JP4317598B2 - ステンレス鋼及びニッケル基超合金に残留圧縮応力を発生させる方法並びに水中溶接による応力腐食割れ補修 - Google Patents
ステンレス鋼及びニッケル基超合金に残留圧縮応力を発生させる方法並びに水中溶接による応力腐食割れ補修 Download PDFInfo
- Publication number
- JP4317598B2 JP4317598B2 JP08898197A JP8898197A JP4317598B2 JP 4317598 B2 JP4317598 B2 JP 4317598B2 JP 08898197 A JP08898197 A JP 08898197A JP 8898197 A JP8898197 A JP 8898197A JP 4317598 B2 JP4317598 B2 JP 4317598B2
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- JP
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- Prior art keywords
- metal
- molten
- weld
- molten pool
- quenching
- 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 - Lifetime
Links
- 238000003466 welding Methods 0.000 title claims description 64
- 238000000034 method Methods 0.000 title claims description 22
- 230000007797 corrosion Effects 0.000 title claims description 14
- 238000005260 corrosion Methods 0.000 title claims description 14
- 229910001220 stainless steel Inorganic materials 0.000 title claims description 4
- 239000010935 stainless steel Substances 0.000 title claims description 4
- 229910000601 superalloy Inorganic materials 0.000 title claims description 4
- 230000008439 repair process Effects 0.000 title description 5
- 239000002184 metal Substances 0.000 claims description 48
- 229910052751 metal Inorganic materials 0.000 claims description 48
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 23
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- 230000035882 stress Effects 0.000 description 84
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- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 5
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- 229910045601 alloy Inorganic materials 0.000 description 4
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- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241000169624 Casearia sylvestris Species 0.000 description 1
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- 238000002441 X-ray diffraction Methods 0.000 description 1
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
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- AHICWQREWHDHHF-UHFFFAOYSA-N chromium;cobalt;iron;manganese;methane;molybdenum;nickel;silicon;tungsten Chemical compound C.[Si].[Cr].[Mn].[Fe].[Co].[Ni].[Mo].[W] AHICWQREWHDHHF-UHFFFAOYSA-N 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
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Images
Classifications
-
- 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
- B23K10/00—Welding or cutting by means of a plasma
- B23K10/02—Plasma welding
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/0061—Underwater arc welding
-
- 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
-
- 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
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)
Applications Claiming Priority (4)
| 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 |
| US08/629290 | 1996-04-08 | ||
| US08/629669 | 1996-04-08 | ||
| 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 |
|---|---|
| JPH1034374A JPH1034374A (ja) | 1998-02-10 |
| JPH1034374A5 JPH1034374A5 (enExample) | 2005-03-10 |
| JP4317598B2 true JP4317598B2 (ja) | 2009-08-19 |
Family
ID=27090896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP08898197A Expired - Lifetime JP4317598B2 (ja) | 1996-04-08 | 1997-04-08 | ステンレス鋼及びニッケル基超合金に残留圧縮応力を発生させる方法並びに水中溶接による応力腐食割れ補修 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP4317598B2 (enExample) |
| DE (1) | DE19713701B4 (enExample) |
| SE (1) | SE524744C2 (enExample) |
Families Citing this family (5)
| 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)
| 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 |
-
1997
- 1997-04-03 DE DE19713701.6A patent/DE19713701B4/de not_active Expired - Lifetime
- 1997-04-04 SE SE9701239A patent/SE524744C2/sv unknown
- 1997-04-08 JP JP08898197A patent/JP4317598B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| SE9701239L (sv) | 1997-10-09 |
| DE19713701A1 (de) | 1997-10-30 |
| DE19713701B4 (de) | 2018-08-09 |
| SE9701239D0 (sv) | 1997-04-04 |
| JPH1034374A (ja) | 1998-02-10 |
| SE524744C2 (sv) | 2004-09-28 |
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