JPS6112970B2 - - Google Patents
Info
- Publication number
- JPS6112970B2 JPS6112970B2 JP15773975A JP15773975A JPS6112970B2 JP S6112970 B2 JPS6112970 B2 JP S6112970B2 JP 15773975 A JP15773975 A JP 15773975A JP 15773975 A JP15773975 A JP 15773975A JP S6112970 B2 JPS6112970 B2 JP S6112970B2
- Authority
- JP
- Japan
- Prior art keywords
- strength
- steel
- toughness
- value
- quenching
- 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 36
- 239000010959 steel Substances 0.000 claims description 36
- 238000010791 quenching Methods 0.000 claims description 25
- 230000000171 quenching effect Effects 0.000 claims description 24
- 238000005496 tempering Methods 0.000 claims description 8
- 238000005336 cracking Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 238000005728 strengthening Methods 0.000 description 6
- 229910052720 vanadium Inorganic materials 0.000 description 5
- 229910052748 manganese Inorganic materials 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 229910045601 alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 229910052758 niobium Inorganic materials 0.000 description 3
- 238000000137 annealing Methods 0.000 description 2
- 238000005098 hot rolling Methods 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 229910001566 austenite Inorganic materials 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000002436 steel type Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Heat Treatment Of Strip Materials And Filament Materials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15773975A JPS5281014A (en) | 1975-12-29 | 1975-12-29 | Production of high strength steel sheets having strength above 60kg mmz |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15773975A JPS5281014A (en) | 1975-12-29 | 1975-12-29 | Production of high strength steel sheets having strength above 60kg mmz |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5281014A JPS5281014A (en) | 1977-07-07 |
| JPS6112970B2 true JPS6112970B2 (enrdf_load_stackoverflow) | 1986-04-11 |
Family
ID=15656286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15773975A Granted JPS5281014A (en) | 1975-12-29 | 1975-12-29 | Production of high strength steel sheets having strength above 60kg mmz |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5281014A (enrdf_load_stackoverflow) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5794523A (en) * | 1980-12-02 | 1982-06-12 | Kawasaki Steel Corp | Method for manufacturing extremely thick steel plate for boiler |
| JPS6254061A (ja) * | 1986-04-05 | 1987-03-09 | Hitachi Ltd | 湿り蒸気下で使用する低Ｃ−Ｃｒ−Ｍｏ鋼 |
| JPS62238356A (ja) * | 1986-04-08 | 1987-10-19 | Kobe Steel Ltd | 溶接継手靭性の良好な厚肉高張力鋼板 |
| JP4226626B2 (ja) | 2005-11-09 | 2009-02-18 | 新日本製鐵株式会社 | 音響異方性が小さく溶接性に優れる、板厚中心部も含めて降伏応力４５０ＭＰａ以上かつ引張強さ５７０ＭＰａ以上の高張力鋼板およびその製造方法 |
-
1975
- 1975-12-29 JP JP15773975A patent/JPS5281014A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5281014A (en) | 1977-07-07 |
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