-12-24 Verfahren zum regeln der erstarrungsseigerung von stahl. Expired - Lifetime DE3579138D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP27435184A JPS61157612A (ja) 1984-12-28 1984-12-28 鋼の凝固偏析制御法
JP27435284A JPS61154748A (ja) 1984-12-28 1984-12-28 連続鋳造鋳片の凝固偏析制御法

Publications (1)

Publication Number Publication Date
DE3579138D1 true DE3579138D1 (de) 1990-09-13

Family

ID=26551003

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585309473T Expired - Lifetime DE3579138D1 (de) 1984-12-28 1985-12-24 Verfahren zum regeln der erstarrungsseigerung von stahl.

Country Status (3)

Country Link
US (1) US4809765A (de)
EP (1) EP0186512B1 (de)
DE (1) DE3579138D1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0688125A (ja) * 1992-09-09 1994-03-29 Aichi Steel Works Ltd 連続鋳造片及び鋼塊の熱間加工法
FR2767273B1 (fr) * 1997-08-14 1999-10-15 Vallourec Ind Procede de fabrication par coulee continue de produits en acier
US10031087B2 (en) 2016-09-22 2018-07-24 SSAB Enterprises, LLC Methods and systems for the quantitative measurement of internal defects in as-cast steel products
CN111899230B (zh) * 2020-07-15 2023-11-17 重庆大学 基于钢铸坯低倍组织三维特征的质量量化及自动多级评判方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3771584A (en) * 1971-01-08 1973-11-13 Roblin Industries Method for continuously casting steel billet strands to minimize the porosity and chemical segregation along the center line of the strand
JPS496974A (de) * 1972-03-13 1974-01-22
JPS544224A (en) * 1977-06-11 1979-01-12 Nippon Steel Corp Improving method for toughness of steel material
JPS5852444B2 (ja) * 1978-12-19 1983-11-22 新日本製鐵株式会社 熱間圧延時の鋼片表面割れ抑制法
JPS5910846B2 (ja) * 1979-02-16 1984-03-12 新日本製鐵株式会社 高温鋳片直接圧延方法
JPS5830366B2 (ja) * 1979-02-16 1983-06-29 新日本製鐵株式会社 低炭素熱延鋼材の製造方法
JPS5615A (en) * 1979-06-14 1981-01-06 Sanyo Electric Co Ltd Tape recorder
JPS57130759A (en) * 1981-02-07 1982-08-13 Kawasaki Steel Corp Production of niobium-containing strong and tough steel
JPS581012A (ja) * 1981-06-25 1983-01-06 Nippon Steel Corp 均質な鋼の製造方法
AT377287B (de) * 1982-04-13 1985-02-25 Ver Edelstahlwerke Ag Kaltverfestigender austenitischer manganhartstahl und verfahren zur herstellung desselben
JPS6056453A (ja) * 1983-09-08 1985-04-02 Sumitomo Metal Ind Ltd 連続鋳造法
DE3580767D1 (de) * 1984-02-10 1991-01-17 Nippon Steel Corp Verfahren fuer eine abgeschwaechte seigerungserstarrung von stahl.

Also Published As

Publication number Publication date
EP0186512A3 (en) 1988-02-10
US4809765A (en) 1989-03-07
EP0186512A2 (de) 1986-07-02
EP0186512B1 (de) 1990-08-08

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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