BRPI1012275A2 - tubo de aço soldado por resistência elétrica excelente em capacidade de deformação e propriedades de fadiga após o resfriamento - Google Patents

tubo de aço soldado por resistência elétrica excelente em capacidade de deformação e propriedades de fadiga após o resfriamento

Info

Publication number
BRPI1012275A2
BRPI1012275A2 BRPI1012275A BRPI1012275A BRPI1012275A2 BR PI1012275 A2 BRPI1012275 A2 BR PI1012275A2 BR PI1012275 A BRPI1012275 A BR PI1012275A BR PI1012275 A BRPI1012275 A BR PI1012275A BR PI1012275 A2 BRPI1012275 A2 BR PI1012275A2
Authority
BR
Brazil
Prior art keywords
cooling
fatigue properties
steel tube
electrical resistance
creep capacity
Prior art date
Application number
BRPI1012275A
Other languages
English (en)
Inventor
Hiroshige Itsuroh
Sakamoto Shinya
Sebayashi Takafumi
Hara Takuya
Terada Yoshio
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
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Publication of BRPI1012275A2 publication Critical patent/BRPI1012275A2/pt

Links

Classifications

    • 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
    • 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
    • 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
    • C22C38/002—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
    • C22C38/02—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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

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)
  • Heat Treatment Of Articles (AREA)
  • Heat Treatment Of Steel (AREA)

Abstract

tubo de aço soldado por resistência e-létrica excelente em capacidade de deformação e pro-priedades de fadiga após o resfriamento são fornecidos tubos de aço soldados por resistência elétrica excelente em capacidade de deformação e propriedades de fadiga após o resfriamento que permite trabalhar em formas complicadas sem esferoidiza-ção e que melhora as propriedades de fadiga após o trabalho a frio e resfri-amento sem carburação. o tubo de aço soldado por resistência elétrica é caracterizado por conter, em % em massa, c: 0,15 a 0,55%, si: 0,01 a 0,30%, mn: 0,5 a 1.5%, ca: 0,0010 a 0,0030%, s: 0,0005 a 0,0050%, e o: 0,0005 a 0,0050%, tendo teores de ca, o, e s satisfazendo 0,10 menor ou igual a [ca](1-124[o])/1,25[s] menor ou igual a 2,50, tendo inclusões à base de ca presentes no material base e na zona de soldagem por resistência elétrica com um tamanho médio de partícula de 1,0 a 10 mim e uma densidade de 3 a 3001mm2, e tendo uma diferença deltahv da dureza máxima da zona de soldagem por resistência elétrica e dureza média da parte so material base satisfazendo 100 a 500.
BRPI1012275A 2009-03-25 2010-03-25 tubo de aço soldado por resistência elétrica excelente em capacidade de deformação e propriedades de fadiga após o resfriamento BRPI1012275A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2009074840 2009-03-25
JP2009209113 2009-09-10
PCT/JP2010/055987 WO2010110490A1 (ja) 2009-03-25 2010-03-25 加工性及び焼入れ後の疲労特性に優れた電縫鋼管

Publications (1)

Publication Number Publication Date
BRPI1012275A2 true BRPI1012275A2 (pt) 2019-07-09

Family

ID=42781175

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI1012275A BRPI1012275A2 (pt) 2009-03-25 2010-03-25 tubo de aço soldado por resistência elétrica excelente em capacidade de deformação e propriedades de fadiga após o resfriamento

Country Status (8)

Country Link
US (1) US9757780B2 (pt)
EP (1) EP2412839B1 (pt)
JP (1) JP4740397B2 (pt)
KR (1) KR101333307B1 (pt)
CN (1) CN102365380B (pt)
BR (1) BRPI1012275A2 (pt)
CA (1) CA2755760C (pt)
WO (1) WO2010110490A1 (pt)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5540646B2 (ja) * 2009-10-20 2014-07-02 Ｊｆｅスチール株式会社 低降伏比高強度電縫鋼管およびその製造方法
US9158561B2 (en) * 2011-08-18 2015-10-13 Vmware, Inc. Systems and methods for modifying an operating system for a virtual machine
CN103966504B (zh) 2013-01-24 2016-12-28 宝山钢铁股份有限公司 一种500MPa级低屈强比直缝焊钢管及其制造方法
JP6149724B2 (ja) * 2013-02-06 2017-06-21 トヨタ自動車株式会社 溶接装置及び溶接方法
DE102013214680A1 (de) * 2013-07-26 2015-01-29 Mahle International Gmbh Wälzgelagerte Welle
JP2016186119A (ja) * 2015-03-27 2016-10-27 株式会社神戸製鋼所 低サイクル疲労強度および結晶粒粗大化耐性に優れた浸炭用鋼材および浸炭部品
WO2018011862A1 (ja) * 2016-07-11 2018-01-18 新日鐵住金株式会社 耐応力腐食割れ性に優れたボイラー用電縫鋼管及びその製造方法
WO2020203874A1 (ja) * 2019-03-29 2020-10-08 日本製鉄株式会社 中空スタビライザー用電縫鋼管及び中空スタビライザー、並びにそれらの製造方法
JP7626934B2 (ja) * 2021-04-27 2025-02-05 日本製鉄株式会社 電縫鋼管

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02290947A (ja) 1989-05-01 1990-11-30 Nippon Steel Corp 耐サワー性の優れた高靭性電縫鋼管用鋼板
JP2573118B2 (ja) * 1990-11-21 1997-01-22 新日本製鐵株式会社 被削性の優れた機械構造用電気抵抗溶接鋼管
JPH05117806A (ja) 1991-10-28 1993-05-14 Sumitomo Metal Ind Ltd ボ−ルケ−ジ用高強度高靭性肌焼鋼
JPH0644584A (ja) 1992-05-22 1994-02-18 Ricoh Co Ltd 光学式ピックアップ装置
JPH0641684A (ja) * 1992-07-27 1994-02-15 Nippon Steel Corp 耐硫化物応力腐食割れ性に優れた電縫鋼管
JPH07173536A (ja) 1993-12-16 1995-07-11 Nippon Steel Corp 耐サワー性の優れた高強度ラインパイプ用鋼板の製造法
JP3909950B2 (ja) 1998-03-25 2007-04-25 日新製鋼株式会社 伸びフランジ性に優れた中・高炭素鋼板の製造方法
JP3909949B2 (ja) 1998-03-25 2007-04-25 日新製鋼株式会社 伸びフランジ性に優れた中・高炭素鋼板の製造法
GB0010378D0 (en) 2000-04-28 2000-06-14 Bbl Downhole Tools Ltd Expandable apparatus for drift and reaming a borehole
KR100622888B1 (ko) 2002-09-04 2006-09-14 제이에프이 스틸 가부시키가이샤 대입열용접용 강재 및 그 제조방법
JP3888279B2 (ja) * 2002-10-07 2007-02-28 Ｊｆｅスチール株式会社 建築用低降伏比電縫鋼管及び角コラムの製造方法
JP4140419B2 (ja) * 2003-03-28 2008-08-27 Ｊｆｅスチール株式会社 複合二次加工性に優れた高張力鋼管の製造方法
JP4096839B2 (ja) * 2003-08-22 2008-06-04 Ｊｆｅスチール株式会社 超大入熱溶接熱影響部靱性に優れた低降伏比高張力厚鋼板の製造方法
JP4443910B2 (ja) * 2003-12-12 2010-03-31 Ｊｆｅスチール株式会社 自動車構造部材用鋼材およびその製造方法
JP4486516B2 (ja) * 2004-05-21 2010-06-23 新日本製鐵株式会社 冷間加工性と焼き入れ性に優れた電縫鋼管とその製造方法
JP4154374B2 (ja) 2004-08-25 2008-09-24 株式会社日立ハイテクノロジーズ パターンマッチング装置及びそれを用いた走査型電子顕微鏡
JP5124988B2 (ja) * 2005-05-30 2013-01-23 Ｊｆｅスチール株式会社 耐遅れ破壊特性に優れた引張強度９００ＭＰａ以上の高張力鋼板およびその製造方法
JP4975343B2 (ja) 2006-03-14 2012-07-11 新日本製鐵株式会社 冷間鍛造加工性に優れた鋼管およびその製造方法

Also Published As

Publication number Publication date
WO2010110490A1 (ja) 2010-09-30
JP4740397B2 (ja) 2011-08-03
EP2412839A4 (en) 2017-03-01
KR101333307B1 (ko) 2013-11-27
EP2412839A1 (en) 2012-02-01
JPWO2010110490A1 (ja) 2012-10-04
KR20110098002A (ko) 2011-08-31
CA2755760A1 (en) 2010-09-30
US20120000567A1 (en) 2012-01-05
CA2755760C (en) 2014-10-21
CN102365380A (zh) 2012-02-29
CN102365380B (zh) 2013-11-20
EP2412839B1 (en) 2018-11-14
US9757780B2 (en) 2017-09-12

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B25D Requested change of name of applicant approved

Owner name: NIPPON STEEL AND SUMITOMO METAL CORPORATION (JP)

B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B25D Requested change of name of applicant approved

Owner name: NIPPON STEEL CORPORATION (JP)

B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements
B350 Update of information on the portal [chapter 15.35 patent gazette]