IT1222839B - Procedimento per migliorare le sollecitazioni residue in un tubo metallico doppio e simile ed apparecchiatura per esso - Google Patents

Procedimento per migliorare le sollecitazioni residue in un tubo metallico doppio e simile ed apparecchiatura per esso

Info

Publication number
IT1222839B
IT1222839B IT22165/87A IT2216587A IT1222839B IT 1222839 B IT1222839 B IT 1222839B IT 22165/87 A IT22165/87 A IT 22165/87A IT 2216587 A IT2216587 A IT 2216587A IT 1222839 B IT1222839 B IT 1222839B
Authority
IT
Italy
Prior art keywords
procedure
double
equipment
residual stresses
metallic pipe
Prior art date
Application number
IT22165/87A
Other languages
English (en)
Other versions
IT8722165A0 (it
Inventor
Nakamura Hitoshi
Original Assignee
Ishikawajima Harima Heavy Ind
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 Ishikawajima Harima Heavy Ind filed Critical Ishikawajima Harima Heavy Ind
Publication of IT8722165A0 publication Critical patent/IT8722165A0/it
Application granted granted Critical
Publication of IT1222839B publication Critical patent/IT1222839B/it

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
    • 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
    • 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
    • C21D9/50—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for welded joints
    • 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
    • C21D2221/00—Treating localised areas of an article
    • C21D2221/10—Differential treatment of inner with respect to outer regions, e.g. core and periphery, respectively

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
IT22165/87A 1986-10-28 1987-10-06 Procedimento per migliorare le sollecitazioni residue in un tubo metallico doppio e simile ed apparecchiatura per esso IT1222839B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61256589A JPS63112089A (ja) 1986-10-28 1986-10-28 二重金属管等の残留応力改善方法

Publications (2)

Publication Number Publication Date
IT8722165A0 IT8722165A0 (it) 1987-10-06
IT1222839B true IT1222839B (it) 1990-09-12

Family

ID=17294726

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22165/87A IT1222839B (it) 1986-10-28 1987-10-06 Procedimento per migliorare le sollecitazioni residue in un tubo metallico doppio e simile ed apparecchiatura per esso

Country Status (3)

Country Link
US (1) US4807801A (it)
JP (1) JPS63112089A (it)
IT (1) IT1222839B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE8904065L (sv) * 1988-12-07 1990-06-08 Hitachi Ltd Metod att foerbaettra egenskaperna hos svetsare paa austenitiskt rostfritt staal
US5074923A (en) * 1990-03-26 1991-12-24 General Electric Company Method for id sizing of filament reinforced annular objects
JP4322460B2 (ja) * 2001-11-16 2009-09-02 株式会社アイ・エイチ・アイ マリンユナイテッド 線状加熱の加熱方案算出方法
US6888908B1 (en) * 2002-11-18 2005-05-03 Babcock & Wilcox Canada, Ltd. Reactor head with integral nozzles
JP5237750B2 (ja) * 2008-10-17 2013-07-17 日立Ｇｅニュークリア・エナジー株式会社 配管の残留応力改善方法
US9175845B2 (en) * 2012-07-10 2015-11-03 Westinghouse Electric Company Llc Axial flow steam generator feedwater dispersion apparatus
WO2014012116A2 (en) * 2012-07-13 2014-01-16 Mpr Associates, Inc. Internal mechanical stress improvement method for mitigating stress corrosion cracking in weld areas of nuclear power plant piping

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4449281A (en) * 1982-03-16 1984-05-22 Kawasaki Jukogyo Kabushiki Kaisha Method of producing multiple-wall, composite tubular structures
JPS59226118A (ja) * 1983-06-03 1984-12-19 Ntn Toyo Bearing Co Ltd フランジ部を有する薄肉円筒状物品の内周面高周波焼入方法
JPS60141825A (ja) * 1983-12-27 1985-07-26 Ishikawajima Harima Heavy Ind Co Ltd 二重管部を有する管体の熱処理方法
JPH0699755B2 (ja) * 1984-11-14 1994-12-07 石川島播磨重工業株式会社 金属管の熱処理方法
JPS61170517A (ja) * 1985-01-23 1986-08-01 Hitachi Ltd 溶接構造物の熱処理法
JPS61194116A (ja) * 1985-02-25 1986-08-28 Hitachi Ltd 鋼製円筒の熱処理方法

Also Published As

Publication number Publication date
IT8722165A0 (it) 1987-10-06
US4807801A (en) 1989-02-28
JPS63112089A (ja) 1988-05-17

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