DE3911104C1 - - Google Patents
Info
- Publication number
- DE3911104C1 DE3911104C1 DE3911104A DE3911104A DE3911104C1 DE 3911104 C1 DE3911104 C1 DE 3911104C1 DE 3911104 A DE3911104 A DE 3911104A DE 3911104 A DE3911104 A DE 3911104A DE 3911104 C1 DE3911104 C1 DE 3911104C1
- Authority
- DE
- Germany
- Prior art keywords
- max
- steel
- steels
- production
- exhaust systems
- 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 - Fee Related
Links
- 229910000831 Steel Inorganic materials 0.000 claims description 55
- 239000010959 steel Substances 0.000 claims description 55
- 239000000463 material Substances 0.000 claims description 20
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 18
- 229910052758 niobium Inorganic materials 0.000 claims description 12
- 239000010955 niobium Substances 0.000 claims description 12
- 229910052726 zirconium Inorganic materials 0.000 claims description 12
- 230000007797 corrosion Effects 0.000 claims description 11
- 238000005260 corrosion Methods 0.000 claims description 11
- 239000010936 titanium Substances 0.000 claims description 11
- 229910052719 titanium Inorganic materials 0.000 claims description 11
- 229910052742 iron Inorganic materials 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 9
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 7
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims description 7
- 229910052757 nitrogen Inorganic materials 0.000 claims description 7
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 6
- 238000002485 combustion reaction Methods 0.000 claims description 5
- 239000012535 impurity Substances 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- 230000003197 catalytic effect Effects 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 229910052804 chromium Inorganic materials 0.000 description 12
- 239000011651 chromium Substances 0.000 description 12
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 8
- 239000003054 catalyst Substances 0.000 description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 238000000137 annealing Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 229910052759 nickel Inorganic materials 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 238000007792 addition Methods 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000001953 recrystallisation Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910000669 Chrome steel Inorganic materials 0.000 description 1
- 206010011416 Croup infectious Diseases 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005097 cold rolling Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 238000010310 metallurgical process Methods 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000002436 steel type Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- 238000003856 thermoforming Methods 0.000 description 1
- 238000009489 vacuum treatment Methods 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
- C22C38/28—Ferrous alloys, e.g. steel alloys containing chromium with titanium or zirconium
-
- 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
- C22C38/26—Ferrous alloys, e.g. steel alloys containing chromium with niobium or tantalum
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Sheet Steel (AREA)
- Exhaust Silencers (AREA)
- Catalysts (AREA)
- Heat Treatment Of Steel (AREA)
- Arc Welding In General (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3911104A DE3911104C1 (enrdf_load_stackoverflow) | 1989-04-06 | 1989-04-06 | |
| ES199090103396T ES2041454T3 (es) | 1989-04-06 | 1990-02-22 | Utilizacion de un acero resistente al calor para elementos de construccion resistentes a la corrosion, tales como instalaciones de gas de escape. |
| EP90103396A EP0391054B1 (de) | 1989-04-06 | 1990-02-22 | Verwendung eines hitzebeständigen Stahls für korrosionsbeständige Bauteile |
| DE9090103396T DE59001337D1 (de) | 1989-04-06 | 1990-02-22 | Verwendung eines hitzebestaendigen stahls fuer korrosionsbestaendige bauteile. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3911104A DE3911104C1 (enrdf_load_stackoverflow) | 1989-04-06 | 1989-04-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE3911104C1 true DE3911104C1 (enrdf_load_stackoverflow) | 1990-11-29 |
Family
ID=6377972
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE3911104A Expired - Fee Related DE3911104C1 (enrdf_load_stackoverflow) | 1989-04-06 | 1989-04-06 | |
| DE9090103396T Expired - Fee Related DE59001337D1 (de) | 1989-04-06 | 1990-02-22 | Verwendung eines hitzebestaendigen stahls fuer korrosionsbestaendige bauteile. |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE9090103396T Expired - Fee Related DE59001337D1 (de) | 1989-04-06 | 1990-02-22 | Verwendung eines hitzebestaendigen stahls fuer korrosionsbestaendige bauteile. |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP0391054B1 (enrdf_load_stackoverflow) |
| DE (2) | DE3911104C1 (enrdf_load_stackoverflow) |
| ES (1) | ES2041454T3 (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4421874C1 (de) * | 1994-06-23 | 1995-05-24 | Daimler Benz Ag | Stahlblechgehäuse für eine Abgasanlage einer Brennkraftmaschine |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0593776B1 (en) * | 1992-04-09 | 2001-08-16 | Nippon Steel Corporation | Ferritic stainless steel with excellent high-temperature salt injury resistance and high-temperature strength |
| FR2744137B1 (fr) * | 1996-01-25 | 1998-04-24 | Ecia Equip Composants Ind Auto | Utilisation d'un acier inoxydable ferritique pour la fabrication par hydroformage d'un soufflet deformable elastiquement et soufflet obtenu |
| FR2798394B1 (fr) | 1999-09-09 | 2001-10-26 | Ugine Sa | Acier ferritique a 14% de chrome stabilise au niobium et son utilisation dans le domaine de l'automobile |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3139358A (en) * | 1961-06-14 | 1964-06-30 | Allegheny Ludlum Steel | Method of preventing ribbing and roping |
| DE2750623C2 (de) * | 1976-11-12 | 1984-09-20 | Nippon Stainless Steel Co., Ltd., Tokyo | Verwendung eines ferritischen Edelstahls für Abgasentgiftungsanlagen bei Automobilen |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2192185A1 (en) * | 1972-07-07 | 1974-02-08 | Nippon Steel Corp | Weldable heat-resistant alloy steels - resisting automobile waste gases, and contg aluminium, chromium, titanium, opt zirconium |
| US4261739A (en) * | 1979-08-06 | 1981-04-14 | Armco Inc. | Ferritic steel alloy with improved high temperature properties |
| FR2589482B1 (fr) * | 1985-11-05 | 1987-11-27 | Ugine Gueugnon Sa | Tole ou bande en acier ferritique inoxydable, en particulier pour systemes d'echappement |
| US4834808A (en) * | 1987-09-08 | 1989-05-30 | Allegheny Ludlum Corporation | Producing a weldable, ferritic stainless steel strip |
-
1989
- 1989-04-06 DE DE3911104A patent/DE3911104C1/de not_active Expired - Fee Related
-
1990
- 1990-02-22 EP EP90103396A patent/EP0391054B1/de not_active Revoked
- 1990-02-22 ES ES199090103396T patent/ES2041454T3/es not_active Expired - Lifetime
- 1990-02-22 DE DE9090103396T patent/DE59001337D1/de not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3139358A (en) * | 1961-06-14 | 1964-06-30 | Allegheny Ludlum Steel | Method of preventing ribbing and roping |
| DE2750623C2 (de) * | 1976-11-12 | 1984-09-20 | Nippon Stainless Steel Co., Ltd., Tokyo | Verwendung eines ferritischen Edelstahls für Abgasentgiftungsanlagen bei Automobilen |
Non-Patent Citations (1)
| Title |
|---|
| Stahl-Eisen-Liste, 1981, Nr. 1.4878, 1.4828 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4421874C1 (de) * | 1994-06-23 | 1995-05-24 | Daimler Benz Ag | Stahlblechgehäuse für eine Abgasanlage einer Brennkraftmaschine |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0391054B1 (de) | 1993-05-05 |
| ES2041454T3 (es) | 1993-11-16 |
| EP0391054A1 (de) | 1990-10-10 |
| DE59001337D1 (de) | 1993-06-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8100 | Publication of the examined application without publication of unexamined application | ||
| D1 | Grant (no unexamined application published) patent law 81 | ||
| 8363 | Opposition against the patent | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: KRUPP HOESCH STAHL AG, 44145 DORTMUND, DE |
|
| 8365 | Fully valid after opposition proceedings | ||
| 8339 | Ceased/non-payment of the annual fee |