JPS6142766B2 - - Google Patents
Info
- Publication number
- JPS6142766B2 JPS6142766B2 JP15524679A JP15524679A JPS6142766B2 JP S6142766 B2 JPS6142766 B2 JP S6142766B2 JP 15524679 A JP15524679 A JP 15524679A JP 15524679 A JP15524679 A JP 15524679A JP S6142766 B2 JPS6142766 B2 JP S6142766B2
- Authority
- JP
- Japan
- Prior art keywords
- less
- temperature
- rolling
- hot
- hot rolling
- 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 41
- 239000010959 steel Substances 0.000 claims description 41
- 238000005098 hot rolling Methods 0.000 claims description 29
- 238000005096 rolling process Methods 0.000 claims description 25
- 229910001566 austenite Inorganic materials 0.000 claims description 23
- 238000000137 annealing Methods 0.000 claims description 17
- 229910000859 α-Fe Inorganic materials 0.000 claims description 17
- 239000002131 composite material Substances 0.000 claims description 16
- 238000004519 manufacturing process Methods 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 15
- 230000001186 cumulative effect Effects 0.000 claims description 13
- 238000004804 winding Methods 0.000 claims description 13
- 239000010960 cold rolled steel Substances 0.000 claims description 10
- 238000005097 cold rolling Methods 0.000 claims description 6
- 229910052748 manganese Inorganic materials 0.000 claims description 4
- 229910052750 molybdenum Inorganic materials 0.000 claims description 4
- 229910052684 Cerium Inorganic materials 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 8
- 239000012535 impurity Substances 0.000 claims 4
- 229910052742 iron Inorganic materials 0.000 claims 4
- 239000000463 material Substances 0.000 description 16
- 230000000694 effects Effects 0.000 description 11
- 230000009466 transformation Effects 0.000 description 9
- 239000000203 mixture Substances 0.000 description 7
- 238000005275 alloying Methods 0.000 description 6
- 238000001816 cooling Methods 0.000 description 6
- 229910052719 titanium Inorganic materials 0.000 description 6
- 229910052720 vanadium Inorganic materials 0.000 description 6
- 229910052726 zirconium Inorganic materials 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 4
- 229910052758 niobium Inorganic materials 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 238000005728 strengthening Methods 0.000 description 4
- 229910001563 bainite Inorganic materials 0.000 description 3
- 229910052804 chromium Inorganic materials 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 3
- 229910000734 martensite Inorganic materials 0.000 description 3
- 238000001953 recrystallisation Methods 0.000 description 3
- 239000000523 sample Substances 0.000 description 3
- 229910001567 cementite Inorganic materials 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- KSOKAHYVTMZFBJ-UHFFFAOYSA-N iron;methane Chemical compound C.[Fe].[Fe].[Fe] KSOKAHYVTMZFBJ-UHFFFAOYSA-N 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 229910001562 pearlite Inorganic materials 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 238000010583 slow cooling Methods 0.000 description 2
- 239000006104 solid solution Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 229910002796 Si–Al Inorganic materials 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 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
- 150000001875 compounds Chemical class 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 238000005482 strain hardening Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000002195 synergetic effect Effects 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 |
|---|---|---|---|
| JP15524679A JPS5677333A (en) | 1979-11-29 | 1979-11-29 | Production of composite structure type high ductility high strength cold-rolled steel plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15524679A JPS5677333A (en) | 1979-11-29 | 1979-11-29 | Production of composite structure type high ductility high strength cold-rolled steel plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5677333A JPS5677333A (en) | 1981-06-25 |
| JPS6142766B2 true JPS6142766B2 (fr) | 1986-09-24 |
Family
ID=15601718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15524679A Granted JPS5677333A (en) | 1979-11-29 | 1979-11-29 | Production of composite structure type high ductility high strength cold-rolled steel plate |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5677333A (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100496565B1 (ko) * | 2000-12-20 | 2005-06-23 | 주식회사 포스코 | 연성이 우수한 고강도 냉연강판의 제조방법 |
| JP4051999B2 (ja) | 2001-06-19 | 2008-02-27 | Ｊｆｅスチール株式会社 | 形状凍結性と成形後の耐久疲労特性に優れた高張力熱延鋼板およびその製造方法 |
| CN102534369B (zh) * | 2012-01-13 | 2013-05-01 | 北京科技大学 | 一种石油天然气开采用n80钢级膨胀管的制备方法 |
-
1979
- 1979-11-29 JP JP15524679A patent/JPS5677333A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5677333A (en) | 1981-06-25 |
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