IT982691B - STEEL SHEET WITH EXCELLENT LENS WORKABILITY AND PROCESS FOR ITS PRODUCTION - Google Patents

STEEL SHEET WITH EXCELLENT LENS WORKABILITY AND PROCESS FOR ITS PRODUCTION

Info

Publication number
IT982691B
IT982691B IT2250373A IT2250373A IT982691B IT 982691 B IT982691 B IT 982691B IT 2250373 A IT2250373 A IT 2250373A IT 2250373 A IT2250373 A IT 2250373A IT 982691 B IT982691 B IT 982691B
Authority
IT
Italy
Prior art keywords
production
steel sheet
excellent lens
workability
lens workability
Prior art date
Application number
IT2250373A
Other languages
Italian (it)
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 JP3256372A external-priority patent/JPS48100313A/ja
Priority claimed from JP47032564A external-priority patent/JPS5129696B2/ja
Priority claimed from JP9368572A external-priority patent/JPS5312889B2/ja
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Application granted granted Critical
Publication of IT982691B publication Critical patent/IT982691B/en

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
    • C21D8/04—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
    • C21D8/0421—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 characterised by the working steps
    • C21D8/0426—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
    • C21D8/04—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
    • C21D8/0447—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 characterised by the heat treatment
    • C21D8/0473—Final recrystallisation annealing
    • 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
    • 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

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)
  • Heat Treatment Of Steel (AREA)
IT2250373A 1972-04-03 1973-04-03 STEEL SHEET WITH EXCELLENT LENS WORKABILITY AND PROCESS FOR ITS PRODUCTION IT982691B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP3256372A JPS48100313A (en) 1972-04-03 1972-04-03
JP47032564A JPS5129696B2 (en) 1972-04-03 1972-04-03
JP9368572A JPS5312889B2 (en) 1972-09-20 1972-09-20

Publications (1)

Publication Number Publication Date
IT982691B true IT982691B (en) 1974-10-21

Family

ID=27287751

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2250373A IT982691B (en) 1972-04-03 1973-04-03 STEEL SHEET WITH EXCELLENT LENS WORKABILITY AND PROCESS FOR ITS PRODUCTION

Country Status (4)

Country Link
DE (1) DE2316324C2 (en)
FR (1) FR2179008B1 (en)
GB (1) GB1419552A (en)
IT (1) IT982691B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1464232A (en) * 1974-04-26 1977-02-09 Nippon Kokan Kk Method of making cold-reduced al-killed steel strip for press- forming by continuous casting and continuous annealing process
FR2396805A2 (en) * 1977-07-06 1979-02-02 Ugine Aciers Quenched steels with optimum hardenability - obtd. by using specific amts. of boron, nitrogen, aluminium, and titanium and/or zirconium
JPS55152125A (en) * 1979-02-23 1980-11-27 Torrington Co Bearing cup and production thereof
JPS5942742B2 (en) * 1980-04-09 1984-10-17 新日本製鐵株式会社 High strength cold rolled steel plate for deep drawing with low yield ratio
JPS5773132A (en) * 1980-10-24 1982-05-07 Nippon Kokan Kk <Nkk> Production of cold rolled mild steel plate of superior deep drawability and aging resistance by continuous annealing
FR2696421B1 (en) * 1992-10-05 1995-01-06 Lorraine Laminage Steel for opening packaging by breaking a line of least resistance.
NL1003762C2 (en) * 1996-08-08 1998-03-04 Hoogovens Staal Bv Steel type, steel strip and method of manufacture thereof.
GB2360529A (en) * 2000-03-22 2001-09-26 British Steel Ltd Ultra-low carbon boron steel

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3239390A (en) * 1961-04-12 1966-03-08 Yawata Iron & Steel Co Method of producing non-ageing special low carbon iron sheets
AT282672B (en) * 1964-07-28 1970-07-10 Nippon Kokan Kk Process for the continuous annealing of cold-rolled steel strip
SE368719B (en) * 1969-11-14 1974-07-15 Nippon Kokan Kk
JPS518376B1 (en) * 1971-03-15 1976-03-16

Also Published As

Publication number Publication date
DE2316324A1 (en) 1973-10-18
FR2179008B1 (en) 1975-12-26
GB1419552A (en) 1975-12-31
FR2179008A1 (en) 1973-11-16
DE2316324C2 (en) 1988-05-05

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