EP3847284C0 - Hot-rolled flat steel product and method for the production thereof - Google Patents
Hot-rolled flat steel product and method for the production thereofInfo
- Publication number
- EP3847284C0 EP3847284C0 EP18773945.3A EP18773945A EP3847284C0 EP 3847284 C0 EP3847284 C0 EP 3847284C0 EP 18773945 A EP18773945 A EP 18773945A EP 3847284 C0 EP3847284 C0 EP 3847284C0
- Authority
- EP
- European Patent Office
- Prior art keywords
- hot
- production
- flat steel
- steel product
- rolled flat
- 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.)
- Active
Links
- 229910000831 Steel Inorganic materials 0.000 title 1
- 239000010959 steel Substances 0.000 title 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
- C22C38/001—Ferrous alloys, e.g. steel alloys containing N
-
- 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
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
-
- 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
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
-
- 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
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
-
- 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
- C22C38/24—Ferrous alloys, e.g. steel alloys containing chromium with vanadium
-
- 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
-
- 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
- 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
- C21D2211/004—Dispersions; Precipitations
-
- 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
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/009—Pearlite
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 Sheet Steel (AREA)
- Heat Treatment Of Steel (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/EP2018/074005 WO2020048599A1 (en) | 2018-09-06 | 2018-09-06 | Hot-rolled flat steel product and method for the production thereof |
Publications (3)
Publication Number | Publication Date |
---|---|
EP3847284A1 EP3847284A1 (en) | 2021-07-14 |
EP3847284B1 EP3847284B1 (en) | 2023-08-16 |
EP3847284C0 true EP3847284C0 (en) | 2023-08-16 |
Family
ID=63683133
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP18773945.3A Active EP3847284B1 (en) | 2018-09-06 | 2018-09-06 | Hot-rolled flat steel product and method for the production thereof |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP3847284B1 (en) |
WO (1) | WO2020048599A1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102021105357A1 (en) | 2021-03-05 | 2022-09-08 | Thyssenkrupp Steel Europe Ag | Cold-rolled flat steel product and method for its manufacture |
DE102022121780A1 (en) | 2022-08-29 | 2024-02-29 | Thyssenkrupp Steel Europe Ag | Process for producing a cold-rolled flat steel product |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3294699B2 (en) * | 1993-12-30 | 2002-06-24 | 株式会社神戸製鋼所 | Manufacturing method of high-strength and high-strength steel sheet with excellent perforated corrosion resistance |
KR100486753B1 (en) | 2000-10-31 | 2005-05-03 | 제이에프이 스틸 가부시키가이샤 | High tensile hot rolled steel sheet and method for production thereof |
JP5903883B2 (en) | 2011-12-27 | 2016-04-13 | Jfeスチール株式会社 | High-strength hot-rolled steel sheet for plating with excellent corrosion resistance and its manufacturing method |
-
2018
- 2018-09-06 WO PCT/EP2018/074005 patent/WO2020048599A1/en unknown
- 2018-09-06 EP EP18773945.3A patent/EP3847284B1/en active Active
Also Published As
Publication number | Publication date |
---|---|
EP3847284B1 (en) | 2023-08-16 |
EP3847284A1 (en) | 2021-07-14 |
WO2020048599A1 (en) | 2020-03-12 |
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Inventor name: FECHTE-HEINEN, RAINER Inventor name: THIESSEN, RICHARD G. Inventor name: WINZER, NICHOLAS |
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