JPH02428B2 - - Google Patents
Info
- Publication number
- JPH02428B2 JPH02428B2 JP55110829A JP11082980A JPH02428B2 JP H02428 B2 JPH02428 B2 JP H02428B2 JP 55110829 A JP55110829 A JP 55110829A JP 11082980 A JP11082980 A JP 11082980A JP H02428 B2 JPH02428 B2 JP H02428B2
- Authority
- JP
- Japan
- Prior art keywords
- bainite
- steel
- hot
- strength
- area ratio
- 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 34
- 239000010959 steel Substances 0.000 claims description 34
- 229910001563 bainite Inorganic materials 0.000 claims description 27
- 239000002131 composite material Substances 0.000 claims description 9
- 229910001568 polygonal ferrite Inorganic materials 0.000 claims description 5
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
- 238000003466 welding Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 7
- 230000007423 decrease Effects 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 238000005098 hot rolling Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000005728 strengthening Methods 0.000 description 3
- 229910000859 α-Fe Inorganic materials 0.000 description 3
- 239000010953 base metal Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 229910000734 martensite Inorganic materials 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910001562 pearlite Inorganic materials 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000009864 tensile test Methods 0.000 description 2
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000005261 decarburization Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 150000003568 thioethers Chemical class 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11082980A JPS5735663A (en) | 1980-08-11 | 1980-08-11 | Hot rolled steel plate for rim of wheel |
| US06/289,280 US4388122A (en) | 1980-08-11 | 1981-08-03 | Method of making high strength hot rolled steel sheet having excellent flash butt weldability, fatigue characteristic and formability |
| FR8115477A FR2488285B1 (el) | 1980-08-11 | 1981-08-10 | |
| CA000383604A CA1183431A (en) | 1980-08-11 | 1981-08-11 | High strength hot rolled steel sheet having excellent flash butt weldability, fatigue characteristic and formability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11082980A JPS5735663A (en) | 1980-08-11 | 1980-08-11 | Hot rolled steel plate for rim of wheel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5735663A JPS5735663A (en) | 1982-02-26 |
| JPH02428B2 true JPH02428B2 (el) | 1990-01-08 |
Family
ID=14545707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11082980A Granted JPS5735663A (en) | 1980-08-11 | 1980-08-11 | Hot rolled steel plate for rim of wheel |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5735663A (el) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57101649A (en) * | 1980-12-15 | 1982-06-24 | Kobe Steel Ltd | Hot rolled steel plate for wheel disc |
| JP2576857B2 (ja) * | 1986-05-02 | 1997-01-29 | 大同特殊鋼 株式会社 | 高強度非調質強靭鋼 |
| JP2563164B2 (ja) * | 1986-05-06 | 1996-12-11 | 大同特殊鋼 株式会社 | 高強度非調質強靭鋼 |
| JP2783809B2 (ja) * | 1988-06-28 | 1998-08-06 | 川崎製鉄株式会社 | 冷間加工性および溶接性に優れた引張り強さが５５▲ｋｇ▼ｆ／▲ｍｍ▼▲上２▼以上の高張力熱延鋼帯 |
| US8110292B2 (en) * | 2008-04-07 | 2012-02-07 | Nippon Steel Corporation | High strength steel plate, steel pipe with excellent low temperature toughness, and method of production of same |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS541226A (en) * | 1977-06-06 | 1979-01-08 | Nippon Steel Corp | Method of producing high tension steel plate with small separation and low yield rate |
| JPS5534659A (en) * | 1978-08-31 | 1980-03-11 | Kawasaki Steel Corp | Manufacture of high tensile steel sheet with superior cold workability |
-
1980
- 1980-08-11 JP JP11082980A patent/JPS5735663A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS541226A (en) * | 1977-06-06 | 1979-01-08 | Nippon Steel Corp | Method of producing high tension steel plate with small separation and low yield rate |
| JPS5534659A (en) * | 1978-08-31 | 1980-03-11 | Kawasaki Steel Corp | Manufacture of high tensile steel sheet with superior cold workability |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5735663A (en) | 1982-02-26 |
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