JP4466619B2 - 自動車構造部材用高張力溶接鋼管およびその製造方法 - Google Patents

自動車構造部材用高張力溶接鋼管およびその製造方法 Download PDF

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Publication number
JP4466619B2
JP4466619B2 JP2006185810A JP2006185810A JP4466619B2 JP 4466619 B2 JP4466619 B2 JP 4466619B2 JP 2006185810 A JP2006185810 A JP 2006185810A JP 2006185810 A JP2006185810 A JP 2006185810A JP 4466619 B2 JP4466619 B2 JP 4466619B2
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Japan
Prior art keywords
steel pipe
less
cross
ferrite phase
welded steel
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
JP2006185810A
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English (en)
Japanese (ja)
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JP2008013808A (ja
JP2008013808A5 (https=
Inventor
俊介 豊田
昌利 荒谷
良和 河端
裕二 橋本
孝司 鈴木
坂田　　敬
牧男 郡司
昭夫 佐藤
哲郎 澤木
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JFE Steel Corp
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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 JP2006185810A priority Critical patent/JP4466619B2/ja
Application filed by JFE Steel Corp filed Critical JFE Steel Corp
Priority to EP07767459.6A priority patent/EP2050833B1/en
Priority to CN2007800254627A priority patent/CN101484602B/zh
Priority to CA2656637A priority patent/CA2656637C/en
Priority to KR1020087032204A priority patent/KR100996395B1/ko
Priority to PCT/JP2007/062651 priority patent/WO2008004453A1/ja
Priority to US12/307,439 priority patent/US7887649B2/en
Publication of JP2008013808A publication Critical patent/JP2008013808A/ja
Publication of JP2008013808A5 publication Critical patent/JP2008013808A5/ja
Application granted granted Critical
Publication of JP4466619B2 publication Critical patent/JP4466619B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/08—Making tubes with welded or soldered seams
    • 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
    • C21D1/26—Methods of annealing
    • 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221—Modifying the physical properties of ferrous metals or ferrous alloys 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0263—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment following 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
    • 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
    • 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/005—Ferrite

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  • 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)
  • Heat Treatment Of Sheet Steel (AREA)
  • Heat Treatment Of Steel (AREA)
JP2006185810A 2006-07-05 2006-07-05 自動車構造部材用高張力溶接鋼管およびその製造方法 Expired - Fee Related JP4466619B2 (ja)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP2006185810A JP4466619B2 (ja) 2006-07-05 2006-07-05 自動車構造部材用高張力溶接鋼管およびその製造方法
CN2007800254627A CN101484602B (zh) 2006-07-05 2007-06-19 汽车结构部件用高强度焊接钢管及其制造方法
CA2656637A CA2656637C (en) 2006-07-05 2007-06-19 High-tensile strength welded steel tube for structural parts of automobiles and method of producing the same
KR1020087032204A KR100996395B1 (ko) 2006-07-05 2007-06-19 자동차 구조 부재용 고장력 용접 강관 및 그 제조 방법
EP07767459.6A EP2050833B1 (en) 2006-07-05 2007-06-19 High-tension welded steel pipe for automotive structural member and process for producing the same
PCT/JP2007/062651 WO2008004453A1 (fr) 2006-07-05 2007-06-19 Tube en acier soudé de haute tension pour élément structural automobile et son procédé de fabrication
US12/307,439 US7887649B2 (en) 2006-07-05 2007-06-19 High-tensile strength welded steel tube for structural parts of automobiles and method of producing the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006185810A JP4466619B2 (ja) 2006-07-05 2006-07-05 自動車構造部材用高張力溶接鋼管およびその製造方法

Publications (3)

Publication Number Publication Date
JP2008013808A JP2008013808A (ja) 2008-01-24
JP2008013808A5 JP2008013808A5 (https=) 2010-02-12
JP4466619B2 true JP4466619B2 (ja) 2010-05-26

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Family Applications (1)

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JP2006185810A Expired - Fee Related JP4466619B2 (ja) 2006-07-05 2006-07-05 自動車構造部材用高張力溶接鋼管およびその製造方法

Country Status (7)

Country Link
US (1) US7887649B2 (https=)
EP (1) EP2050833B1 (https=)
JP (1) JP4466619B2 (https=)
KR (1) KR100996395B1 (https=)
CN (1) CN101484602B (https=)
CA (1) CA2656637C (https=)
WO (1) WO2008004453A1 (https=)

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JP4910694B2 (ja) * 2006-12-28 2012-04-04 Ｊｆｅスチール株式会社 自動車構造部材用高張力溶接鋼管及びその製造方法
DE102007030207A1 (de) * 2007-06-27 2009-01-02 Benteler Automobiltechnik Gmbh Verwendung einer hochfesten Stahllegierung zur Herstellung von Strahlrohren mit hoher Festigkeit und guter Umformbarkeit
JP5125601B2 (ja) * 2008-02-26 2013-01-23 Ｊｆｅスチール株式会社 自動車構造部材用高張力溶接鋼管およびその製造方法
JP5282449B2 (ja) * 2008-06-03 2013-09-04 Ｊｆｅスチール株式会社 成形性と耐疲労特性に優れた高張力鋼材およびその製造方法
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JP4735315B2 (ja) 2006-02-15 2011-07-27 Ｊｆｅスチール株式会社 自動車構造部材用高張力溶接鋼管およびその製造方法

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