EP4159887A4 - SUPER-STRENGTH TWO-PHASE ELECTRO-GALVANIZED STEEL RESISTANT TO DELAYED CRACKING AND METHOD FOR MANUFACTURING SAME - Google Patents
SUPER-STRENGTH TWO-PHASE ELECTRO-GALVANIZED STEEL RESISTANT TO DELAYED CRACKING AND METHOD FOR MANUFACTURING SAME Download PDFInfo
- Publication number
- EP4159887A4 EP4159887A4 EP21813639.8A EP21813639A EP4159887A4 EP 4159887 A4 EP4159887 A4 EP 4159887A4 EP 21813639 A EP21813639 A EP 21813639A EP 4159887 A4 EP4159887 A4 EP 4159887A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- galvanized
- electro
- super
- manufacturing
- method therefor
- 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.)
- Pending
Links
- 229910000885 Dual-phase steel Inorganic materials 0.000 title 1
- 238000005336 cracking Methods 0.000 title 1
- 230000003111 delayed effect Effects 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
Classifications
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- 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
- 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
- C21D8/0278—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips involving a particular surface treatment
-
- 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
- C21D1/26—Methods of annealing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/16—Controlling or regulating processes or operations
-
- 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
- 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
- C21D8/021—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips involving a particular fabrication or treatment of ingot or slab
-
- 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
- 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
- C21D8/0236—Cold 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
- 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
- C21D8/0242—Flattening; Dressing; Flexing
-
- 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
- C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
-
- 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
- C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
- C21D8/0263—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment following 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
- 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
- C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
- C21D8/0273—Final recrystallisation annealing
-
- 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
- C22C38/001—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
- C22C38/02—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
- C22C38/04—Ferrous alloys, e.g. steel alloys containing 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
- C22C38/06—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
- C22C38/22—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
- C22C38/32—Ferrous alloys, e.g. steel alloys containing chromium with boron
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D3/00—Electroplating: Baths therefor
- C25D3/02—Electroplating: Baths therefor from solutions
- C25D3/22—Electroplating: Baths therefor from solutions of zinc
-
- 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
- C21D2211/004—Dispersions; Precipitations
-
- 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
- C21D2211/005—Ferrite
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Heat Treatment Of Sheet Steel (AREA)
- Coating With Molten Metal (AREA)
- Electroplating Methods And Accessories (AREA)
- Continuous Casting (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010459228.2A CN113737108A (zh) | 2020-05-27 | 2020-05-27 | 一种耐延迟开裂的电镀锌超强双相钢及其制造方法 |
PCT/CN2021/095802 WO2021238915A1 (zh) | 2020-05-27 | 2021-05-25 | 一种耐延迟开裂的电镀锌超强双相钢及其制造方法 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP4159887A1 EP4159887A1 (en) | 2023-04-05 |
EP4159887A9 EP4159887A9 (en) | 2023-06-21 |
EP4159887A4 true EP4159887A4 (en) | 2023-11-01 |
Family
ID=78722980
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP21813639.8A Pending EP4159887A4 (en) | 2020-05-27 | 2021-05-25 | SUPER-STRENGTH TWO-PHASE ELECTRO-GALVANIZED STEEL RESISTANT TO DELAYED CRACKING AND METHOD FOR MANUFACTURING SAME |
Country Status (6)
Country | Link |
---|---|
US (1) | US20230243008A1 (ja) |
EP (1) | EP4159887A4 (ja) |
JP (1) | JP2023527197A (ja) |
CN (1) | CN113737108A (ja) |
CA (1) | CA3180458A1 (ja) |
WO (1) | WO2021238915A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115125439B (zh) * | 2022-06-16 | 2023-10-31 | 唐山钢铁集团高强汽车板有限公司 | 一种锌基镀层1800Mpa级热冲压成型钢及制备方法 |
CN117286396A (zh) * | 2022-06-17 | 2023-12-26 | 宝山钢铁股份有限公司 | 一种耐氢致开裂冷轧热镀锌超高强双相钢及其制造方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20130186529A1 (en) * | 2011-05-26 | 2013-07-25 | Nippon Steel and Sumitomo Metal Corporation | Steel part for machine structural use and manufacturing method thereof |
US20190085427A1 (en) * | 2016-03-31 | 2019-03-21 | Jfe Steel Corporation | Steel sheet and plated steel sheet, method for producing hot-rolled steel sheet, method for producing cold-rolled full-hard steel sheet, method for producing heat-treated sheet, method for producing steel sheet, and method for producing plated steel sheet |
US20190211413A1 (en) * | 2016-09-30 | 2019-07-11 | Jfe Steel Corporation | High-strength coated steel sheet and method for manufacturing the same |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002044434A1 (fr) | 2000-11-28 | 2002-06-06 | Kawasaki Steel Corporation | Tole d'acier laminee a froid presentant une resistance elevee a la traction du type structure composite |
JP4510488B2 (ja) * | 2004-03-11 | 2010-07-21 | 新日本製鐵株式会社 | 成形性および穴拡げ性に優れた溶融亜鉛めっき複合高強度鋼板およびその製造方法 |
JP4998708B2 (ja) * | 2007-02-26 | 2012-08-15 | Jfeスチール株式会社 | 材質異方性が小さく、耐疲労亀裂伝播特性に優れた鋼材およびその製造方法 |
JP5668337B2 (ja) * | 2010-06-30 | 2015-02-12 | Jfeスチール株式会社 | 延性及び耐遅れ破壊特性に優れる超高強度冷延鋼板およびその製造方法 |
JP6533528B2 (ja) * | 2014-04-15 | 2019-06-19 | ティッセンクルップ スチール ヨーロッパ アクチェンゲゼルシャフトThyssenKrupp Steel Europe AG | 高降伏強度を備えた冷間圧延平鋼製品の製造方法及び冷延平鋼製品 |
MX2016016129A (es) * | 2014-06-06 | 2017-03-28 | Arcelormittal | Hoja de acero galvanizada multifasica de alta resistencia, metodo de produccion y uso. |
EP3214199B1 (en) | 2014-10-30 | 2019-06-12 | JFE Steel Corporation | High-strength steel sheet, high-strength hot-dip galvanized steel sheet, high-strength hot-dip aluminum-coated steel sheet, and high-strength electrogalvanized steel sheet, and methods for manufacturing same |
JP5958666B1 (ja) * | 2014-12-22 | 2016-08-02 | Jfeスチール株式会社 | 高強度溶融亜鉛めっき鋼板およびその製造方法 |
CN106282790B (zh) | 2016-08-17 | 2018-04-03 | 马钢(集团)控股有限公司 | 一种电镀锌用超深冲冷轧钢板及其生产方法 |
CN108396220A (zh) * | 2017-02-05 | 2018-08-14 | 鞍钢股份有限公司 | 一种高强高韧性镀锌钢板及其制造方法 |
CN108977726B (zh) * | 2017-05-31 | 2020-07-28 | 宝山钢铁股份有限公司 | 一种抗延迟开裂的马氏体超高强度冷轧钢带及其制造方法 |
CN109207867A (zh) * | 2017-06-29 | 2019-01-15 | 宝山钢铁股份有限公司 | 一种冷轧退火双相钢、钢板及其制造方法 |
CN107761006B (zh) * | 2017-10-23 | 2019-12-03 | 攀钢集团攀枝花钢铁研究院有限公司 | 低碳热镀锌超高强双相钢及其制备方法 |
CN108374118A (zh) * | 2018-03-15 | 2018-08-07 | 鞍钢蒂森克虏伯汽车钢有限公司 | 一种具有易于成型特性的热镀锌双相钢板及其制造方法 |
CN108441763B (zh) * | 2018-03-23 | 2019-11-19 | 马钢(集团)控股有限公司 | 一种抗拉强度1000MPa级冷轧热浸镀锌高强钢及其制备方法 |
CN110331341B (zh) * | 2019-08-21 | 2021-05-11 | 攀钢集团攀枝花钢铁研究院有限公司 | 高成型性能高强度热镀锌双相钢及其生产方法 |
-
2020
- 2020-05-27 CN CN202010459228.2A patent/CN113737108A/zh active Pending
-
2021
- 2021-05-25 JP JP2022572382A patent/JP2023527197A/ja active Pending
- 2021-05-25 EP EP21813639.8A patent/EP4159887A4/en active Pending
- 2021-05-25 US US17/927,771 patent/US20230243008A1/en active Pending
- 2021-05-25 WO PCT/CN2021/095802 patent/WO2021238915A1/zh unknown
- 2021-05-25 CA CA3180458A patent/CA3180458A1/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20130186529A1 (en) * | 2011-05-26 | 2013-07-25 | Nippon Steel and Sumitomo Metal Corporation | Steel part for machine structural use and manufacturing method thereof |
US20190085427A1 (en) * | 2016-03-31 | 2019-03-21 | Jfe Steel Corporation | Steel sheet and plated steel sheet, method for producing hot-rolled steel sheet, method for producing cold-rolled full-hard steel sheet, method for producing heat-treated sheet, method for producing steel sheet, and method for producing plated steel sheet |
US20190211413A1 (en) * | 2016-09-30 | 2019-07-11 | Jfe Steel Corporation | High-strength coated steel sheet and method for manufacturing the same |
Also Published As
Publication number | Publication date |
---|---|
WO2021238915A1 (zh) | 2021-12-02 |
JP2023527197A (ja) | 2023-06-27 |
CA3180458A1 (en) | 2021-12-02 |
US20230243008A1 (en) | 2023-08-03 |
EP4159887A9 (en) | 2023-06-21 |
EP4159887A1 (en) | 2023-04-05 |
CN113737108A (zh) | 2021-12-03 |
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