JPS6143413B2 - - Google Patents
Info
- Publication number
- JPS6143413B2 JPS6143413B2 JP1572981A JP1572981A JPS6143413B2 JP S6143413 B2 JPS6143413 B2 JP S6143413B2 JP 1572981 A JP1572981 A JP 1572981A JP 1572981 A JP1572981 A JP 1572981A JP S6143413 B2 JPS6143413 B2 JP S6143413B2
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- rolling
- cooling
- steel
- slab
- 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
- 238000005096 rolling process Methods 0.000 claims description 69
- 229910000831 Steel Inorganic materials 0.000 claims description 68
- 239000010959 steel Substances 0.000 claims description 68
- 238000001816 cooling Methods 0.000 claims description 52
- 238000010438 heat treatment Methods 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 10
- 238000009749 continuous casting Methods 0.000 claims description 8
- 229910052748 manganese Inorganic materials 0.000 claims description 8
- 229910052710 silicon Inorganic materials 0.000 claims description 8
- 229910052804 chromium Inorganic materials 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000012467 final product Substances 0.000 claims description 5
- 229910052750 molybdenum Inorganic materials 0.000 claims description 5
- 229910052759 nickel Inorganic materials 0.000 claims description 5
- 229910052758 niobium Inorganic materials 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 claims description 3
- 229910052720 vanadium Inorganic materials 0.000 claims description 3
- 229910052726 zirconium Inorganic materials 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 17
- 239000000463 material Substances 0.000 description 16
- 238000000034 method Methods 0.000 description 13
- 239000000203 mixture Substances 0.000 description 8
- 238000001953 recrystallisation Methods 0.000 description 6
- 230000007547 defect Effects 0.000 description 4
- 229910001566 austenite Inorganic materials 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 230000002542 deteriorative effect Effects 0.000 description 3
- 238000004881 precipitation hardening Methods 0.000 description 3
- 238000005496 tempering Methods 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 238000010583 slow cooling Methods 0.000 description 2
- 150000003568 thioethers Chemical class 0.000 description 2
- 238000005336 cracking Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method 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
- 238000005728 strengthening Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Landscapes
- Heat Treatment Of Steel (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1572981A JPS57131320A (en) | 1981-02-06 | 1981-02-06 | Production of high tensile steel plate having superior low temperature toughness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1572981A JPS57131320A (en) | 1981-02-06 | 1981-02-06 | Production of high tensile steel plate having superior low temperature toughness |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57131320A JPS57131320A (en) | 1982-08-14 |
| JPS6143413B2 true JPS6143413B2 (en]) | 1986-09-27 |
Family
ID=11896846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1572981A Granted JPS57131320A (en) | 1981-02-06 | 1981-02-06 | Production of high tensile steel plate having superior low temperature toughness |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57131320A (en]) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110106445A (zh) * | 2019-06-05 | 2019-08-09 | 上海大学 | 一种用于海洋平台铸造节点高强度高低温韧性用钢及其制备方法 |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS624821A (ja) * | 1985-06-28 | 1987-01-10 | Kawasaki Steel Corp | 低温用鋼板の製造方法 |
| KR100435445B1 (ko) * | 1996-10-22 | 2004-08-25 | 주식회사 포스코 | 극저온충격인성및내수소유기균열특성이우수한라인파이프용고장력후판의제조방법 |
| KR20030021965A (ko) * | 2001-09-10 | 2003-03-15 | 주식회사 포스코 | 극저온 충격인성이 우수한 라인파이프용 열연강판 및 그제조방법 |
-
1981
- 1981-02-06 JP JP1572981A patent/JPS57131320A/ja active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110106445A (zh) * | 2019-06-05 | 2019-08-09 | 上海大学 | 一种用于海洋平台铸造节点高强度高低温韧性用钢及其制备方法 |
| CN110106445B (zh) * | 2019-06-05 | 2021-04-16 | 上海大学 | 一种用于海洋平台铸造节点高强度高低温韧性用钢及其制备方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57131320A (en) | 1982-08-14 |
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