JPH0137455B2 - - Google Patents
Info
- Publication number
- JPH0137455B2 JPH0137455B2 JP10366680A JP10366680A JPH0137455B2 JP H0137455 B2 JPH0137455 B2 JP H0137455B2 JP 10366680 A JP10366680 A JP 10366680A JP 10366680 A JP10366680 A JP 10366680A JP H0137455 B2 JPH0137455 B2 JP H0137455B2
- Authority
- JP
- Japan
- Prior art keywords
- steel
- hot
- rolling
- temperature
- less
- 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
- 238000005096 rolling process Methods 0.000 claims description 28
- 238000005246 galvanizing Methods 0.000 claims description 13
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 238000001816 cooling Methods 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 4
- 229910052698 phosphorus Inorganic materials 0.000 claims description 3
- 229910052717 sulfur Inorganic materials 0.000 claims description 3
- 238000000034 method Methods 0.000 description 18
- 230000032683 aging Effects 0.000 description 14
- 238000005098 hot rolling Methods 0.000 description 13
- 238000007747 plating Methods 0.000 description 12
- 238000000137 annealing Methods 0.000 description 9
- 229910001335 Galvanized steel Inorganic materials 0.000 description 8
- 239000008397 galvanized steel Substances 0.000 description 8
- 238000005097 cold rolling Methods 0.000 description 7
- 229910052799 carbon Inorganic materials 0.000 description 5
- 230000003679 aging effect Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000001953 recrystallisation Methods 0.000 description 4
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 3
- 238000007664 blowing Methods 0.000 description 3
- 239000010960 cold rolled steel Substances 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 3
- 238000007872 degassing Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 2
- 238000005275 alloying Methods 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000009749 continuous casting Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 238000005554 pickling Methods 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000006104 solid solution Substances 0.000 description 2
- 238000004381 surface treatment Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910001327 Rimmed steel Inorganic materials 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000005261 decarburization Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002436 steel type Substances 0.000 description 1
- 239000013077 target material Substances 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
- C23C2/06—Zinc or cadmium or alloys based thereon
-
- 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
- C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
- C21D8/0421—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the working steps
- C21D8/0436—Cold rolling
-
- 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
- C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
- C21D8/0447—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the heat treatment
- C21D8/0473—Final recrystallisation annealing
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Sheet Steel (AREA)
- Coating With Molten Metal (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10366680A JPS5729555A (en) | 1980-07-30 | 1980-07-30 | Nonageing molten zinc plated steel plate with excellent moldability and preparation thereof |
| EP81302325A EP0041354B2 (en) | 1980-05-31 | 1981-05-27 | Method for producing cold rolled steel sheets having a noticeably excellent formability |
| DE8181302325T DE3166285D1 (en) | 1980-05-31 | 1981-05-27 | Method for producing cold rolled steel sheets having a noticeably excellent formability |
| US06/267,930 US4368084A (en) | 1980-05-31 | 1981-05-28 | Method for producing cold rolled steel sheets having a noticeably excellent formability |
| CA000378519A CA1186602A (en) | 1980-05-31 | 1981-05-28 | Method for producing cold rolled steel sheets having a noticeably excellent formability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10366680A JPS5729555A (en) | 1980-07-30 | 1980-07-30 | Nonageing molten zinc plated steel plate with excellent moldability and preparation thereof |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8452785A Division JPS6112858A (ja) | 1985-04-22 | 1985-04-22 | 成形性の極めて優れた非時効性溶融亜鉛めつき鋼板 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5729555A JPS5729555A (en) | 1982-02-17 |
| JPH0137455B2 true JPH0137455B2 (US20080293856A1-20081127-C00150.png) | 1989-08-07 |
Family
ID=14360103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10366680A Granted JPS5729555A (en) | 1980-05-31 | 1980-07-30 | Nonageing molten zinc plated steel plate with excellent moldability and preparation thereof |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5729555A (US20080293856A1-20081127-C00150.png) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6045689B2 (ja) * | 1982-02-19 | 1985-10-11 | 川崎製鉄株式会社 | プレス成形性にすぐれた冷延鋼板の製造方法 |
| JPS59107029A (ja) * | 1982-12-08 | 1984-06-21 | Nippon Steel Corp | 良加工性溶融メツキ鋼板の製造法 |
| JPS60224758A (ja) * | 1984-04-20 | 1985-11-09 | Nippon Steel Corp | 加工性と表面処理特性の優れた鋼板 |
| JPS61110749A (ja) * | 1984-11-05 | 1986-05-29 | Nippon Kokan Kk <Nkk> | 加工性の優れた軟質熱延鋼板の製造方法 |
| JPH0670254B2 (ja) * | 1988-07-22 | 1994-09-07 | 川崎製鉄株式会社 | 深絞り性に優れた溶融亜鉛めっき鋼板の製造方法 |
| CN109385502B (zh) * | 2018-11-08 | 2021-05-25 | 攀钢集团攀枝花钢钒有限公司 | 控制热轧酸洗汽车结构用钢成品卷边部起皮缺陷的方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5943976B2 (ja) * | 1980-05-31 | 1984-10-25 | 川崎製鉄株式会社 | 成形性の極めて優れた非時効性冷延鋼板の製造方法 |
-
1980
- 1980-07-30 JP JP10366680A patent/JPS5729555A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5729555A (en) | 1982-02-17 |
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