DE2334974A1 - Aushaertbarer und hochfester stahl fuer kaltgewalztes blech - Google Patents

Aushaertbarer und hochfester stahl fuer kaltgewalztes blech

Info

Publication number
DE2334974A1
DE2334974A1 DE19732334974 DE2334974A DE2334974A1 DE 2334974 A1 DE2334974 A1 DE 2334974A1 DE 19732334974 DE19732334974 DE 19732334974 DE 2334974 A DE2334974 A DE 2334974A DE 2334974 A1 DE2334974 A1 DE 2334974A1
Authority
DE
Germany
Prior art keywords
steel
temperature
cold
strength
rolled
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.)
Pending
Application number
DE19732334974
Other languages
German (de)
English (en)
Inventor
Hisashi Gondo
Tsuyoshi Kawano
Hiroaki Masui
Kazuo Namba
Koji Ozaki
Joichi Sakurai
Hiroshi Takechi
Shunichi Uchida
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 JP6867072A external-priority patent/JPS535610B2/ja
Priority claimed from JP6961573A external-priority patent/JPS5427822B2/ja
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Publication of DE2334974A1 publication Critical patent/DE2334974A1/de
Pending 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
    • C21D8/04—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
    • 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
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • 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
    • C21D8/0436—Cold 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

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)
DE19732334974 1972-07-11 1973-07-10 Aushaertbarer und hochfester stahl fuer kaltgewalztes blech Pending DE2334974A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP6867072A JPS535610B2 (OSRAM) 1972-07-11 1972-07-11
JP6961573A JPS5427822B2 (OSRAM) 1973-06-20 1973-06-20

Publications (1)

Publication Number Publication Date
DE2334974A1 true DE2334974A1 (de) 1974-07-04

Family

ID=26409874

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19732334974 Pending DE2334974A1 (de) 1972-07-11 1973-07-10 Aushaertbarer und hochfester stahl fuer kaltgewalztes blech

Country Status (4)

Country Link
US (1) US3857740A (OSRAM)
DE (1) DE2334974A1 (OSRAM)
FR (1) FR2192181B1 (OSRAM)
IT (1) IT998222B (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5221373A (en) * 1989-06-09 1993-06-22 Thyssen Edelstahlwerke Ag Internal combustion engine valve composed of precipitation hardening ferritic-pearlitic steel

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5619380B2 (OSRAM) * 1973-08-11 1981-05-07
JPS5161473A (en) * 1974-11-27 1976-05-28 Nippon Kokan Kk Kosokukonoritsugasushiirudoaakuyosetsunyoru atsunikuteionyokochoryokukokanno seizoho
US3936324A (en) * 1975-03-14 1976-02-03 Nippon Kokan Kabushiki Kaisha Method of making high strength cold reduced steel by a full continuous annealing process
JPS52128821A (en) * 1976-04-12 1977-10-28 Nippon Steel Corp Preparation of high tensile steel having superior low temperature toughness and yield point above 40 kg/pp2
US4082576A (en) * 1976-10-04 1978-04-04 Youngstown Sheet And Tube Company Ultra-high strength low alloy titanium bearing flat rolled steel and process for making
FR2419333A1 (fr) * 1978-03-07 1979-10-05 Kobe Steel Ltd Acier structural soudable au niobium
FR2419332A1 (fr) * 1978-03-07 1979-10-05 Kobe Steel Ltd Acier structural soudable contenant du niobium et possedant une bonne soudabilite
JPS54132421A (en) * 1978-04-05 1979-10-15 Nippon Steel Corp Manufacture of high toughness bainite high tensile steel plate with superior weldability
JPS5836650B2 (ja) * 1978-06-16 1983-08-10 新日本製鐵株式会社 引張強さ３５〜５０Ｋｇ／ｍｍ↑２、降伏比６０％未満で、高伸びを有する複合組織冷延鋼板の製造方法
US4398950A (en) * 1979-07-10 1983-08-16 Inland Steel Company High strength cold rolled, weldable steel strip
JPS5669358A (en) * 1979-10-18 1981-06-10 Kobe Steel Ltd Ultra low carbon cold rolled steel sheet with superior press formability
US4328032A (en) * 1980-03-13 1982-05-04 Sybron Corporation Titanium and niobium high strength steel alloys
JPS6046166B2 (ja) * 1980-11-26 1985-10-15 川崎製鉄株式会社 焼付硬化性を有する良加工性冷延鋼板の製造方法
JPS5980752A (ja) * 1982-10-28 1984-05-10 Nippon Kokan Kk <Nkk> 硫化水素環境で溶接部の耐水素割れ性及び耐硫化物応力腐食割れ性に優れた鋼
US4591395A (en) * 1983-05-05 1986-05-27 Armco Inc. Method of heat treating low carbon steel strip
JPH0674487B2 (ja) * 1986-11-28 1994-09-21 新日本製鐵株式会社 耐サワ−性の優れた高靱性電縫鋼管
JP3037767B2 (ja) * 1991-01-21 2000-05-08 川崎製鉄株式会社 低降伏比高強度溶融亜鉛めっき鋼板及びその製造方法
DE19840788C2 (de) * 1998-09-08 2000-10-05 Thyssenkrupp Stahl Ag Verfahren zur Erzeugung von kaltgewalzten Bändern oder Blechen
US6518533B1 (en) * 2001-11-01 2003-02-11 Ltv Steel Company, Inc. High strength steel tubing
US6764645B2 (en) * 2001-11-28 2004-07-20 Diado Steel Co., Ltd. Steel for machine structural use having good machinability and chip-breakability

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3328211A (en) * 1963-12-05 1967-06-27 Ishikawajima Harima Heavy Ind Method of manufacturing weldable, tough and high strength steel for structure members usable in the ashot-state and steel so made
DE1483210A1 (de) * 1965-11-23 1969-03-20 Hoerder Huettenunion Ag Verwendung eines unlegierten Stahls mit guter Abkantbarkeit in Laengs- und Querrichtung
US3544393A (en) * 1967-08-11 1970-12-01 Nat Steel Corp Method of manufacturing low carbon high tensile strength alloy steel
US3625780A (en) * 1968-04-29 1971-12-07 Youngstown Sheet And Tube Co Process for preparation of high-strength alloy of titanium and ferritic structure
DE2133744B2 (de) * 1971-07-07 1973-07-12 August Thyssen-Hütte AG, 4100 Duisburg Die verwendung eines vollberuhigten stahles fuer gegenstaende aus warmgewalztem band

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5221373A (en) * 1989-06-09 1993-06-22 Thyssen Edelstahlwerke Ag Internal combustion engine valve composed of precipitation hardening ferritic-pearlitic steel
US5286311A (en) * 1989-06-09 1994-02-15 Thyssen Edelstahlwarke Ag Precipitation hardening ferritic-pearlitic steel valve

Also Published As

Publication number Publication date
IT998222B (it) 1976-01-20
US3857740A (en) 1974-12-31
FR2192181A1 (OSRAM) 1974-02-08
FR2192181B1 (OSRAM) 1976-04-30

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