JPS59143027A - 延性および加工性の良好な高強度鋼板の製造方法 - Google Patents
延性および加工性の良好な高強度鋼板の製造方法Info
- Publication number
- JPS59143027A JPS59143027A JP58018310A JP1831083A JPS59143027A JP S59143027 A JPS59143027 A JP S59143027A JP 58018310 A JP58018310 A JP 58018310A JP 1831083 A JP1831083 A JP 1831083A JP S59143027 A JPS59143027 A JP S59143027A
- Authority
- JP
- Japan
- Prior art keywords
- steel plate
- temperature
- soaking
- transformation point
- cooling
- 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.)
- Granted
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 53
- 239000010959 steel Substances 0.000 title claims abstract description 53
- 238000004519 manufacturing process Methods 0.000 title claims description 17
- 238000010438 heat treatment Methods 0.000 claims abstract description 51
- 238000001816 cooling Methods 0.000 claims abstract description 49
- 230000009466 transformation Effects 0.000 claims abstract description 43
- 238000002791 soaking Methods 0.000 claims abstract description 41
- 229910052748 manganese Inorganic materials 0.000 claims abstract description 9
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 8
- 229910052720 vanadium Inorganic materials 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 claims description 7
- 229910052796 boron Inorganic materials 0.000 claims description 6
- 239000012535 impurity Substances 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 2
- 229910052750 molybdenum Inorganic materials 0.000 abstract description 5
- 229910052758 niobium Inorganic materials 0.000 abstract description 5
- 229910052804 chromium Inorganic materials 0.000 abstract description 3
- 238000000137 annealing Methods 0.000 description 19
- 230000000694 effects Effects 0.000 description 11
- 239000000203 mixture Substances 0.000 description 9
- 229910000859 α-Fe Inorganic materials 0.000 description 9
- 229910001566 austenite Inorganic materials 0.000 description 8
- 229910001563 bainite Inorganic materials 0.000 description 6
- 238000005452 bending Methods 0.000 description 6
- 238000002474 experimental method Methods 0.000 description 6
- 239000000523 sample Substances 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000001953 recrystallisation Methods 0.000 description 5
- 230000007423 decrease Effects 0.000 description 4
- 229910000734 martensite Inorganic materials 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 238000009864 tensile test Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 238000005728 strengthening Methods 0.000 description 3
- 239000010960 cold rolled steel Substances 0.000 description 2
- 238000005097 cold rolling Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 230000002542 deteriorative effect Effects 0.000 description 2
- 238000005098 hot rolling Methods 0.000 description 2
- 238000001000 micrograph Methods 0.000 description 2
- 238000005204 segregation Methods 0.000 description 2
- 239000006104 solid solution Substances 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 230000029052 metamorphosis Effects 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000010301 surface-oxidation reaction Methods 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 238000004804 winding Methods 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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
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 Sheet Steel (AREA)
- Heat Treatment Of Strip Materials And Filament Materials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58018310A JPS59143027A (ja) | 1983-02-07 | 1983-02-07 | 延性および加工性の良好な高強度鋼板の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58018310A JPS59143027A (ja) | 1983-02-07 | 1983-02-07 | 延性および加工性の良好な高強度鋼板の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59143027A true JPS59143027A (ja) | 1984-08-16 |
| JPH0312131B2 JPH0312131B2 (enrdf_load_stackoverflow) | 1991-02-19 |
Family
ID=11968036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58018310A Granted JPS59143027A (ja) | 1983-02-07 | 1983-02-07 | 延性および加工性の良好な高強度鋼板の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59143027A (enrdf_load_stackoverflow) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60152655A (ja) * | 1984-01-20 | 1985-08-10 | Kobe Steel Ltd | 強加工性のすぐれた高強度低炭素鋼材 |
| JPS60152654A (ja) * | 1984-01-20 | 1985-08-10 | Kobe Steel Ltd | 耐水素割れ特性にすぐれた高強度高延靭性鋼材の製造方法 |
| JPS6156264A (ja) * | 1984-08-24 | 1986-03-20 | Kobe Steel Ltd | 高強度高延性極細鋼線 |
| JPS6250436A (ja) * | 1985-08-29 | 1987-03-05 | Kobe Steel Ltd | 冷間伸線性にすぐれた低炭素鋼線材 |
| 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 |
| WO1994000615A1 (en) * | 1992-06-22 | 1994-01-06 | Nippon Steel Corporation | Cold-rolled steel plate having excellent baking hardenability, non-cold-ageing characteristics and moldability, and molten zinc-plated cold-rolled steel plate and method of manufacturing the same |
| JPH0657376A (ja) * | 1992-08-11 | 1994-03-01 | Kobe Steel Ltd | 加工性の良好な７３０Ｎ／ｍｍ２以上の強度を有する高強度熱延鋼板とその製造方法 |
| WO1994005823A1 (en) * | 1992-08-31 | 1994-03-17 | Nippon Steel Corporation | Cold-rolled sheet and hot-galvanized, cold-rolled sheet, both excellent in bake hardening, cold nonaging and forming properties, and process for producing the same |
| US5690755A (en) * | 1992-08-31 | 1997-11-25 | Nippon Steel Corporation | Cold-rolled steel sheet and hot-dip galvanized cold-rolled steel sheet having excellent bake hardenability, non-aging properties at room temperature and good formability and process for producing the same |
| JP2005314793A (ja) * | 2004-03-31 | 2005-11-10 | Jfe Steel Kk | 高剛性高強度薄鋼板およびその製造方法 |
| JP2005314792A (ja) * | 2004-03-31 | 2005-11-10 | Jfe Steel Kk | 高剛性高強度薄鋼板およびその製造方法 |
| JP2008174825A (ja) * | 2007-01-22 | 2008-07-31 | Jfe Steel Kk | 高強度鋼板および高強度めっき鋼板の製造方法 |
| JP2015503676A (ja) * | 2011-12-28 | 2015-02-02 | ポスコ | 靭性及び溶接性に優れた耐摩耗鋼 |
-
1983
- 1983-02-07 JP JP58018310A patent/JPS59143027A/ja active Granted
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60152654A (ja) * | 1984-01-20 | 1985-08-10 | Kobe Steel Ltd | 耐水素割れ特性にすぐれた高強度高延靭性鋼材の製造方法 |
| JPS60152655A (ja) * | 1984-01-20 | 1985-08-10 | Kobe Steel Ltd | 強加工性のすぐれた高強度低炭素鋼材 |
| JPS6156264A (ja) * | 1984-08-24 | 1986-03-20 | Kobe Steel Ltd | 高強度高延性極細鋼線 |
| JPS6250436A (ja) * | 1985-08-29 | 1987-03-05 | Kobe Steel Ltd | 冷間伸線性にすぐれた低炭素鋼線材 |
| 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 |
| US5470403A (en) * | 1992-06-22 | 1995-11-28 | Nippon Steel Corporation | Cold rolled steel sheet and hot dip zinc-coated cold rolled steel sheet having excellent bake hardenability, non-aging properties and formability, and process for producing same |
| WO1994000615A1 (en) * | 1992-06-22 | 1994-01-06 | Nippon Steel Corporation | Cold-rolled steel plate having excellent baking hardenability, non-cold-ageing characteristics and moldability, and molten zinc-plated cold-rolled steel plate and method of manufacturing the same |
| JPH0657376A (ja) * | 1992-08-11 | 1994-03-01 | Kobe Steel Ltd | 加工性の良好な７３０Ｎ／ｍｍ２以上の強度を有する高強度熱延鋼板とその製造方法 |
| WO1994005823A1 (en) * | 1992-08-31 | 1994-03-17 | Nippon Steel Corporation | Cold-rolled sheet and hot-galvanized, cold-rolled sheet, both excellent in bake hardening, cold nonaging and forming properties, and process for producing the same |
| US5690755A (en) * | 1992-08-31 | 1997-11-25 | Nippon Steel Corporation | Cold-rolled steel sheet and hot-dip galvanized cold-rolled steel sheet having excellent bake hardenability, non-aging properties at room temperature and good formability and process for producing the same |
| JP2005314793A (ja) * | 2004-03-31 | 2005-11-10 | Jfe Steel Kk | 高剛性高強度薄鋼板およびその製造方法 |
| JP2005314792A (ja) * | 2004-03-31 | 2005-11-10 | Jfe Steel Kk | 高剛性高強度薄鋼板およびその製造方法 |
| JP2008174825A (ja) * | 2007-01-22 | 2008-07-31 | Jfe Steel Kk | 高強度鋼板および高強度めっき鋼板の製造方法 |
| JP2015503676A (ja) * | 2011-12-28 | 2015-02-02 | ポスコ | 靭性及び溶接性に優れた耐摩耗鋼 |
| US9708698B2 (en) | 2011-12-28 | 2017-07-18 | Posco | Wear resistant steel having excellent toughness and weldability |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0312131B2 (enrdf_load_stackoverflow) | 1991-02-19 |
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