JPH0233768B2 - - Google Patents
Info
- Publication number
- JPH0233768B2 JPH0233768B2 JP60160746A JP16074685A JPH0233768B2 JP H0233768 B2 JPH0233768 B2 JP H0233768B2 JP 60160746 A JP60160746 A JP 60160746A JP 16074685 A JP16074685 A JP 16074685A JP H0233768 B2 JPH0233768 B2 JP H0233768B2
- Authority
- JP
- Japan
- Prior art keywords
- phase
- steel
- temperature
- ferrite
- cold working
- 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 - Lifetime
Links
- 229910000831 Steel Inorganic materials 0.000 claims description 96
- 239000010959 steel Substances 0.000 claims description 96
- 239000000463 material Substances 0.000 claims description 50
- 238000010438 heat treatment Methods 0.000 claims description 40
- 229910000859 α-Fe Inorganic materials 0.000 claims description 37
- 229910000734 martensite Inorganic materials 0.000 claims description 35
- 238000005482 strain hardening Methods 0.000 claims description 34
- 239000002131 composite material Substances 0.000 claims description 22
- 230000009466 transformation Effects 0.000 claims description 20
- 229910001563 bainite Inorganic materials 0.000 claims description 17
- 238000004519 manufacturing process Methods 0.000 claims description 17
- 238000001953 recrystallisation Methods 0.000 claims description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 239000012535 impurity Substances 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 229910052748 manganese Inorganic materials 0.000 claims description 3
- 229910052719 titanium Inorganic materials 0.000 claims description 3
- 229910052720 vanadium Inorganic materials 0.000 claims description 3
- 229910001566 austenite Inorganic materials 0.000 description 39
- 238000001816 cooling Methods 0.000 description 32
- 239000002245 particle Substances 0.000 description 28
- 238000000034 method Methods 0.000 description 27
- 239000000203 mixture Substances 0.000 description 13
- 239000000126 substance Substances 0.000 description 10
- 229910001562 pearlite Inorganic materials 0.000 description 8
- 239000010960 cold rolled steel Substances 0.000 description 5
- 238000000137 annealing Methods 0.000 description 4
- 238000005097 cold rolling Methods 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 238000005491 wire drawing Methods 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005098 hot rolling Methods 0.000 description 3
- 230000000717 retained effect Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 239000006104 solid solution Substances 0.000 description 2
- 229910052684 Cerium Inorganic materials 0.000 description 1
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 229910001567 cementite Inorganic materials 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 238000004581 coalescence Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000005261 decarburization Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- KSOKAHYVTMZFBJ-UHFFFAOYSA-N iron;methane Chemical compound C.[Fe].[Fe].[Fe] KSOKAHYVTMZFBJ-UHFFFAOYSA-N 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 229910001568 polygonal ferrite Inorganic materials 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000010583 slow cooling Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Heat Treatment Of Steel (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16074685A JPS6220820A (ja) | 1985-07-20 | 1985-07-20 | 高強度高延性鋼帯の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16074685A JPS6220820A (ja) | 1985-07-20 | 1985-07-20 | 高強度高延性鋼帯の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6220820A JPS6220820A (ja) | 1987-01-29 |
| JPH0233768B2 true JPH0233768B2 (de) | 1990-07-30 |
Family
ID=15721559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16074685A Granted JPS6220820A (ja) | 1985-07-20 | 1985-07-20 | 高強度高延性鋼帯の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6220820A (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63282240A (ja) * | 1987-05-12 | 1988-11-18 | Nippon Steel Corp | 疲労特性のすぐれた高張力熱延鋼板 |
| JPS6487717A (en) * | 1987-09-30 | 1989-03-31 | Nippon Steel Corp | Production of high tensile bolt |
| EP0585843A3 (en) * | 1992-08-28 | 1996-06-26 | Toyota Motor Co Ltd | High-formability steel plate with a great potential for strength enhancement by high-density energy treatment |
| JP2008025863A (ja) * | 2006-07-18 | 2008-02-07 | Showa Denko Kk | 圧延素板 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60160747A (ja) * | 1984-01-31 | 1985-08-22 | Fujitsu Ltd | 複数ト−クン送信方式 |
-
1985
- 1985-07-20 JP JP16074685A patent/JPS6220820A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60160747A (ja) * | 1984-01-31 | 1985-08-22 | Fujitsu Ltd | 複数ト−クン送信方式 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6220820A (ja) | 1987-01-29 |
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