JPS6239230B2 - - Google Patents
Info
- Publication number
- JPS6239230B2 JPS6239230B2 JP3944283A JP3944283A JPS6239230B2 JP S6239230 B2 JPS6239230 B2 JP S6239230B2 JP 3944283 A JP3944283 A JP 3944283A JP 3944283 A JP3944283 A JP 3944283A JP S6239230 B2 JPS6239230 B2 JP S6239230B2
- Authority
- JP
- Japan
- Prior art keywords
- steel
- ferrite
- rolling
- transformation
- 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 55
- 239000010959 steel Substances 0.000 claims description 55
- 229910000859 α-Fe Inorganic materials 0.000 claims description 39
- 229910000734 martensite Inorganic materials 0.000 claims description 7
- 239000013078 crystal Substances 0.000 claims description 5
- 229910001563 bainite Inorganic materials 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 description 38
- 230000009467 reduction Effects 0.000 description 30
- 230000009466 transformation Effects 0.000 description 29
- 238000001816 cooling Methods 0.000 description 20
- 238000012545 processing Methods 0.000 description 17
- 229910001566 austenite Inorganic materials 0.000 description 12
- 230000001186 cumulative effect Effects 0.000 description 11
- 239000000463 material Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 239000004615 ingredient Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000010791 quenching Methods 0.000 description 4
- 230000000171 quenching effect Effects 0.000 description 4
- 238000007796 conventional method Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000005098 hot rolling Methods 0.000 description 3
- 150000001247 metal acetylides Chemical class 0.000 description 3
- 230000029052 metamorphosis Effects 0.000 description 3
- 238000005191 phase separation Methods 0.000 description 3
- 229910000975 Carbon steel Inorganic materials 0.000 description 2
- 229910000885 Dual-phase steel Inorganic materials 0.000 description 2
- 239000010962 carbon steel Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 241000446313 Lamella Species 0.000 description 1
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000001000 micrograph Methods 0.000 description 1
- 229910001562 pearlite Inorganic materials 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000010583 slow cooling Methods 0.000 description 1
- 238000005482 strain hardening Methods 0.000 description 1
- 239000011882 ultra-fine particle Substances 0.000 description 1
Landscapes
- Heat Treatment Of Steel (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3944283A JPS59166651A (ja) | 1983-03-10 | 1983-03-10 | 超細粒フェライト相と焼入相の二相組織からなる二相高張力熱延鋼板 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3944283A JPS59166651A (ja) | 1983-03-10 | 1983-03-10 | 超細粒フェライト相と焼入相の二相組織からなる二相高張力熱延鋼板 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59166651A JPS59166651A (ja) | 1984-09-20 |
| JPS6239230B2 true JPS6239230B2 (ko) | 1987-08-21 |
Family
ID=12553124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3944283A Granted JPS59166651A (ja) | 1983-03-10 | 1983-03-10 | 超細粒フェライト相と焼入相の二相組織からなる二相高張力熱延鋼板 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59166651A (ko) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2540282B2 (ja) * | 1993-07-28 | 1996-10-02 | 日本冶金工業株式会社 | 超塑性２相ステンレス鋼 |
| JP2540283B2 (ja) * | 1993-07-28 | 1996-10-02 | 日本冶金工業株式会社 | 超塑性２相ステンレス鋼 |
| KR100498214B1 (ko) * | 1997-09-11 | 2005-07-01 | 제이에프이 스틸 가부시키가이샤 | 초미세 입자를 함유하는 가공용 열간 압연 강판과 이의 제조방법, 및 냉간 압연 강판의 제조 방법 |
| US7117925B2 (en) * | 2000-09-29 | 2006-10-10 | Nucor Corporation | Production of thin steel strip |
| KR100934089B1 (ko) | 2002-12-23 | 2009-12-24 | 주식회사 포스코 | 복합조직 열연강판 제조방법 |
| CN100357474C (zh) * | 2006-02-17 | 2007-12-26 | 东北大学 | 一种抗拉强度600MPa级双相钢板及制造方法 |
| ITRM20060262A1 (it) * | 2006-05-17 | 2007-11-18 | Ct Sviluppo Materiali Spa | Procedimento per la produzione di nastri di acciaio al carbonio a grano fine e nastri cosi ottenibili |
| JP5765411B2 (ja) * | 2013-12-12 | 2015-08-19 | 新日鐵住金株式会社 | 冷延鋼板の製造方法 |
| JP5708775B2 (ja) * | 2013-12-12 | 2015-04-30 | 新日鐵住金株式会社 | 構造部材 |
| CN104878287A (zh) * | 2015-06-12 | 2015-09-02 | 武汉钢铁(集团)公司 | 具有低成本且热轧高性能宽厚钢板及其的制造方法 |
-
1983
- 1983-03-10 JP JP3944283A patent/JPS59166651A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59166651A (ja) | 1984-09-20 |
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