KR20170103905A - 항복비와 가공성이 우수한 초고강도 강판 - Google Patents
항복비와 가공성이 우수한 초고강도 강판 Download PDFInfo
- Publication number
- KR20170103905A KR20170103905A KR1020177022118A KR20177022118A KR20170103905A KR 20170103905 A KR20170103905 A KR 20170103905A KR 1020177022118 A KR1020177022118 A KR 1020177022118A KR 20177022118 A KR20177022118 A KR 20177022118A KR 20170103905 A KR20170103905 A KR 20170103905A
- Authority
- KR
- South Korea
- Prior art keywords
- steel sheet
- less
- yield ratio
- workability
- high strength
- Prior art date
Links
- 229910000797 Ultra-high-strength steel Inorganic materials 0.000 title abstract description 14
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 65
- 239000010959 steel Substances 0.000 claims abstract description 65
- 229910001566 austenite Inorganic materials 0.000 claims abstract description 40
- 229910000734 martensite Inorganic materials 0.000 claims abstract description 24
- 239000000203 mixture Substances 0.000 claims abstract description 13
- 239000012535 impurity Substances 0.000 claims abstract description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 5
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 5
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 5
- 229910052742 iron Inorganic materials 0.000 claims abstract description 4
- 229910052748 manganese Inorganic materials 0.000 abstract description 6
- 229910052799 carbon Inorganic materials 0.000 abstract description 4
- 239000011572 manganese Substances 0.000 description 51
- 230000000717 retained effect Effects 0.000 description 23
- 238000000137 annealing Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000001816 cooling Methods 0.000 description 5
- 238000005098 hot rolling Methods 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 4
- 238000005496 tempering Methods 0.000 description 4
- 229910000859 α-Fe Inorganic materials 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 229910001335 Galvanized steel Inorganic materials 0.000 description 2
- 229910001035 Soft ferrite Inorganic materials 0.000 description 2
- 239000010960 cold rolled steel Substances 0.000 description 2
- 239000008397 galvanized steel Substances 0.000 description 2
- 230000005251 gamma ray Effects 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 239000006104 solid solution Substances 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 229910001563 bainite Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000004453 electron probe microanalysis Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910001562 pearlite Inorganic materials 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000004078 waterproofing 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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
-
- 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
-
- 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
- C21D6/002—Heat treatment of ferrous alloys containing Cr
-
- 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
- C21D6/005—Heat treatment of ferrous alloys containing Mn
-
- 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
- C21D6/008—Heat treatment of ferrous alloys containing Si
-
- 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
- C21D8/0205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips of ferrous alloys
-
- 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
- C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
- C21D8/0226—Hot rolling
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron
-
- 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
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/001—Austenite
-
- 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
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/002—Bainite
-
- 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
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/008—Martensite
-
- 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
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/009—Pearlite
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Heat Treatment Of Sheet Steel (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015026736A JP2016148098A (ja) | 2015-02-13 | 2015-02-13 | 降伏比と加工性に優れた超高強度鋼板 |
| JPJP-P-2015-026736 | 2015-02-13 | ||
| PCT/JP2016/053640 WO2016129548A1 (fr) | 2015-02-13 | 2016-02-08 | Tôle d'acier à ultra-haute résistance présentant un module d'élasticité et une aptitude au façonnage excellents |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20170103905A true KR20170103905A (ko) | 2017-09-13 |
Family
ID=56615325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020177022118A KR20170103905A (ko) | 2015-02-13 | 2016-02-08 | 항복비와 가공성이 우수한 초고강도 강판 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20190032166A1 (fr) |
| JP (1) | JP2016148098A (fr) |
| KR (1) | KR20170103905A (fr) |
| CN (1) | CN107208227A (fr) |
| MX (1) | MX2017010270A (fr) |
| WO (1) | WO2016129548A1 (fr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102250333B1 (ko) * | 2019-12-09 | 2021-05-10 | 현대제철 주식회사 | 초고강도 냉연강판 및 이의 제조방법 |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7014138B2 (ja) | 2018-11-26 | 2022-02-01 | 三菱電機株式会社 | 半導体装置 |
| CN110284064B (zh) * | 2019-07-18 | 2021-08-31 | 西华大学 | 一种高强度含硼钢及其制备方法 |
| CN111910129B (zh) * | 2020-08-12 | 2022-01-11 | 宝武集团鄂城钢铁有限公司 | 一种极低屈强比1200MPa级超高强度厚钢板及其生产方法 |
| MX2023009349A (es) * | 2021-03-25 | 2023-08-17 | Nippon Steel Corp | Lamina de acero. |
| CN113092255A (zh) * | 2021-04-07 | 2021-07-09 | 大唐锅炉压力容器检验中心有限公司 | 一种评估耐热钢安全性的方法和系统 |
| US20240287636A1 (en) * | 2021-06-11 | 2024-08-29 | Jfe Steel Corporation | High strength steel sheet and method for manufacturing the same |
| CN115725893B (zh) * | 2021-08-25 | 2024-03-08 | 宝山钢铁股份有限公司 | 一种1300MPa级工程机械用超高强钢及其生产方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010032428A1 (fr) * | 2008-09-17 | 2010-03-25 | 新日本製鐵株式会社 | Tôle d'acier à haute résistance et son procédé de fabrication |
| WO2010055609A1 (fr) * | 2008-11-11 | 2010-05-20 | 新日本製鐵株式会社 | Tôle d'acier épaisse présentant une résistance élevée et son procédé de fabrication |
| JP5423072B2 (ja) * | 2009-03-16 | 2014-02-19 | Ｊｆｅスチール株式会社 | 曲げ加工性および耐遅れ破壊特性に優れる高強度冷延鋼板およびその製造方法 |
| JP5667472B2 (ja) * | 2011-03-02 | 2015-02-12 | 株式会社神戸製鋼所 | 室温および温間での深絞り性に優れた高強度鋼板およびその温間加工方法 |
| ES2755414T3 (es) * | 2011-07-29 | 2020-04-22 | Nippon Steel Corp | Lámina de acero de alta resistencia excelente en resistencia al impacto y método de fabricación de la misma, y lámina de acero galvanizado de alta resistencia y método de fabricación de la misma |
| JP4919367B1 (ja) * | 2011-08-02 | 2012-04-18 | 株式会社シンクロン | 炭化珪素薄膜の成膜方法 |
-
2015
- 2015-02-13 JP JP2015026736A patent/JP2016148098A/ja not_active Ceased
-
2016
- 2016-02-08 KR KR1020177022118A patent/KR20170103905A/ko not_active Application Discontinuation
- 2016-02-08 US US15/550,180 patent/US20190032166A1/en not_active Abandoned
- 2016-02-08 WO PCT/JP2016/053640 patent/WO2016129548A1/fr active Application Filing
- 2016-02-08 MX MX2017010270A patent/MX2017010270A/es unknown
- 2016-02-08 CN CN201680009463.1A patent/CN107208227A/zh active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102250333B1 (ko) * | 2019-12-09 | 2021-05-10 | 현대제철 주식회사 | 초고강도 냉연강판 및 이의 제조방법 |
| WO2021117989A1 (fr) * | 2019-12-09 | 2021-06-17 | 현대제철 주식회사 | Tôle d'acier laminée à froid à résistance ultra-élevée et son procédé de fabrication |
| CN113825854A (zh) * | 2019-12-09 | 2021-12-21 | 现代制铁株式会社 | 具有超高强度的冷轧钢板及其制造方法 |
| CN113825854B (zh) * | 2019-12-09 | 2023-03-10 | 现代制铁株式会社 | 具有超高强度的冷轧钢板及其制造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| MX2017010270A (es) | 2017-11-28 |
| US20190032166A1 (en) | 2019-01-31 |
| JP2016148098A (ja) | 2016-08-18 |
| CN107208227A (zh) | 2017-09-26 |
| WO2016129548A1 (fr) | 2016-08-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A201 | Request for examination | ||
| E902 | Notification of reason for refusal | ||
| E601 | Decision to refuse application |