EP2952601B1 - Tube d'acier soudé par résistance électrique - Google Patents

Tube d'acier soudé par résistance électrique Download PDF

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Publication number
EP2952601B1
EP2952601B1 EP14746008.3A EP14746008A EP2952601B1 EP 2952601 B1 EP2952601 B1 EP 2952601B1 EP 14746008 A EP14746008 A EP 14746008A EP 2952601 B1 EP2952601 B1 EP 2952601B1
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EP
European Patent Office
Prior art keywords
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steel pipe
content
case
pearlite
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.)
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EP14746008.3A
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German (de)
English (en)
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EP2952601A4 (fr
EP2952601A1 (fr
Inventor
Masatoshi Aratani
Takatoshi Okabe
Shunsuke Toyoda
Yoshikazu Kawabata
Hiromichi Hori
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JFE Steel Corp
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JFE Steel Corp
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Publication of EP2952601A4 publication Critical patent/EP2952601A4/fr
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    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
    • 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
    • C21D8/105—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies of ferrous 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
    • 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
    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • 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
    • 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
    • C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
    • 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
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium with molybdenum or tungsten
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/24—Ferrous alloys, e.g. steel alloys containing chromium with vanadium
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/26—Ferrous alloys, e.g. steel alloys containing chromium with niobium or tantalum
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/28—Ferrous alloys, e.g. steel alloys containing chromium with titanium or zirconium
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/32—Ferrous alloys, e.g. steel alloys containing chromium with boron
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
    • 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
    • C21D2211/002—Bainite
    • 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

Claims (2)

  1. Tuyau en acier soudé par résistance électrique, le tuyau en acier ayant une composition chimique contenant, en % en masse, C : 0,35 % ou plus et 0,55 % ou moins, Si : 0,01 % ou plus et 1,0 % ou moins, Mn : 1,0 % ou plus et 3,0 % ou moins, P : 0,02 % ou moins, S : 0,01 % ou moins, Al : 0,003 % ou moins, N : 0,0050 % ou moins, Cr: 0,1% ou plus et 0,5% ou moins, optionnellement un ou plusieurs éléments choisis parmi Ti : 0,005 % ou plus et 0,1 % ou moins, B : 0,0003 % ou plus et 0,0050 % ou moins, Mo : 2 % ou moins, W : 2 % ou moins, Nb : 0,1 % ou moins, V : 0,1 % ou moins, Ni : 2 % ou moins, Cu : 2 % ou moins, Ca : 0,02 % ou moins, et les terres rares REM : 0,02 % ou moins, et le complément étant du Fe et des impuretés inévitables et une microstructure métallique incluant de la perlite, de la ferrite et de la bainite, dans lequel le rapport de surface de la perlite est de 85 % ou plus, le total des rapports de surface (y compris 0) de la ferrite et de la bainite est égal ou inférieur à 15%, et dans lequel une taille de grains d'austénite antérieure est égale ou supérieure à 25 µm.
  2. Tuyau en acier soudé par résistance électrique selon la revendication 1, le tuyau en acier ayant la composition chimique contenant, en % en masse, un ou plusieurs éléments choisis parmi Ti : 0,01 % ou plus et 0,04 % ou moins, B : 0,0010 % ou plus et 0,0040 % ou moins, Mo : 0,001 % ou plus et 0,5 % ou moins, W : 0,001 % ou plus et 0,5 % ou moins, Nb : 0,001 % ou plus et 0,04 % ou moins, V : 0,001 % ou plus et 0,1 % ou moins, Ni : 0,001 % ou plus et 0,5 % ou moins, Cu : 0,001 % ou plus et 0,5 % ou moins, Ca : 0,0020 % ou plus et 0,02 % ou moins, et les terres rares REM : 0,0020 % ou plus et 0,02 % ou moins.
EP14746008.3A 2013-01-31 2014-01-30 Tube d'acier soudé par résistance électrique Active EP2952601B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2013016670 2013-01-31
PCT/JP2014/052708 WO2014119802A1 (fr) 2013-01-31 2014-01-30 Tube d'acier soudé par résistance électrique

Publications (3)

Publication Number Publication Date
EP2952601A1 EP2952601A1 (fr) 2015-12-09
EP2952601A4 EP2952601A4 (fr) 2016-02-17
EP2952601B1 true EP2952601B1 (fr) 2017-09-27

Family

ID=51262500

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14746008.3A Active EP2952601B1 (fr) 2013-01-31 2014-01-30 Tube d'acier soudé par résistance électrique

Country Status (6)

Country Link
US (1) US20150368768A1 (fr)
EP (1) EP2952601B1 (fr)
JP (1) JP5892267B2 (fr)
KR (1) KR101710816B1 (fr)
CN (1) CN104968821B (fr)
WO (1) WO2014119802A1 (fr)

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JP6070617B2 (ja) * 2014-04-03 2017-02-01 Ｊｆｅスチール株式会社 耐内圧疲労特性に優れた燃料噴射管用継目無鋼管
KR102081525B1 (ko) * 2015-09-29 2020-02-25 제이에프이 스틸 가부시키가이샤 고강도 중공 스테빌라이져용 전봉 강관, 고강도 중공 스테빌라이져용 전봉 강관의 제조 방법, 고강도 중공 스테빌라이져, 및 고강도 중공 스테빌라이져의 제조 방법
CA3001529C (fr) * 2015-12-21 2020-06-02 Nippon Steel & Sumitomo Metal Corporation Tuyau de puits de petrole soude par resistance electrique k55 de type brut de laminage, et tole en acier laminee a chaud
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KR102043524B1 (ko) 2017-12-26 2019-11-12 주식회사 포스코 초고강도 열연 강판, 강관, 부재 및 그 제조 방법
JP6649531B2 (ja) * 2017-12-27 2020-02-19 Ｊｆｅスチール株式会社 電縫溶接鋼管および電縫溶接鋼管の製造方法
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JP7131687B2 (ja) * 2019-03-06 2022-09-06 日本製鉄株式会社 熱間圧延鋼板およびその製造方法

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Also Published As

Publication number Publication date
KR20150099831A (ko) 2015-09-01
JPWO2014119802A1 (ja) 2017-01-26
WO2014119802A1 (fr) 2014-08-07
CN104968821A (zh) 2015-10-07
CN104968821B (zh) 2017-03-08
EP2952601A4 (fr) 2016-02-17
US20150368768A1 (en) 2015-12-24
JP5892267B2 (ja) 2016-03-23
KR101710816B1 (ko) 2017-02-27
EP2952601A1 (fr) 2015-12-09

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