JPS638164B2 - - Google Patents
Info
- Publication number
- JPS638164B2 JPS638164B2 JP54121011A JP12101179A JPS638164B2 JP S638164 B2 JPS638164 B2 JP S638164B2 JP 54121011 A JP54121011 A JP 54121011A JP 12101179 A JP12101179 A JP 12101179A JP S638164 B2 JPS638164 B2 JP S638164B2
- Authority
- JP
- Japan
- Prior art keywords
- less
- point
- temperature
- strength
- ductility
- 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
Links
- 229910000831 Steel Inorganic materials 0.000 claims description 49
- 239000010959 steel Substances 0.000 claims description 49
- 229910000859 α-Fe Inorganic materials 0.000 claims description 39
- 238000000034 method Methods 0.000 claims description 27
- 238000001816 cooling Methods 0.000 claims description 25
- 238000000137 annealing Methods 0.000 claims description 21
- 238000005098 hot rolling Methods 0.000 claims description 18
- 239000013078 crystal Substances 0.000 claims description 11
- 229910052748 manganese Inorganic materials 0.000 claims description 10
- 229910052804 chromium Inorganic materials 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 230000008569 process Effects 0.000 claims description 7
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- 238000005097 cold rolling Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 229910052758 niobium Inorganic materials 0.000 claims description 2
- 229910052720 vanadium Inorganic materials 0.000 claims description 2
- 239000004615 ingredient Substances 0.000 claims 1
- 239000002131 composite material Substances 0.000 description 26
- 229910001566 austenite Inorganic materials 0.000 description 25
- 239000006104 solid solution Substances 0.000 description 7
- 230000009466 transformation Effects 0.000 description 7
- 238000004804 winding Methods 0.000 description 7
- 238000005275 alloying Methods 0.000 description 6
- 230000007423 decrease Effects 0.000 description 6
- 229910000734 martensite Inorganic materials 0.000 description 6
- 229910052799 carbon Inorganic materials 0.000 description 5
- 229910001562 pearlite Inorganic materials 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000000717 retained effect Effects 0.000 description 4
- 238000005728 strengthening Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 229910052750 molybdenum Inorganic materials 0.000 description 3
- 238000010791 quenching Methods 0.000 description 3
- 230000000171 quenching effect Effects 0.000 description 3
- 229910001035 Soft ferrite Inorganic materials 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 229910001563 bainite Inorganic materials 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000009749 continuous casting Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 238000010899 nucleation Methods 0.000 description 2
- 230000006911 nucleation Effects 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 229910052761 rare earth metal Inorganic materials 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 238000010301 surface-oxidation reaction Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241000282342 Martes americana Species 0.000 description 1
- 238000003483 aging Methods 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 229910052745 lead Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 229910052726 zirconium Inorganic materials 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Steel (AREA)
- Heat Treatment Of Sheet Steel (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12101179A JPS5644723A (en) | 1979-09-20 | 1979-09-20 | Manufacture of high tensile strength steel sheet having excellent workability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12101179A JPS5644723A (en) | 1979-09-20 | 1979-09-20 | Manufacture of high tensile strength steel sheet having excellent workability |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5644723A JPS5644723A (en) | 1981-04-24 |
| JPS638164B2 true JPS638164B2 (fr) | 1988-02-22 |
Family
ID=14800581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12101179A Granted JPS5644723A (en) | 1979-09-20 | 1979-09-20 | Manufacture of high tensile strength steel sheet having excellent workability |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5644723A (fr) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5839736A (ja) * | 1981-09-01 | 1983-03-08 | Kobe Steel Ltd | 複合組織型高張力冷延鋼板の製造方法 |
| US4578124A (en) * | 1984-01-20 | 1986-03-25 | Kabushiki Kaisha Kobe Seiko Sho | High strength low carbon steels, steel articles thereof and method for manufacturing the steels |
| US5074926A (en) * | 1989-11-16 | 1991-12-24 | Kawasaki Steel Corp. | High tensile cold rolled steel sheet and high tensile hot dip galvanized steel sheet having improved stretch flanging property and process for producing same |
| JP3406094B2 (ja) * | 1994-11-10 | 2003-05-12 | 株式会社神戸製鋼所 | 耐水素脆化特性にすぐれる超高強度薄鋼板の製造方法 |
| EP3318652B1 (fr) | 2015-06-30 | 2021-05-26 | Nippon Steel Corporation | Tôle d'acier laminée à froid de haute résistance, tôle d'acier galvanisée de haute résistance et tôle d'acier recuite après galvanisation de haute résistance |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5097514A (fr) * | 1973-12-29 | 1975-08-02 | ||
| JPS5098419A (fr) * | 1973-12-30 | 1975-08-05 | ||
| JPS5178734A (en) * | 1974-12-28 | 1976-07-08 | Kobe Steel Ltd | Kokyodoreienkobanno seizoho |
| JPS54114425A (en) * | 1978-02-27 | 1979-09-06 | Kawasaki Steel Co | Production of low yield point high tensile steel plate with excellent processability |
| JPS54114426A (en) * | 1978-02-27 | 1979-09-06 | Kawasaki Steel Co | Production of low yield point high tensile steel plate with excellent processability |
| JPS54163719A (en) * | 1978-06-16 | 1979-12-26 | Nippon Steel Corp | Production of high tensile strength * low yield ratio and high extensibility composite textured steel panel with excellent workability |
-
1979
- 1979-09-20 JP JP12101179A patent/JPS5644723A/ja active Granted
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5097514A (fr) * | 1973-12-29 | 1975-08-02 | ||
| JPS5098419A (fr) * | 1973-12-30 | 1975-08-05 | ||
| JPS5178734A (en) * | 1974-12-28 | 1976-07-08 | Kobe Steel Ltd | Kokyodoreienkobanno seizoho |
| JPS54114425A (en) * | 1978-02-27 | 1979-09-06 | Kawasaki Steel Co | Production of low yield point high tensile steel plate with excellent processability |
| JPS54114426A (en) * | 1978-02-27 | 1979-09-06 | Kawasaki Steel Co | Production of low yield point high tensile steel plate with excellent processability |
| JPS54163719A (en) * | 1978-06-16 | 1979-12-26 | Nippon Steel Corp | Production of high tensile strength * low yield ratio and high extensibility composite textured steel panel with excellent workability |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5644723A (en) | 1981-04-24 |
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