AU2003277681A1 - Delayed fracture prevention method for steel structure and steel structure manufacturing method - Google Patents

Delayed fracture prevention method for steel structure and steel structure manufacturing method

Info

Publication number
AU2003277681A1
AU2003277681A1 AU2003277681A AU2003277681A AU2003277681A1 AU 2003277681 A1 AU2003277681 A1 AU 2003277681A1 AU 2003277681 A AU2003277681 A AU 2003277681A AU 2003277681 A AU2003277681 A AU 2003277681A AU 2003277681 A1 AU2003277681 A1 AU 2003277681A1
Authority
AU
Australia
Prior art keywords
steel structure
delayed fracture
fracture prevention
manufacturing
prevention method
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.)
Abandoned
Application number
AU2003277681A
Other languages
English (en)
Inventor
Tadashi Ishikawa
Kiyotaka Nakashima
Tetsuro Nose
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.)
Nippon Steel Corp
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 AU2003277681A1 publication Critical patent/AU2003277681A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • C21D7/00—Modifying the physical properties of iron or steel by deformation
    • C21D7/02—Modifying the physical properties of iron or steel by deformation by cold working
    • C21D7/04—Modifying the physical properties of iron or steel by deformation by cold working of the surface
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
AU2003277681A 2002-11-19 2003-11-11 Delayed fracture prevention method for steel structure and steel structure manufacturing method Abandoned AU2003277681A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2002334513A JP2004167519A (ja) 2002-11-19 2002-11-19 鋼構造物の遅れ破壊防止方法および鋼構造物の製造方法
JP2002-334513 2002-11-19
PCT/JP2003/014334 WO2004046392A1 (ja) 2002-11-19 2003-11-11 鋼構造物の遅れ破壊防止方法および鋼構造物の製造方法

Publications (1)

Publication Number Publication Date
AU2003277681A1 true AU2003277681A1 (en) 2004-06-15

Family

ID=32321731

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2003277681A Abandoned AU2003277681A1 (en) 2002-11-19 2003-11-11 Delayed fracture prevention method for steel structure and steel structure manufacturing method

Country Status (5)

Country Link
JP (1) JP2004167519A (ja)
KR (1) KR100676332B1 (ja)
CN (1) CN100457925C (ja)
AU (1) AU2003277681A1 (ja)
WO (1) WO2004046392A1 (ja)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050145306A1 (en) * 1998-09-03 2005-07-07 Uit, L.L.C. Company Welded joints with new properties and provision of such properties by ultrasonic impact treatment
US6338765B1 (en) 1998-09-03 2002-01-15 Uit, L.L.C. Ultrasonic impact methods for treatment of welded structures
US6932876B1 (en) 1998-09-03 2005-08-23 U.I.T., L.L.C. Ultrasonic impact machining of body surfaces to correct defects and strengthen work surfaces
US7301123B2 (en) 2004-04-29 2007-11-27 U.I.T., L.L.C. Method for modifying or producing materials and joints with specific properties by generating and applying adaptive impulses a normalizing energy thereof and pauses therebetween
US7276824B2 (en) 2005-08-19 2007-10-02 U.I.T., L.L.C. Oscillating system and tool for ultrasonic impact treatment
KR101369221B1 (ko) * 2007-06-01 2014-03-06 볼보 컨스트럭션 이큅먼트 에이비 작업장치의 용접부에 발생되는 잔류응력 제거방법
JP4987816B2 (ja) * 2008-07-28 2012-07-25 新日本製鐵株式会社 溶接継手の疲労特性を改善する自動打撃処理方法及び自動打撃処理装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5322843A (en) * 1976-08-13 1978-03-02 Nippon Steel Corp Method of improving solidification structure of weld zone by use of ultrasonic oscillatory radiation
JPS55144964A (en) * 1979-04-17 1980-11-12 Furukawa Alum Co Ltd Manufacture of aluminum alloy wheel
JPS6479320A (en) * 1987-09-19 1989-03-24 Nippon Steel Corp Improvement of material quality of metal for welding austenitic stainless steel
JPH081514A (ja) * 1994-06-16 1996-01-09 Toshiba Corp 原子炉内構造物の表面処理方法
JP3408687B2 (ja) * 1996-02-29 2003-05-19 三菱重工業株式会社 溶接残留応力の低減装置付き溶接装置
US6338765B1 (en) * 1998-09-03 2002-01-15 Uit, L.L.C. Ultrasonic impact methods for treatment of welded structures
US6171415B1 (en) * 1998-09-03 2001-01-09 Uit, Llc Ultrasonic impact methods for treatment of welded structures
JP2003113418A (ja) * 2001-10-04 2003-04-18 Nippon Steel Corp 疲労寿命向上処理法およびそれによる長寿命金属材

Also Published As

Publication number Publication date
WO2004046392A1 (ja) 2004-06-03
JP2004167519A (ja) 2004-06-17
KR100676332B1 (ko) 2007-02-02
CN100457925C (zh) 2009-02-04
KR20050086710A (ko) 2005-08-30
CN1711365A (zh) 2005-12-21

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase