DE2653847A1 - Stahl mit mechanisch anisotroper struktur und verfahren zu seiner herstellung - Google Patents
Stahl mit mechanisch anisotroper struktur und verfahren zu seiner herstellungInfo
- Publication number
- DE2653847A1 DE2653847A1 DE19762653847 DE2653847A DE2653847A1 DE 2653847 A1 DE2653847 A1 DE 2653847A1 DE 19762653847 DE19762653847 DE 19762653847 DE 2653847 A DE2653847 A DE 2653847A DE 2653847 A1 DE2653847 A1 DE 2653847A1
- Authority
- DE
- Germany
- Prior art keywords
- steel
- reduction
- temperature
- thickness
- transverse direction
- 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.)
- Ceased
Links
- 229910000831 Steel Inorganic materials 0.000 title claims description 47
- 239000010959 steel Substances 0.000 title claims description 47
- 238000000034 method Methods 0.000 title claims description 16
- 230000008569 process Effects 0.000 title claims description 4
- 238000004519 manufacturing process Methods 0.000 title description 3
- 230000009467 reduction Effects 0.000 claims description 11
- 238000005096 rolling process Methods 0.000 claims description 9
- 238000005098 hot rolling Methods 0.000 claims description 8
- 238000000926 separation method Methods 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 7
- 238000011282 treatment Methods 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims 3
- 239000000463 material Substances 0.000 description 8
- 229910001566 austenite Inorganic materials 0.000 description 6
- 230000007704 transition Effects 0.000 description 5
- 230000007547 defect Effects 0.000 description 4
- 230000006872 improvement Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910001563 bainite Inorganic materials 0.000 description 2
- 238000001953 recrystallisation Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 241000446313 Lamella Species 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 230000000930 thermomechanical effect Effects 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
- C21D8/0226—Hot rolling
-
- 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
- C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of manganese
-
- 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
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/002—Bainite
-
- 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
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/005—Ferrite
-
- 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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips of ferrous alloys
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Heat Treatment Of Steel (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT5245175A IT1052444B (it) | 1975-11-28 | 1975-11-28 | Processo per la produzione di acciaio strutturale meccanicamente anisotropo e acciaio cosi ottenuto |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2653847A1 true DE2653847A1 (de) | 1977-06-08 |
Family
ID=11277116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19762653847 Ceased DE2653847A1 (de) | 1975-11-28 | 1976-11-26 | Stahl mit mechanisch anisotroper struktur und verfahren zu seiner herstellung |
Country Status (5)
| Country | Link |
|---|---|
| AU (1) | AU507415B2 (enExample) |
| DE (1) | DE2653847A1 (enExample) |
| FR (1) | FR2333047A1 (enExample) |
| GB (1) | GB1532771A (enExample) |
| IT (1) | IT1052444B (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0030309A3 (en) * | 1979-12-06 | 1982-05-12 | Stahlwerke Peine-Salzgitter Ag | Hot rolled strip or plate of denitrided steel and process for its production |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54112717A (en) * | 1978-02-24 | 1979-09-03 | Nippon Steel Corp | Steel products with nitrate stress corrosion cracking resistance |
| DE3007560A1 (de) * | 1980-02-28 | 1981-09-03 | Kawasaki Steel Corp., Kobe, Hyogo | Verfahren zum herstellen von warmgewalztem blech mit niedriger streckspannung, hoher zugfestigkeit und ausgezeichnetem formaenderungsvermoegen |
| US4388122A (en) * | 1980-08-11 | 1983-06-14 | Kabushiki Kaisha Kobe Seiko Sho | Method of making high strength hot rolled steel sheet having excellent flash butt weldability, fatigue characteristic and formability |
| JPH0696742B2 (ja) * | 1987-10-29 | 1994-11-30 | 日本鋼管株式会社 | 高強度・高靭性非調質鋼の製造方法 |
-
1975
- 1975-11-28 IT IT5245175A patent/IT1052444B/it active
-
1976
- 1976-11-25 FR FR7635500A patent/FR2333047A1/fr active Granted
- 1976-11-26 DE DE19762653847 patent/DE2653847A1/de not_active Ceased
- 1976-11-26 GB GB4933176A patent/GB1532771A/en not_active Expired
- 1976-11-29 AU AU20063/76A patent/AU507415B2/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0030309A3 (en) * | 1979-12-06 | 1982-05-12 | Stahlwerke Peine-Salzgitter Ag | Hot rolled strip or plate of denitrided steel and process for its production |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2333047A1 (fr) | 1977-06-24 |
| AU2006376A (en) | 1978-06-08 |
| IT1052444B (it) | 1981-06-20 |
| GB1532771A (en) | 1978-11-22 |
| FR2333047B1 (enExample) | 1979-08-17 |
| AU507415B2 (en) | 1980-02-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8131 | Rejection |