CA2281316C - Produit en acier a haute resistance et a haute ductilite et procede de production - Google Patents

Produit en acier a haute resistance et a haute ductilite et procede de production Download PDF

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Publication number
CA2281316C
CA2281316C CA002281316A CA2281316A CA2281316C CA 2281316 C CA2281316 C CA 2281316C CA 002281316 A CA002281316 A CA 002281316A CA 2281316 A CA2281316 A CA 2281316A CA 2281316 C CA2281316 C CA 2281316C
Authority
CA
Canada
Prior art keywords
ferrite
steel
steel pipe
pipe
rolling
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
CA002281316A
Other languages
English (en)
Other versions
CA2281316A1 (fr
Inventor
Takaaki Toyooka
Akira Yorifuji
Masanori Nishimori
Motoaki Itadani
Yuji Hashimoto
Takatoshi Okabe
Nobuki Tanaka
Taro Kanayama
Osamu Furukimi
Masahiko Morita
Takaaki Hira
Saiji Matsuoka
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.)
JFE Steel Corp
Original Assignee
JFE 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 to JP11224797A priority Critical patent/JP3683378B2/ja
Priority claimed from JP24093097A external-priority patent/JP3896647B2/ja
Priority to JP24093097A priority patent/JP3896647B2/ja
Priority to BR9804879A priority patent/BR9804879A/pt
Priority to KR1019980711000A priority patent/KR100351791B1/ko
Priority to EP98917694A priority patent/EP0940476B1/fr
Priority to PCT/JP1998/001924 priority patent/WO1998049362A1/fr
Priority to US09/214,226 priority patent/US6331216B1/en
Priority to CN98800561A priority patent/CN1088117C/zh
Priority claimed from JP13393398A external-priority patent/JP3622499B2/ja
Priority to JP13393398A priority patent/JP3622499B2/ja
Priority to BR9806104-6A priority patent/BR9806104A/pt
Priority to US09/254,024 priority patent/US6290789B1/en
Priority to EP98929659A priority patent/EP0924312B1/fr
Priority to CN988012162A priority patent/CN1082561C/zh
Priority to PCT/JP1998/002811 priority patent/WO1999000525A1/fr
Priority to CA002281316A priority patent/CA2281316C/fr
Priority to CA002497694A priority patent/CA2497694C/fr
Application filed by JFE Steel Corp filed Critical JFE Steel Corp
Priority to CA002497595A priority patent/CA2497595C/fr
Priority to CA002281314A priority patent/CA2281314C/fr
Priority to US09/771,589 priority patent/US20010027831A1/en
Publication of CA2281316A1 publication Critical patent/CA2281316A1/fr
Publication of CA2281316C publication Critical patent/CA2281316C/fr
Application granted granted Critical
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
    • B21B37/28—Control of flatness or profile during rolling of strip, sheets or plates
    • B21B37/30—Control of flatness or profile during rolling of strip, sheets or plates using roll camber control
    • B21B37/32—Control of flatness or profile during rolling of strip, sheets or plates using roll camber control by cooling, heating or lubricating the rolls
    • 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
    • C21D8/10—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies
    • 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
    • C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
    • 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
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • 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
    • 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
    • C21D2211/009—Pearlite

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Heat Treatment Of Steel (AREA)
CA002281316A 1997-04-30 1999-09-02 Produit en acier a haute resistance et a haute ductilite et procede de production Expired - Fee Related CA2281316C (fr)

Priority Applications (19)

Application Number Priority Date Filing Date Title
JP11224797A JP3683378B2 (ja) 1997-04-30 1997-04-30 高靱性高延性鋼管の製造方法
JP24093097A JP3896647B2 (ja) 1997-09-05 1997-09-05 加工性に優れた高強度鋼管の製造方法
BR9804879A BR9804879A (pt) 1997-04-30 1998-04-27 Produto de a-o de alta ductilidade alta resist-ncia e processo para a sua produ-Æo
KR1019980711000A KR100351791B1 (ko) 1997-04-30 1998-04-27 고연성고강도강관및그제조방법
EP98917694A EP0940476B1 (fr) 1997-04-30 1998-04-27 Procede de production de tubes d'acier ayant une ductilite et une resistance elevees
PCT/JP1998/001924 WO1998049362A1 (fr) 1997-04-30 1998-04-27 Acier presentant une ductilite et une resistance elevees et procede de production de ce materiau
US09/214,226 US6331216B1 (en) 1997-04-30 1998-04-27 Steel pipe having high ductility and high strength and process for production thereof
CN98800561A CN1088117C (zh) 1997-04-30 1998-04-27 高延展性且高强度的钢材及其制造方法
JP13393398A JP3622499B2 (ja) 1997-05-15 1998-05-15 鋼管の製造方法
US09/254,024 US6290789B1 (en) 1997-06-26 1998-06-24 Ultrafine-grain steel pipe and process for manufacturing the same
BR9806104-6A BR9806104A (pt) 1997-06-26 1998-06-24 Tubo de aço de granulação superfina e processo para a produção do mesmo.
EP98929659A EP0924312B1 (fr) 1997-06-26 1998-06-24 Procede de fabrication de tuyau en acier a grains ultrafins
CN988012162A CN1082561C (zh) 1997-06-26 1998-06-24 钢管及其制造方法
PCT/JP1998/002811 WO1999000525A1 (fr) 1997-06-26 1998-06-24 Tuyau en acier a grains ultrafins et procede de fabrication dudit tuyau
CA002281314A CA2281314C (fr) 1997-06-26 1999-09-02 Tuyau en acier contenant des grains extra-fins et methode de production
CA002497694A CA2497694C (fr) 1999-09-02 1999-09-02 Produit en acier de resistance et de ductilite elevees et procede pour sa production
CA002281316A CA2281316C (fr) 1997-06-26 1999-09-02 Produit en acier a haute resistance et a haute ductilite et procede de production
CA002497595A CA2497595C (fr) 1999-09-02 1999-09-02 Produit en acier a haute resistance et a haute ductilite et procede de production
US09/771,589 US20010027831A1 (en) 1997-06-26 2001-01-30 Super fine granular steel pipe and method for producing the same

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP17079097 1997-06-26
JP19603897 1997-07-22
JP22331597 1997-08-20
JP22857997 1997-08-25
JP24093097A JP3896647B2 (ja) 1997-09-05 1997-09-05 加工性に優れた高強度鋼管の製造方法
JP13393398A JP3622499B2 (ja) 1997-05-15 1998-05-15 鋼管の製造方法
CA002281316A CA2281316C (fr) 1997-06-26 1999-09-02 Produit en acier a haute resistance et a haute ductilite et procede de production

Related Child Applications (2)

Application Number Title Priority Date Filing Date
CA002497694A Division CA2497694C (fr) 1999-09-02 1999-09-02 Produit en acier de resistance et de ductilite elevees et procede pour sa production
CA002497595A Division CA2497595C (fr) 1999-09-02 1999-09-02 Produit en acier a haute resistance et a haute ductilite et procede de production

Publications (2)

Publication Number Publication Date
CA2281316A1 CA2281316A1 (fr) 2001-03-02
CA2281316C true CA2281316C (fr) 2006-05-16

Family

ID=27561007

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002281316A Expired - Fee Related CA2281316C (fr) 1997-04-30 1999-09-02 Produit en acier a haute resistance et a haute ductilite et procede de production

Country Status (1)

Country Link
CA (1) CA2281316C (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114406512B (zh) * 2021-12-27 2023-06-09 中南大学 一种用于异种合金的焊接及电脉冲热处理工艺

Also Published As

Publication number Publication date
CA2281316A1 (fr) 2001-03-02

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