SE524744C2 - Sätt att svetsa under vatten för att utveckla resttryckspänningar i rostfritt stål och nickelbaserade varmhållfasta legeringar samt sätt och apparat för att med denna metod reparera sprickor till följd av spänningskorrosion - Google Patents

Sätt att svetsa under vatten för att utveckla resttryckspänningar i rostfritt stål och nickelbaserade varmhållfasta legeringar samt sätt och apparat för att med denna metod reparera sprickor till följd av spänningskorrosion

Info

Publication number
SE524744C2
SE524744C2 SE9701239A SE9701239A SE524744C2 SE 524744 C2 SE524744 C2 SE 524744C2 SE 9701239 A SE9701239 A SE 9701239A SE 9701239 A SE9701239 A SE 9701239A SE 524744 C2 SE524744 C2 SE 524744C2
Authority
SE
Sweden
Prior art keywords
metal
weld
welding
melt
water
Prior art date
Application number
SE9701239A
Other languages
English (en)
Swedish (sv)
Other versions
SE9701239D0 (sv
SE9701239L (sv
Inventor
Harvey Donald Solomon
Raymond Alan White
Robert Anthony Fusaro Jr
Original Assignee
Gen Electric
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 US08/629,290 external-priority patent/US5719369A/en
Priority claimed from US08/629,669 external-priority patent/US5710405A/en
Application filed by Gen Electric filed Critical Gen Electric
Publication of SE9701239D0 publication Critical patent/SE9701239D0/xx
Publication of SE9701239L publication Critical patent/SE9701239L/xx
Publication of SE524744C2 publication Critical patent/SE524744C2/sv

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K10/00Welding or cutting by means of a plasma
    • B23K10/02Plasma welding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K9/00Arc welding or cutting
    • B23K9/0061Underwater arc welding
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D1/00General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D9/00Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/50Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for welded joints

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Plasma & Fusion (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Arc Welding In General (AREA)
  • Heat Treatment Of Articles (AREA)
SE9701239A 1996-04-08 1997-04-04 Sätt att svetsa under vatten för att utveckla resttryckspänningar i rostfritt stål och nickelbaserade varmhållfasta legeringar samt sätt och apparat för att med denna metod reparera sprickor till följd av spänningskorrosion SE524744C2 (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/629,290 US5719369A (en) 1996-04-08 1996-04-08 Stress corrosion crack repair by plasma arc welding underwater welding
US08/629,669 US5710405A (en) 1996-04-09 1996-04-09 Method for developing residual compressive stress in stainless steel and nickel base superalloys

Publications (3)

Publication Number Publication Date
SE9701239D0 SE9701239D0 (sv) 1997-04-04
SE9701239L SE9701239L (sv) 1997-10-09
SE524744C2 true SE524744C2 (sv) 2004-09-28

Family

ID=27090896

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9701239A SE524744C2 (sv) 1996-04-08 1997-04-04 Sätt att svetsa under vatten för att utveckla resttryckspänningar i rostfritt stål och nickelbaserade varmhållfasta legeringar samt sätt och apparat för att med denna metod reparera sprickor till följd av spänningskorrosion

Country Status (3)

Country Link
JP (1) JP4317598B2 (enExample)
DE (1) DE19713701B4 (enExample)
SE (1) SE524744C2 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6255616B1 (en) * 2000-01-14 2001-07-03 General Electric Company Apparatus and methods for submerged processing of a work surface
US9101997B2 (en) * 2008-09-11 2015-08-11 Siemens Energy, Inc Asymmetric heat sink welding using a penetration enhancing compound
DE102008056983B3 (de) * 2008-11-12 2010-04-29 Tbi Industries Gmbh Unterwasserschweißsystem
DE102014105941A1 (de) 2013-05-27 2014-11-27 Scansonic Mi Gmbh Laserstrahlschweißverfahren zur Reduktion thermomechanischer Spannungen
DE102019121948B4 (de) * 2019-08-14 2023-01-26 Sauer Gmbh Vorrichtung und Verfahren zur Messung eines Pulvermassenstroms für das Pulverdüsenauftragschweißen

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3898418A (en) 1972-03-10 1975-08-05 Nat Res Inst Metals Method of welding metals under water
GB1511836A (en) 1974-06-10 1978-05-24 Boc International Ltd Underwater welding
GB1539917A (en) 1976-03-08 1979-02-07 Boc Ltd Methods of arc welding in a super-atmospheric environment
DE2942868C2 (de) 1979-10-24 1981-11-05 Blohm + Voss Ag, 2000 Hamburg Vorrichtung zum örtlichen Kühlen der Schweißzone vor und/oder noch dem jeweiligen Schweißpunkt mittels fluider und/oder gasförmiger Medien
DE3420376C2 (de) 1984-06-01 1987-03-26 MAN Gutehoffnungshütte GmbH, 4200 Oberhausen Verfahren zum Kühlen von formgeschweißten Werkstückoberflächen vor und/oder nach dem Schweißpunkt mittels eines Wasser-Luft-Gemisches und Vorrichtung zur Durchführung des Verfahrens

Also Published As

Publication number Publication date
SE9701239D0 (sv) 1997-04-04
SE9701239L (sv) 1997-10-09
DE19713701A1 (de) 1997-10-30
JPH1034374A (ja) 1998-02-10
JP4317598B2 (ja) 2009-08-19
DE19713701B4 (de) 2018-08-09

Similar Documents

Publication Publication Date Title
US5710405A (en) Method for developing residual compressive stress in stainless steel and nickel base superalloys
US5719369A (en) Stress corrosion crack repair by plasma arc welding underwater welding
KR20160039278A (ko) 컴포넌트 지지식 필러에 의한 기재의 보수
KR101791113B1 (ko) 분말형 용제 및 금속을 사용하는 초합금의 적층
JP2016511150A (ja) 超合金部品の局所修理
JP2016513200A (ja) 超合金部品の局所修理
KR20010073164A (ko) 초내열 합금 제품의 레이저 용접
Ma et al. Laser-based welding of 17-4 PH martensitic stainless steel in a tubular butt joint configuration with a built-in backing bar
WO2020263343A1 (en) Manufacturing methods for long-term stabilization in overall thermal conduction of block coolers with cast-in coolant pipes
SE524744C2 (sv) Sätt att svetsa under vatten för att utveckla resttryckspänningar i rostfritt stål och nickelbaserade varmhållfasta legeringar samt sätt och apparat för att med denna metod reparera sprickor till följd av spänningskorrosion
Ariaseta et al. Keyhole TIG welding of newly developed nickel-based superalloy VDM Alloy 780
US5705786A (en) Underwater welding
US5750954A (en) Water exclusion device for underwater welding
Meng et al. Numerical study of additional element transport in wire feed laser beam welding
Chozaki et al. Investigation of the microstructure and mechanical properties of dissimilar joints of PBF-LB/IN718 to AISI 316L by laser welding
Luskin Investigation of weldability in high-Cr Ni-base filler metals
Joshi et al. A comprehensive review of fusion welding for joining copper with stainless steel
Zhao et al. Effect of preheating on hot cracking susceptibility in pulsed laser welding of invar alloy
Divya et al. Weldability study on SS 304B4 joined using boron containing austenitic stainless steel consumable
Sorgente et al. Advancements of testing activities for development of in-bore welding tool for large feeding pipes of in-vessel components
JP4412533B2 (ja) 高ニッケル合金の応力腐食割れ改善方法及び補修方法
Abu-Aesh et al. A Proposed Mechanism of Hot-Cracking Formation During Welding Fan-Shaped Test Specimen Using Pulsed-Current Gas Tungsten Arc Welding Process
Cross Weldability of aluminum-lithium alloys: an investigation of hot tearing mechanisms
Üstündağ et al. Hybrid laserarc welding of thick-walled, closed, circumferential pipe welds
Przybylowicz Weldability evaluation of high-Cr Ni-base filler metals using the cast pin tear test