JP6904438B2 - 鋼板およびその製造方法 - Google Patents
鋼板およびその製造方法 Download PDFInfo
- Publication number
- JP6904438B2 JP6904438B2 JP2019568801A JP2019568801A JP6904438B2 JP 6904438 B2 JP6904438 B2 JP 6904438B2 JP 2019568801 A JP2019568801 A JP 2019568801A JP 2019568801 A JP2019568801 A JP 2019568801A JP 6904438 B2 JP6904438 B2 JP 6904438B2
- Authority
- JP
- Japan
- Prior art keywords
- less
- steel
- amount
- steel sheet
- contained
- 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.)
- Active
Links
- 229910000831 Steel Inorganic materials 0.000 title claims description 83
- 239000010959 steel Substances 0.000 title claims description 83
- 238000004519 manufacturing process Methods 0.000 title claims description 13
- 239000000463 material Substances 0.000 claims description 34
- 239000000203 mixture Substances 0.000 claims description 16
- 238000005096 rolling process Methods 0.000 claims description 13
- 238000001816 cooling Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 6
- 239000012535 impurity Substances 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 2
- 230000007797 corrosion Effects 0.000 description 55
- 238000005260 corrosion Methods 0.000 description 55
- 230000000694 effects Effects 0.000 description 28
- 238000005336 cracking Methods 0.000 description 21
- 229910001566 austenite Inorganic materials 0.000 description 14
- 238000005098 hot rolling Methods 0.000 description 13
- 239000006104 solid solution Substances 0.000 description 13
- 229910052739 hydrogen Inorganic materials 0.000 description 11
- 239000001257 hydrogen Substances 0.000 description 11
- 239000002244 precipitate Substances 0.000 description 11
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 9
- 238000006243 chemical reaction Methods 0.000 description 7
- 229910052759 nickel Inorganic materials 0.000 description 6
- 238000003860 storage Methods 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 5
- 150000004767 nitrides Chemical class 0.000 description 5
- 230000009467 reduction Effects 0.000 description 5
- 229910052787 antimony Inorganic materials 0.000 description 4
- 239000010953 base metal Substances 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 230000006866 deterioration Effects 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 150000001247 metal acetylides Chemical class 0.000 description 4
- 230000000087 stabilizing effect Effects 0.000 description 4
- 229910052718 tin Inorganic materials 0.000 description 4
- 229910052721 tungsten Inorganic materials 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 3
- 150000001450 anions Chemical class 0.000 description 3
- 229910052804 chromium Inorganic materials 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 230000001771 impaired effect Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 229910052750 molybdenum Inorganic materials 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 229920006395 saturated elastomer Polymers 0.000 description 3
- 238000009628 steelmaking Methods 0.000 description 3
- 229910052719 titanium Inorganic materials 0.000 description 3
- 229910052720 vanadium Inorganic materials 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- 229910000746 Structural steel Inorganic materials 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 239000003949 liquefied natural gas Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000000877 morphologic effect Effects 0.000 description 2
- 229910052758 niobium Inorganic materials 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000013535 sea water Substances 0.000 description 2
- 238000009864 tensile test Methods 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical class [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 229940069428 antacid Drugs 0.000 description 1
- 239000003159 antacid agent Substances 0.000 description 1
- 230000001458 anti-acid effect Effects 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 229910000963 austenitic stainless steel Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000004993 emission spectroscopy Methods 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- YLRAQZINGDSCCK-UHFFFAOYSA-M methanol;tetramethylazanium;chloride Chemical compound [Cl-].OC.C[N+](C)(C)C YLRAQZINGDSCCK-UHFFFAOYSA-M 0.000 description 1
- -1 moisture Substances 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- 238000009849 vacuum degassing Methods 0.000 description 1
Classifications
-
- 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
- C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of 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
-
- 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
- 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
-
- 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
- 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
-
- 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
- C22C38/001—Ferrous alloys, e.g. steel alloys containing N
-
- 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
- C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
-
- 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
- C22C38/008—Ferrous alloys, e.g. steel alloys containing tin
-
- 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
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/20—Ferrous alloys, e.g. steel alloys containing chromium with copper
-
- 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
- C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium with molybdenum or tungsten
-
- 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
- C22C38/24—Ferrous alloys, e.g. steel alloys containing chromium with vanadium
-
- 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
- C22C38/26—Ferrous alloys, e.g. steel alloys containing chromium with niobium or tantalum
-
- 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
- C22C38/28—Ferrous alloys, e.g. steel alloys containing chromium with 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
- C22C38/32—Ferrous alloys, e.g. steel alloys containing chromium with boron
-
- 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
- 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
- C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
-
- 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
- C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Heat Treatment Of Steel (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2018/030364 WO2020035917A1 (ja) | 2018-08-15 | 2018-08-15 | 鋼板およびその製造方法 |
| JPPCT/JP2018/030364 | 2018-08-15 | ||
| PCT/JP2019/030769 WO2020036090A1 (ja) | 2018-08-15 | 2019-08-05 | 鋼板およびその製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2020036090A1 JPWO2020036090A1 (ja) | 2020-08-20 |
| JP6904438B2 true JP6904438B2 (ja) | 2021-07-14 |
Family
ID=69524810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019568801A Active JP6904438B2 (ja) | 2018-08-15 | 2019-08-05 | 鋼板およびその製造方法 |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP3825436A4 (zh) |
| JP (1) | JP6904438B2 (zh) |
| KR (1) | KR102497359B1 (zh) |
| CN (1) | CN112513309B (zh) |
| PH (1) | PH12021550314A1 (zh) |
| TW (1) | TWI702296B (zh) |
| WO (2) | WO2020035917A1 (zh) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20210388475A1 (en) * | 2018-10-25 | 2021-12-16 | Posco | Cryogenic austenitic high-manganese steel having excellent corrosion resistance, and manufacturing method therefor |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102345077B (zh) * | 2011-09-21 | 2013-10-09 | 西南石油大学 | 一种具有高强塑积的大膨胀率膨胀管用钢及其制备方法 |
| US9347121B2 (en) * | 2011-12-20 | 2016-05-24 | Ati Properties, Inc. | High strength, corrosion resistant austenitic alloys |
| CN104220617B (zh) * | 2011-12-27 | 2016-10-26 | Posco公司 | 具有优异的机械加工性并且在焊接热影响区域具有低温韧性的奥氏体钢，及其制造方法 |
| US10597760B2 (en) * | 2013-07-26 | 2020-03-24 | Nippon Steel Corporation | High-strength steel material for oil well and oil well pipes |
| KR101543916B1 (ko) * | 2013-12-25 | 2015-08-11 | 주식회사 포스코 | 표면 가공 품질이 우수한 저온용강 및 그 제조 방법 |
| JP6645103B2 (ja) | 2014-10-22 | 2020-02-12 | 日本製鉄株式会社 | 高Ｍｎ鋼材及びその製造方法 |
| JP6693217B2 (ja) * | 2015-04-02 | 2020-05-13 | 日本製鉄株式会社 | 極低温用高Ｍｎ鋼材 |
| JP6589535B2 (ja) * | 2015-10-06 | 2019-10-16 | 日本製鉄株式会社 | 低温用厚鋼板及びその製造方法 |
| WO2017111510A1 (ko) * | 2015-12-23 | 2017-06-29 | 주식회사 포스코 | 열간 가공성이 우수한 비자성 강재 및 그 제조방법 |
| JP6728779B2 (ja) * | 2016-03-03 | 2020-07-22 | 日本製鉄株式会社 | 低温用厚鋼板及びその製造方法 |
| WO2018104984A1 (ja) * | 2016-12-08 | 2018-06-14 | Ｊｆｅスチール株式会社 | 高Ｍｎ鋼板およびその製造方法 |
| EP3686306B1 (en) * | 2017-09-20 | 2024-02-28 | JFE Steel Corporation | Steel plate and method for manufacturing same |
-
2018
- 2018-08-15 WO PCT/JP2018/030364 patent/WO2020035917A1/ja active Application Filing
-
2019
- 2019-08-05 WO PCT/JP2019/030769 patent/WO2020036090A1/ja unknown
- 2019-08-05 CN CN201980051501.3A patent/CN112513309B/zh active Active
- 2019-08-05 KR KR1020217005489A patent/KR102497359B1/ko active IP Right Grant
- 2019-08-05 JP JP2019568801A patent/JP6904438B2/ja active Active
- 2019-08-05 EP EP19850397.1A patent/EP3825436A4/en active Pending
- 2019-08-13 TW TW108128695A patent/TWI702296B/zh active
-
2021
- 2021-02-11 PH PH12021550314A patent/PH12021550314A1/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020036090A1 (ja) | 2020-02-20 |
| CN112513309B (zh) | 2022-04-26 |
| EP3825436A1 (en) | 2021-05-26 |
| TW202012652A (zh) | 2020-04-01 |
| KR102497359B1 (ko) | 2023-02-08 |
| WO2020035917A1 (ja) | 2020-02-20 |
| EP3825436A4 (en) | 2021-05-26 |
| TWI702296B (zh) | 2020-08-21 |
| KR20210035867A (ko) | 2021-04-01 |
| JPWO2020036090A1 (ja) | 2020-08-20 |
| PH12021550314A1 (en) | 2021-10-11 |
| CN112513309A (zh) | 2021-03-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110050082B (zh) | 高Mn钢板及其制造方法 | |
| CN111433381B (zh) | 高Mn钢及其制造方法 | |
| JP6954475B2 (ja) | 高Ｍｎ鋼およびその製造方法 | |
| KR20200086737A (ko) | 열연 강판 및 그의 제조 방법 | |
| TWI630277B (zh) | High manganese steel plate and manufacturing method thereof | |
| CN111788325B (zh) | 高Mn钢及其制造方法 | |
| JP6760476B2 (ja) | 鋼板およびその製造方法 | |
| JP5935843B2 (ja) | スポット溶接性に優れた冷延鋼板およびその製造方法 | |
| JP6904438B2 (ja) | 鋼板およびその製造方法 | |
| JP5530255B2 (ja) | 高強度薄鋼板およびその製造方法 | |
| RU61285U1 (ru) | Пруток из нержавеющей высокопрочной стали | |
| KR20200123831A (ko) | 고Mn강 및 그의 제조 방법 | |
| TWI671409B (zh) | 鋼板及其製造方法 | |
| KR102524703B1 (ko) | 강판 및 그 제조 방법 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20191212 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20210105 |
|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20210208 |
|
| TRDD | Decision of grant or rejection written | ||
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20210525 |
|
| A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20210607 |
|
| R150 | Certificate of patent or registration of utility model |
Ref document number: 6904438 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |