DE69620722T2 - Hochfester wärmebeständiger austenitischer Stahl mit verbesserter Schweissbarkeit - Google Patents
Hochfester wärmebeständiger austenitischer Stahl mit verbesserter SchweissbarkeitInfo
- Publication number
- DE69620722T2 DE69620722T2 DE1996620722 DE69620722T DE69620722T2 DE 69620722 T2 DE69620722 T2 DE 69620722T2 DE 1996620722 DE1996620722 DE 1996620722 DE 69620722 T DE69620722 T DE 69620722T DE 69620722 T2 DE69620722 T2 DE 69620722T2
- Authority
- DE
- Germany
- Prior art keywords
- steels
- amount
- content
- weldability
- steel
- 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
- 229910000831 Steel Inorganic materials 0.000 title claims description 46
- 239000010959 steel Substances 0.000 title claims description 46
- 239000012535 impurity Substances 0.000 claims description 4
- 238000005260 corrosion Methods 0.000 description 14
- 230000007797 corrosion Effects 0.000 description 14
- 230000000052 comparative effect Effects 0.000 description 13
- 229910052721 tungsten Inorganic materials 0.000 description 11
- 229910052758 niobium Inorganic materials 0.000 description 9
- 229910052750 molybdenum Inorganic materials 0.000 description 7
- 229910052799 carbon Inorganic materials 0.000 description 6
- 239000006104 solid solution Substances 0.000 description 5
- 238000003466 welding Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 238000005728 strengthening Methods 0.000 description 4
- 230000002195 synergetic effect Effects 0.000 description 4
- 238000005275 alloying Methods 0.000 description 3
- 229910001566 austenite Inorganic materials 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 230000007774 longterm Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 150000004767 nitrides Chemical class 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910001068 laves phase Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 229910052720 vanadium Inorganic materials 0.000 description 2
- 239000007832 Na2SO4 Substances 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000002301 combined effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910000765 intermetallic Inorganic materials 0.000 description 1
- 229910000360 iron(III) sulfate Inorganic materials 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical group [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 description 1
- 229910052939 potassium sulfate Inorganic materials 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000004580 weight loss Effects 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Steel (AREA)
- Arc Welding In General (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP33234195 | 1995-12-20 | ||
| JP13541296A JP3388998B2 (ja) | 1995-12-20 | 1996-05-29 | 溶接性に優れた高強度オーステナイト系耐熱鋼 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE69620722D1 DE69620722D1 (de) | 2002-05-23 |
| DE69620722T2 true DE69620722T2 (de) | 2002-12-05 |
Family
ID=26469269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE1996620722 Expired - Lifetime DE69620722T2 (de) | 1995-12-20 | 1996-12-19 | Hochfester wärmebeständiger austenitischer Stahl mit verbesserter Schweissbarkeit |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP0780483B1 (ja) |
| JP (1) | JP3388998B2 (ja) |
| DE (1) | DE69620722T2 (ja) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4523696B2 (ja) * | 2000-04-18 | 2010-08-11 | 新日本製鐵株式会社 | 高温強度に優れたオーステナイト系耐熱鋼用ｔｉｇ溶接材料 |
| DE10063117A1 (de) * | 2000-12-18 | 2003-06-18 | Alstom Switzerland Ltd | Umwandlungskontrollierter Nitrid-ausscheidungshärtender Vergütungsstahl |
| JP3838216B2 (ja) * | 2003-04-25 | 2006-10-25 | 住友金属工業株式会社 | オーステナイト系ステンレス鋼 |
| KR101586590B1 (ko) * | 2011-07-06 | 2016-01-18 | 신닛테츠스미킨 카부시키카이샤 | 오스테나이트강 용접 조인트 |
| JP5661001B2 (ja) * | 2011-08-23 | 2015-01-28 | 山陽特殊製鋼株式会社 | 時効後靭性に優れた高強度オーステナイト系耐熱鋼 |
| JP5794945B2 (ja) * | 2012-03-30 | 2015-10-14 | 新日鐵住金ステンレス株式会社 | 耐熱オーステナイト系ステンレス鋼板 |
| WO2016195106A1 (ja) | 2015-06-05 | 2016-12-08 | 新日鐵住金株式会社 | オーステナイトステンレス鋼 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB617194A (en) * | 1945-06-13 | 1949-02-02 | Haynes Stellite Co | Alloys for high temperature use |
| LU52783A1 (ja) * | 1966-01-13 | 1967-03-10 | ||
| BE715586A (ja) * | 1967-06-07 | 1968-10-16 | Ugine Kuhlmann | |
| JPH0694583B2 (ja) * | 1984-10-03 | 1994-11-24 | 株式会社東芝 | 耐熱オーステナイト鋳鋼 |
-
1996
- 1996-05-29 JP JP13541296A patent/JP3388998B2/ja not_active Expired - Fee Related
- 1996-12-19 EP EP19960120536 patent/EP0780483B1/en not_active Expired - Lifetime
- 1996-12-19 DE DE1996620722 patent/DE69620722T2/de not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE69620722D1 (de) | 2002-05-23 |
| EP0780483A1 (en) | 1997-06-25 |
| JPH09228003A (ja) | 1997-09-02 |
| EP0780483B1 (en) | 2002-04-17 |
| JP3388998B2 (ja) | 2003-03-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition | ||
| R082 | Change of representative |
Ref document number: 780483 Country of ref document: EP Representative=s name: VOSSIUS & PARTNER, DE |