DE3518882C2 - - Google Patents

Info

Publication number
DE3518882C2
DE3518882C2 DE3518882A DE3518882A DE3518882C2 DE 3518882 C2 DE3518882 C2 DE 3518882C2 DE 3518882 A DE3518882 A DE 3518882A DE 3518882 A DE3518882 A DE 3518882A DE 3518882 C2 DE3518882 C2 DE 3518882C2
Authority
DE
Germany
Prior art keywords
section
coil
branch pipe
pipe
main pipe
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.)
Expired
Application number
DE3518882A
Other languages
German (de)
English (en)
Other versions
DE3518882A1 (de
Inventor
Toshio Ino
Tsukasa Maenosono
Kazuo Yoshida
Masanori Terasaki
Tetsusho Yokohama Kanagawa Jp Kuriwaki
Tadao Kisarazu Chiba Jp Koga
Miharu Yokohama Kanagawa Jp Hirado
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.)
IHI Corp
Dai Ichi High Frequency Co Ltd
Original Assignee
IHI Corp
Dai Ichi High Frequency Co Ltd
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 IHI Corp, Dai Ichi High Frequency Co Ltd filed Critical IHI Corp
Publication of DE3518882A1 publication Critical patent/DE3518882A1/de
Application granted granted Critical
Publication of DE3518882C2 publication Critical patent/DE3518882C2/de
Granted 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/26—Methods of annealing
    • C21D1/30—Stress-relieving
    • 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
    • C21D1/34—Methods of heating
    • C21D1/42—Induction heating
    • 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
    • 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
    • Y02P10/25—Process efficiency

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Child & Adolescent Psychology (AREA)
  • Health & Medical Sciences (AREA)
  • Heat Treatment Of Articles (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
DE19853518882 1984-05-31 1985-05-25 Verfahren und vorrichtung zum abbau der restspannung in einer schweissverbindung zwischen einem haupt- und abzweigrohr Granted DE3518882A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59109600A JPS60255930A (ja) 1984-05-31 1984-05-31 枝付管の溶接部における残留応力改善のための加熱方法及び加熱装置

Publications (2)

Publication Number Publication Date
DE3518882A1 DE3518882A1 (de) 1985-12-05
DE3518882C2 true DE3518882C2 (US08118993-20120221-C00002.png) 1989-08-31

Family

ID=14514384

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19853518882 Granted DE3518882A1 (de) 1984-05-31 1985-05-25 Verfahren und vorrichtung zum abbau der restspannung in einer schweissverbindung zwischen einem haupt- und abzweigrohr

Country Status (6)

Country Link
US (1) US4694131A (US08118993-20120221-C00002.png)
JP (1) JPS60255930A (US08118993-20120221-C00002.png)
DE (1) DE3518882A1 (US08118993-20120221-C00002.png)
ES (1) ES8702765A1 (US08118993-20120221-C00002.png)
IT (1) IT1185605B (US08118993-20120221-C00002.png)
SE (1) SE454888B (US08118993-20120221-C00002.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19906597C2 (de) * 1999-02-17 2001-11-22 Maschb Gottlob Thumm Gmbh Verwendung einer Induktions-Aufwärmvorrichtung zum Erwärmen metallischer Teile

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4820359A (en) * 1987-03-12 1989-04-11 Westinghouse Electric Corp. Process for thermally stress-relieving a tube
SE8904065L (sv) * 1988-12-07 1990-06-08 Hitachi Ltd Metod att foerbaettra egenskaperna hos svetsare paa austenitiskt rostfritt staal
DE3928629A1 (de) * 1989-08-30 1991-03-14 Junker Gmbh O Vorrichtung zum induktiven erwaermen von flachem metallischem gut
US5352871A (en) * 1991-02-20 1994-10-04 Metcal Inc System and method for joining plastic materials
GB9720519D0 (en) * 1997-09-27 1997-11-26 Coflexip Stena Offshore Ltd Improved induction heating apparatus and method for pipeline welding operations
US6884975B2 (en) * 2002-11-12 2005-04-26 The Boeing Company Localized stress relief by induction heating
JP4126292B2 (ja) * 2004-07-29 2008-07-30 三菱重工業株式会社 配管の残留応力改善装置
JP4599957B2 (ja) * 2004-09-16 2010-12-15 株式会社Ｉｈｉ 高周波誘導加熱残留応力改善法
WO2008136068A1 (ja) * 2007-04-20 2008-11-13 Mitsubishi Heavy Industries, Ltd. 管体の残留応力改善方法及び残留応力改善装置
US8075714B2 (en) * 2008-01-22 2011-12-13 Caterpillar Inc. Localized induction heating for residual stress optimization
JP2012066277A (ja) * 2010-09-24 2012-04-05 Hitachi-Ge Nuclear Energy Ltd 枝管溶接部の熱処理方法および管台構造
DK177974B1 (da) * 2013-09-09 2015-02-09 Broen As Anlæg og fremgangsmåde til afspændingsudglødning af et emne omfattende varmefølsomme dele, samt afspændingsudglødet emne
CN104148841B (zh) * 2014-08-15 2016-02-03 苏州热工研究院有限公司 三通主管对接接头局部焊后热处理方法
CN104131148B (zh) * 2014-08-15 2016-06-08 苏州热工研究院有限公司 一种三通主管对接接头局部焊后热处理方法
CN104152665B (zh) * 2014-08-15 2016-06-15 苏州热工研究院有限公司 一种三通支管对接接头局部焊后热处理方法
CN104263894B (zh) * 2014-08-15 2016-05-18 苏州热工研究院有限公司 一种接管座角接接头局部焊后热处理方法
CN107180656B (zh) * 2017-05-16 2024-04-09 中广核研究院有限公司 模拟核电站死管段现象的加热装置
CN112176160B (zh) * 2020-10-28 2022-03-25 西安热工研究院有限公司 一种接管座现场复合热处理方法
CN112355527A (zh) * 2020-11-20 2021-02-12 湖南九方焊接技术有限公司 一种用于主弦管的焊后保温系统

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2184534A (en) * 1937-11-26 1939-12-26 Harry B Smith Pipe welding and heat-treating process and means
US2620433A (en) * 1942-06-01 1952-12-02 Ohio Crankshaft Co Coil for differential heat-treatment
DE1198949B (de) * 1963-08-05 1965-08-19 Aeg Verfahren zum Einrichten eines mit Magnetjochen bewehrten Induktors und Induktor
JPS5950730B2 (ja) * 1978-06-07 1984-12-10 第一高周波工業株式会社 オ−ステナイト系ステンレス鋼管などの残留応力の改善方法
JPS589786A (ja) * 1981-07-08 1983-01-20 Hitachi Ltd 配管系の溶接部の熱処理方法
JPS58135593A (ja) * 1982-02-05 1983-08-12 第一高周波工業株式会社 枝付管の誘導加熱方法及び同装置
JPS58189330A (ja) * 1982-04-30 1983-11-05 Hitachi Ltd 配管系の熱処理方法および加熱用コイル
JPS60197823A (ja) * 1984-03-22 1985-10-07 Dai Ichi High Frequency Co Ltd 配管の溶接継手部における残留応力改善のための加熱方法及び加熱装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19906597C2 (de) * 1999-02-17 2001-11-22 Maschb Gottlob Thumm Gmbh Verwendung einer Induktions-Aufwärmvorrichtung zum Erwärmen metallischer Teile

Also Published As

Publication number Publication date
IT1185605B (it) 1987-11-12
IT8520952A0 (it) 1985-05-30
SE8502645L (sv) 1985-12-01
DE3518882A1 (de) 1985-12-05
JPS60255930A (ja) 1985-12-17
JPH0437145B2 (US08118993-20120221-C00002.png) 1992-06-18
US4694131A (en) 1987-09-15
SE454888B (sv) 1988-06-06
SE8502645D0 (sv) 1985-05-29
ES8702765A1 (es) 1987-01-01
ES550417A0 (es) 1987-01-01

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8380 Miscellaneous part iii

Free format text: SPALTE 3, ZEILE 53 NACH "(3, 5)" EINFUEGEN: "UMGIBT, UND DER ZWEITE SPULENABSCHNITT (9) AUF DER VOMABZWEIGROHR (3, 5)"

8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee