EP1516935A4 - Method for producing seamless steel pipe for inflator of air bag - Google Patents

Method for producing seamless steel pipe for inflator of air bag

Info

Publication number
EP1516935A4
EP1516935A4 EP03733377A EP03733377A EP1516935A4 EP 1516935 A4 EP1516935 A4 EP 1516935A4 EP 03733377 A EP03733377 A EP 03733377A EP 03733377 A EP03733377 A EP 03733377A EP 1516935 A4 EP1516935 A4 EP 1516935A4
Authority
EP
European Patent Office
Prior art keywords
inflator
steel pipe
air bag
seamless steel
producing seamless
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.)
Withdrawn
Application number
EP03733377A
Other languages
German (de)
French (fr)
Other versions
EP1516935A1 (en
Inventor
Yukio Miyata
Kozo Takojima
Takao Kawate
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 claimed from JP2002186550A external-priority patent/JP3960145B2/en
Priority claimed from JP2002234367A external-priority patent/JP2004076034A/en
Application filed by JFE Steel Corp filed Critical JFE Steel Corp
Publication of EP1516935A1 publication Critical patent/EP1516935A1/en
Publication of EP1516935A4 publication Critical patent/EP1516935A4/en
Withdrawn legal-status Critical Current

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
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • 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
    • C21D8/10—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies
    • 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
    • C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • 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
    • C21D1/28—Normalising

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
  • Heat Treatment Of Steel (AREA)
EP03733377A 2002-06-26 2003-06-11 Method for producing seamless steel pipe for inflator of air bag Withdrawn EP1516935A4 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2002186550A JP3960145B2 (en) 2002-06-26 2002-06-26 Manufacturing method of high strength, high toughness, high workability seamless steel pipe for airbag
JP2002186550 2002-06-26
JP2002234367 2002-08-12
JP2002234367A JP2004076034A (en) 2002-08-12 2002-08-12 Manufacturing method of high strength, high toughness, high workability seamless steel pipe for airbag
PCT/JP2003/007435 WO2004003241A1 (en) 2002-06-26 2003-06-11 Method for producing seamless steel pipe for inflator of air bag

Publications (2)

Publication Number Publication Date
EP1516935A1 EP1516935A1 (en) 2005-03-23
EP1516935A4 true EP1516935A4 (en) 2006-08-30

Family

ID=30002292

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03733377A Withdrawn EP1516935A4 (en) 2002-06-26 2003-06-11 Method for producing seamless steel pipe for inflator of air bag

Country Status (5)

Country Link
US (1) US20060070687A1 (en)
EP (1) EP1516935A4 (en)
CA (1) CA2476546A1 (en)
MX (1) MXPA04010403A (en)
WO (1) WO2004003241A1 (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050000601A1 (en) * 2003-05-21 2005-01-06 Yuji Arai Steel pipe for an airbag system and a method for its manufacture
US20050076975A1 (en) * 2003-10-10 2005-04-14 Tenaris Connections A.G. Low carbon alloy steel tube having ultra high strength and excellent toughness at low temperature and method of manufacturing the same
US20060169368A1 (en) * 2004-10-05 2006-08-03 Tenaris Conncections A.G. (A Liechtenstein Corporation) Low carbon alloy steel tube having ultra high strength and excellent toughness at low temperature and method of manufacturing the same
US7566416B2 (en) 2004-10-29 2009-07-28 Sumitomo Metal Industries, Ltd. Steel pipe for an airbag inflator and a process for its manufacture
MX2007005029A (en) * 2004-10-29 2007-06-19 Sumitomo Metal Ind Steel pipe for air bag inflator and method for production thereof.
ES2244355B1 (en) * 2005-03-22 2007-02-16 Cie Automotive, S.A. AIRBAG TUBE WITH COLD CONFORMED LOAD HEAD AND PROCEDURE FOR OBTAINING.
KR101008807B1 (en) * 2006-02-09 2011-01-14 수미도모 메탈 인더스트리즈, 리미티드 Manufacturing method of bottle member for airbag inflator
ES2396114T3 (en) * 2006-10-27 2013-02-19 Nippon Steel & Sumitomo Metal Corporation Seamless steel tube for air bag accumulators and procedure for its production
KR101113575B1 (en) * 2007-03-29 2012-03-13 수미도모 메탈 인더스트리즈, 리미티드 Case-hardened steel pipe excellent in workability and process for production thereof
RU2511452C2 (en) * 2012-06-21 2014-04-10 Открытое Акционерное Общество "Дефорт" Method of pipe rolling mill mandrel heat treatment
US9776592B2 (en) * 2013-08-22 2017-10-03 Autoliv Asp, Inc. Double swage airbag inflator vessel and methods for manufacture thereof
US11384415B2 (en) * 2015-11-16 2022-07-12 Benteler Steel/Tube Gmbh Steel alloy with high energy absorption capacity and tubular steel product
DE102016124852A1 (en) * 2016-12-19 2018-06-21 Benteler Steel/Tube Gmbh Pipe element for hydraulic or pneumatic line, use of the pipe element and use of a material for producing a pipe element
CN107619994B (en) * 2017-04-27 2019-04-02 中国石油大学(北京) A kind of seamless line pipe resistant to CO2/H2S and sulfate reducing bacteria corrosion and manufacturing method thereof
WO2021052317A1 (en) * 2019-09-19 2021-03-25 宝山钢铁股份有限公司 Hot-rolled steel plate/strip for sulfuric acid dew point corrosion resistance and manufacturing method therefor
US12416057B2 (en) 2019-12-20 2025-09-16 Benteler Steel/Tube Gmbh Tube product, hollow carrier of perforating gun and method of manufacturing the tube product
DE102019135596A1 (en) * 2019-12-20 2021-06-24 Benteler Steel/Tube Gmbh Tubular product, namely gas generator tube for airbag module, and method for producing the tubular product
DE102020133765A1 (en) 2020-12-16 2022-06-23 Benteler Steel/Tube Gmbh High strength steel pipe and method of making high strength steel pipe

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08325641A (en) * 1995-05-29 1996-12-10 Sumitomo Metal Ind Ltd Manufacturing method of high strength and high toughness steel pipe with excellent workability
JPH10140283A (en) * 1996-11-12 1998-05-26 Sumitomo Metal Ind Ltd High strength and high toughness steel pipe for airbag and method of manufacturing the same
JPH10140249A (en) * 1996-11-05 1998-05-26 Sumitomo Metal Ind Ltd Manufacturing method of steel tube for high strength and high toughness air bag
US20020033591A1 (en) * 2000-09-01 2002-03-21 Trw Inc. Method of producing a cold temperature high toughness structural steel tubing

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6173495B1 (en) * 1999-05-12 2001-01-16 Trw Inc. High strength low carbon air bag quality seamless tubing
DE60105929T2 (en) * 2000-02-02 2005-02-03 Jfe Steel Corp. HIGH-STRENGTH, HIGH-SPEED, SEAMLESS STEEL PIPES FOR LINE TUBES
US6386583B1 (en) * 2000-09-01 2002-05-14 Trw Inc. Low-carbon high-strength steel
EP1375683B1 (en) * 2001-03-29 2012-02-08 Sumitomo Metal Industries, Ltd. High strength steel tube for air bag and method for production thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08325641A (en) * 1995-05-29 1996-12-10 Sumitomo Metal Ind Ltd Manufacturing method of high strength and high toughness steel pipe with excellent workability
JPH10140249A (en) * 1996-11-05 1998-05-26 Sumitomo Metal Ind Ltd Manufacturing method of steel tube for high strength and high toughness air bag
JPH10140283A (en) * 1996-11-12 1998-05-26 Sumitomo Metal Ind Ltd High strength and high toughness steel pipe for airbag and method of manufacturing the same
US20020033591A1 (en) * 2000-09-01 2002-03-21 Trw Inc. Method of producing a cold temperature high toughness structural steel tubing

Non-Patent Citations (5)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 1997, no. 04 30 April 1997 (1997-04-30) *
PATENT ABSTRACTS OF JAPAN vol. 1998, no. 10 31 August 1998 (1998-08-31) *
See also references of WO2004003241A1 *
SPIEKERMANN P: "LEGIERUNGEN - EIN BESONDERES PATENTRECHTLICHES PROBLEM? - LEGIERUNGSPRUEFUNG IM EUROPAEISCHEN PATENTAMT -", MITTEILUNGEN DER DEUTSCHEN PATENTANWAELTE, HEYMANN, KOLN,, DE, 1993, pages 178 - 190, XP000961882, ISSN: 0026-6884 *
WEGST W ED - WEGST C W -: "Stahlschlüssel", STAHLSCHLUSSEL. NACHSCHLAGEWERK, MARBACH, VERLAG STAHLSCHLUSSEL WEGST, DE, vol. ED. 1989, 1989, pages 6 - 7, XP002095653 *

Also Published As

Publication number Publication date
MXPA04010403A (en) 2005-02-17
US20060070687A1 (en) 2006-04-06
EP1516935A1 (en) 2005-03-23
CA2476546A1 (en) 2004-01-08
WO2004003241A1 (en) 2004-01-08

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Legal Events

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