JPH0368927B2 - - Google Patents
Info
- Publication number
- JPH0368927B2 JPH0368927B2 JP1331987A JP1331987A JPH0368927B2 JP H0368927 B2 JPH0368927 B2 JP H0368927B2 JP 1331987 A JP1331987 A JP 1331987A JP 1331987 A JP1331987 A JP 1331987A JP H0368927 B2 JPH0368927 B2 JP H0368927B2
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- steel
- sec
- ultra
- cooling rate
- 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 26
- 239000010959 steel Substances 0.000 claims description 26
- 238000001816 cooling Methods 0.000 claims description 23
- 238000010438 heat treatment Methods 0.000 claims description 19
- 239000010960 cold rolled steel Substances 0.000 claims description 11
- 238000005098 hot rolling Methods 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 10
- 230000009466 transformation Effects 0.000 claims description 9
- 238000005097 cold rolling Methods 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 239000012535 impurity Substances 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims 1
- 238000000465 moulding Methods 0.000 description 11
- 239000000463 material Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000000137 annealing Methods 0.000 description 4
- 229910000734 martensite Inorganic materials 0.000 description 4
- 229910001562 pearlite Inorganic materials 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 3
- 238000005452 bending Methods 0.000 description 3
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 2
- 229910000797 Ultra-high-strength steel Inorganic materials 0.000 description 2
- 229910001566 austenite Inorganic materials 0.000 description 2
- 238000009749 continuous casting Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000000265 homogenisation Methods 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 150000001247 metal acetylides Chemical class 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000009864 tensile test Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000655 Killed steel Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910001563 bainite Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 238000010301 surface-oxidation reaction Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Landscapes
- Heat Treatment Of Steel (AREA)
- Heat Treatment Of Sheet Steel (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15718186 | 1986-07-05 | ||
| JP61-157181 | 1986-07-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63145718A JPS63145718A (ja) | 1988-06-17 |
| JPH0368927B2 true JPH0368927B2 (ru) | 1991-10-30 |
Family
ID=15643958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1331987A Granted JPS63145718A (ja) | 1986-07-05 | 1987-01-24 | 加工性の優れた超高強度冷延鋼板の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63145718A (ru) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2017363A2 (en) | 2002-06-14 | 2009-01-21 | JFE Steel Corporation | High strength cold-rolled steel sheet and method for manufacturing the same |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| HU205393B (en) * | 1988-06-22 | 1992-04-28 | Gyoergy Vizi | Process for producing corner element of steel container from hot rolled steel plate |
| JPH075970B2 (ja) * | 1989-12-18 | 1995-01-25 | 住友金属工業株式会社 | 高炭素薄鋼板の製造方法 |
| KR100573587B1 (ko) * | 2003-12-23 | 2006-04-24 | 주식회사 포스코 | 굽힘가공성이 우수한 초고강도의 제조방법 |
| EP2216422B1 (en) * | 2007-11-22 | 2012-09-12 | Kabushiki Kaisha Kobe Seiko Sho | High-strength cold-rolled steel sheet |
| CN107354385B (zh) * | 2017-07-11 | 2018-11-06 | 北京科技大学 | 一种汽车用超高强热成形钢的制备方法 |
-
1987
- 1987-01-24 JP JP1331987A patent/JPS63145718A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2017363A2 (en) | 2002-06-14 | 2009-01-21 | JFE Steel Corporation | High strength cold-rolled steel sheet and method for manufacturing the same |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63145718A (ja) | 1988-06-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |