JPH0120210B2 - - Google Patents
Info
- Publication number
- JPH0120210B2 JPH0120210B2 JP58177701A JP17770183A JPH0120210B2 JP H0120210 B2 JPH0120210 B2 JP H0120210B2 JP 58177701 A JP58177701 A JP 58177701A JP 17770183 A JP17770183 A JP 17770183A JP H0120210 B2 JPH0120210 B2 JP H0120210B2
- Authority
- JP
- Japan
- Prior art keywords
- less
- steel
- content
- strength
- toughness
- 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 58
- 239000010959 steel Substances 0.000 claims description 58
- 238000005496 tempering Methods 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 11
- 238000005336 cracking Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 239000012535 impurity Substances 0.000 claims description 4
- 230000009466 transformation Effects 0.000 claims description 4
- 238000011282 treatment Methods 0.000 claims description 4
- 229910052804 chromium Inorganic materials 0.000 claims description 2
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 229910052742 iron Inorganic materials 0.000 claims description 2
- 229910052748 manganese Inorganic materials 0.000 claims description 2
- 229910052750 molybdenum Inorganic materials 0.000 claims description 2
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- 229910052720 vanadium Inorganic materials 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 20
- 238000010438 heat treatment Methods 0.000 description 9
- 238000001816 cooling Methods 0.000 description 7
- 238000010791 quenching Methods 0.000 description 7
- 230000000171 quenching effect Effects 0.000 description 7
- 238000005275 alloying Methods 0.000 description 5
- 229910001563 bainite Inorganic materials 0.000 description 5
- 230000007704 transition Effects 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000007423 decrease Effects 0.000 description 4
- 239000006104 solid solution Substances 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 229910001566 austenite Inorganic materials 0.000 description 2
- 239000010953 base metal Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 229910000734 martensite Inorganic materials 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 1
- 238000012733 comparative method Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
- 235000013619 trace mineral Nutrition 0.000 description 1
- 239000011573 trace mineral Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/18—Hardening; Quenching with or without subsequent tempering
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/001—Heat treatment of ferrous alloys containing Ni
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Steel (AREA)
- Heat Treatment Of Strip Materials And Filament Materials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17770183A JPS6070120A (ja) | 1983-09-26 | 1983-09-26 | 溶接性の良好な高強度高靭性鋼材の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17770183A JPS6070120A (ja) | 1983-09-26 | 1983-09-26 | 溶接性の良好な高強度高靭性鋼材の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6070120A JPS6070120A (ja) | 1985-04-20 |
| JPH0120210B2 true JPH0120210B2 (ko) | 1989-04-14 |
Family
ID=16035588
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17770183A Granted JPS6070120A (ja) | 1983-09-26 | 1983-09-26 | 溶接性の良好な高強度高靭性鋼材の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6070120A (ko) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62174321A (ja) * | 1986-01-24 | 1987-07-31 | Kobe Steel Ltd | 母材および溶接継手部の靭性の良好な８０ｋｇｆ／ｍｍ２級鋼板の製造方法 |
| WO2010038470A1 (ja) * | 2008-10-01 | 2010-04-08 | 新日本製鐵株式会社 | 母材および溶接熱影響部の低温靭性に優れかつ強度異方性の小さい鋼板およびその製造方法 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5782459A (en) * | 1980-11-10 | 1982-05-22 | Nippon Steel Corp | Steel products with superior weldability |
| JPS57210915A (en) * | 1981-06-22 | 1982-12-24 | Nippon Steel Corp | Manufacture of refined high tensile steel with high toughness |
-
1983
- 1983-09-26 JP JP17770183A patent/JPS6070120A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5782459A (en) * | 1980-11-10 | 1982-05-22 | Nippon Steel Corp | Steel products with superior weldability |
| JPS57210915A (en) * | 1981-06-22 | 1982-12-24 | Nippon Steel Corp | Manufacture of refined high tensile steel with high toughness |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6070120A (ja) | 1985-04-20 |
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