UA129224C2 - Високоміцний холоднокатаний і відпалений оцинкований сталевий лист і спосіб його виготовлення - Google Patents
Високоміцний холоднокатаний і відпалений оцинкований сталевий лист і спосіб його виготовлення Download PDFInfo
- Publication number
- UA129224C2 UA129224C2 UAA202203413A UAA202203413A UA129224C2 UA 129224 C2 UA129224 C2 UA 129224C2 UA A202203413 A UAA202203413 A UA A202203413A UA A202203413 A UAA202203413 A UA A202203413A UA 129224 C2 UA129224 C2 UA 129224C2
- Authority
- UA
- Ukraine
- Prior art keywords
- steel sheet
- temperature
- annealing
- rolled
- cold
- Prior art date
Links
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
-
- 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
- C21D8/0247—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
- 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
- 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
- C22C38/02—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
- C22C38/22—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
- C22C38/26—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
- C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of manganese
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
- C23C2/06—Zinc or cadmium or alloys based thereon
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
- C23G1/08—Iron or steel
-
- 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
- C21D2211/005—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)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Heat Treatment Of Sheet Steel (AREA)
- Coating With Molten Metal (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/IB2020/051750 WO2021176249A1 (fr) | 2020-03-02 | 2020-03-02 | Tôle d'acier laminée à froid à haute résistance et recuite après galvanisation et son procédé de fabrication |
| PCT/IB2021/050994 WO2021176285A1 (fr) | 2020-03-02 | 2021-02-08 | Tôle d'acier laminée à froid à résistance élevée et recuite après galvanisation et son procédé de fabrication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| UA129224C2 true UA129224C2 (uk) | 2025-02-12 |
Family
ID=69770986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| UAA202203413A UA129224C2 (uk) | 2020-03-02 | 2021-02-08 | Високоміцний холоднокатаний і відпалений оцинкований сталевий лист і спосіб його виготовлення |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US20230141248A1 (fr) |
| EP (1) | EP4114994B1 (fr) |
| JP (1) | JP7488351B2 (fr) |
| KR (2) | KR20220128659A (fr) |
| CN (1) | CN115066507B (fr) |
| CA (1) | CA3167692A1 (fr) |
| ES (1) | ES2978141T3 (fr) |
| FI (1) | FI4114994T3 (fr) |
| HU (1) | HUE066172T2 (fr) |
| MA (1) | MA58835B1 (fr) |
| MX (1) | MX2022010798A (fr) |
| PL (1) | PL4114994T3 (fr) |
| UA (1) | UA129224C2 (fr) |
| WO (2) | WO2021176249A1 (fr) |
| ZA (1) | ZA202207671B (fr) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| MX2024005127A (es) * | 2021-10-29 | 2024-05-16 | Arcelormittal | Hoja de acero laminada en frio y tratada termicamente y metodo de fabricacion de la misma. |
| KR20230073569A (ko) * | 2021-11-19 | 2023-05-26 | 주식회사 포스코 | 우수한 강도 및 성형성을 갖는 냉연강판 및 그 제조방법 |
| CN117004878A (zh) * | 2022-04-29 | 2023-11-07 | 宝山钢铁股份有限公司 | 一种抗拉强度在1450MPa以上的超高强度冷轧钢带及其制造方法 |
| US20240309483A1 (en) | 2023-03-14 | 2024-09-19 | Cleveland-Cliffs Steel Properties Inc. | High strength galvanized and galvannealed steel sheets and manufacturing method |
| CN117230288A (zh) * | 2023-08-30 | 2023-12-15 | 河北工业大学 | 一种具有低裂纹敏感性锌基镀层的热成形钢板热处理工艺 |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2581333C2 (ru) * | 2012-01-13 | 2016-04-20 | Ниппон Стил Энд Сумитомо Метал Корпорейшн | Горячештампованная сталь и способ ее изготовления |
| JP5862651B2 (ja) * | 2013-12-18 | 2016-02-16 | Jfeスチール株式会社 | 耐衝撃性および曲げ加工性に優れた高強度溶融亜鉛めっき鋼板およびその製造方法 |
| MX380449B (es) * | 2013-12-18 | 2025-03-12 | Jfe Steel Corp | Lámina de acero galvanizada de alta resistencia y método para la fabricación de la misma. |
| JP6234845B2 (ja) * | 2014-03-06 | 2017-11-22 | 株式会社神戸製鋼所 | 焼付け硬化性と曲げ性に優れた高強度合金化溶融亜鉛めっき鋼板 |
| WO2015185956A1 (fr) * | 2014-06-06 | 2015-12-10 | ArcelorMittal Investigación y Desarrollo, S.L. | Tôle d'acier galvanisée polyphasique à résistance élevée, procédé de production et utilisation |
| WO2016001704A1 (fr) * | 2014-07-03 | 2016-01-07 | Arcelormittal | Procédé de fabrication d'une tôle d'acier à haute résistance et tôle ainsi obtenue |
| 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 |
| JP6093411B2 (ja) * | 2015-01-09 | 2017-03-08 | 株式会社神戸製鋼所 | めっき性、加工性、および耐遅れ破壊特性に優れた高強度めっき鋼板、並びにその製造方法 |
| WO2016177420A1 (fr) * | 2015-05-06 | 2016-11-10 | Thyssenkrupp Steel Europe Ag | Produit laminé plat en acier et son procédé de fabrication |
| KR102081361B1 (ko) | 2015-06-11 | 2020-02-25 | 닛폰세이테츠 가부시키가이샤 | 합금화 용융 아연 도금 강판 및 그 제조 방법 |
| WO2017109541A1 (fr) * | 2015-12-21 | 2017-06-29 | Arcelormittal | Procédé de production d'une tôle d'acier revêtue de haute résistance présentant une ductilité et une aptitude au formage améliorées, et tôle d'acier revêtue ainsi obtenue |
| WO2017125773A1 (fr) * | 2016-01-18 | 2017-07-27 | Arcelormittal | Tôle d'acier à haute résistance présentant une excellente aptitude au formage et procédé de fabrication de celle-ci |
| EP3438307A4 (fr) * | 2016-07-15 | 2019-08-28 | Nippon Steel Corporation | Tôle d'acier galvanisée à chaud au trempé |
| WO2018115935A1 (fr) * | 2016-12-21 | 2018-06-28 | Arcelormittal | Tôle d'acier revêtue et revenue présentant une excellente formabilité et son procédé de fabrication |
| KR102423555B1 (ko) * | 2017-11-29 | 2022-07-20 | 제이에프이 스틸 가부시키가이샤 | 스팟 용접용 고강도 아연 도금 강판 및 그의 제조 방법 |
| WO2019188190A1 (fr) | 2018-03-26 | 2019-10-03 | 株式会社神戸製鋼所 | Plaque d'acier à haute résistance et plaque d'acier plaquée de zinc à haute résistance |
| WO2019212047A1 (fr) * | 2018-05-01 | 2019-11-07 | 日本製鉄株式会社 | Tôle en acier galvanisé et procédé de fabrication de celle-ci |
| CN110643800A (zh) * | 2019-10-22 | 2020-01-03 | 马鞍山钢铁股份有限公司 | 一种1200MPa级热轧高强双相钢板及其制造方法 |
-
2020
- 2020-03-02 WO PCT/IB2020/051750 patent/WO2021176249A1/fr not_active Ceased
-
2021
- 2021-02-08 KR KR1020227028588A patent/KR20220128659A/ko not_active Ceased
- 2021-02-08 HU HUE21703775A patent/HUE066172T2/hu unknown
- 2021-02-08 PL PL21703775.3T patent/PL4114994T3/pl unknown
- 2021-02-08 ES ES21703775T patent/ES2978141T3/es active Active
- 2021-02-08 FI FIEP21703775.3T patent/FI4114994T3/fi active
- 2021-02-08 MA MA58835A patent/MA58835B1/fr unknown
- 2021-02-08 UA UAA202203413A patent/UA129224C2/uk unknown
- 2021-02-08 EP EP21703775.3A patent/EP4114994B1/fr active Active
- 2021-02-08 US US17/907,836 patent/US20230141248A1/en active Pending
- 2021-02-08 KR KR1020257041646A patent/KR20260003857A/ko active Pending
- 2021-02-08 CN CN202180013081.7A patent/CN115066507B/zh active Active
- 2021-02-08 MX MX2022010798A patent/MX2022010798A/es unknown
- 2021-02-08 CA CA3167692A patent/CA3167692A1/fr active Pending
- 2021-02-08 JP JP2022552553A patent/JP7488351B2/ja active Active
- 2021-02-08 WO PCT/IB2021/050994 patent/WO2021176285A1/fr not_active Ceased
-
2022
- 2022-07-11 ZA ZA2022/07671A patent/ZA202207671B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JP2023508240A (ja) | 2023-03-01 |
| MX2022010798A (es) | 2022-09-27 |
| JP7488351B2 (ja) | 2024-05-21 |
| CN115066507B (zh) | 2023-12-22 |
| FI4114994T3 (fi) | 2024-04-26 |
| CA3167692A1 (fr) | 2021-09-10 |
| MA58835B1 (fr) | 2024-05-31 |
| ES2978141T3 (es) | 2024-09-05 |
| HUE066172T2 (hu) | 2024-07-28 |
| EP4114994A1 (fr) | 2023-01-11 |
| EP4114994B1 (fr) | 2024-03-27 |
| PL4114994T3 (pl) | 2024-06-24 |
| US20230141248A1 (en) | 2023-05-11 |
| ZA202207671B (en) | 2023-04-26 |
| CN115066507A (zh) | 2022-09-16 |
| WO2021176285A1 (fr) | 2021-09-10 |
| WO2021176249A1 (fr) | 2021-09-10 |
| BR112022014638A2 (pt) | 2022-09-13 |
| KR20260003857A (ko) | 2026-01-07 |
| KR20220128659A (ko) | 2022-09-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106574348B (zh) | 用于模压淬火的钢板的制造方法和通过此方法获得的部件 | |
| US12054799B2 (en) | Method for producing a high strength steel sheet having improved ductility and formability, and obtained steel sheet | |
| US11827948B2 (en) | Method for producing a high strength coated steel sheet having improved ductility and formability, and obtained coated steel sheet | |
| US10597745B2 (en) | High strength steel and manufacturing method | |
| UA129224C2 (uk) | Високоміцний холоднокатаний і відпалений оцинкований сталевий лист і спосіб його виготовлення | |
| US9976205B2 (en) | Steel, sheet steel product and process for producing a sheet steel product | |
| EP3394298A1 (fr) | Procédé de fabrication d'une tôle d'acier à haute résistance présentant une ductilité et une formabilité améliorées et tôle d'acier obtenue par ce procédé | |
| AU4443502A (en) | High-ductility steel sheet excellent in press formability and strain age hardenability, and method for manufacturing the same | |
| JP2013139624A (ja) | 耐時効性と焼付き硬化性に優れた高強度冷延鋼板の製造方法 | |
| JP2025517184A (ja) | 溶接性に優れた超高強度亜鉛めっき鋼板及びその製造方法 | |
| CN120129767A (zh) | 经冷轧、退火和回火的钢板及其制造方法 | |
| RU2795257C1 (ru) | Высокопрочный холоднокатаный и отожжённый оцинкованный стальной лист и способ его изготовления | |
| US20240295000A1 (en) | High strength coated dual phase steel strip and method to produce it | |
| JP2003193189A (ja) | 深絞り性に優れた複合組織型高張力溶融亜鉛めっき鋼板およびその製造方法 | |
| KR20230129244A (ko) | 개선된 아연 접착력을 갖는 아연 또는 아연-합금 코팅된스트립 또는 강 | |
| JP3967868B2 (ja) | 成形性に優れた高強度熱延鋼板及び高強度溶融亜鉛めっき鋼板並びに高強度合金化溶融亜鉛めっき鋼板とその製造方法 | |
| KR20230129177A (ko) | 코일링 온도에 영향을 받는 냉간 압연 스트립 또는강 | |
| RU2844799C1 (ru) | Сталь с покрытием, стойкая к водородному охрупчиванию | |
| JP2001355042A (ja) | プレス成形性と歪時効硬化特性に優れた溶融亜鉛めっき鋼板およびその製造方法 | |
| EP4308736A1 (fr) | Bande, feuille ou ébauche d'acier et procédé de production d'une pièce formée à chaud ou d'une pièce préformée traitée à chaud | |
| WO2025210413A1 (fr) | Tôle d'acier laminée à froid et traitée thermiquement et son procédé de fabrication | |
| BR112022014638B1 (pt) | Chapa de aço laminada a frio e galvanizada e processo para fabricação de uma chapa de aço laminada a frio e galvanizada | |
| CN121399287A (zh) | 高强度o&p钢带材或片材及其制造方法 | |
| WO2023145025A1 (fr) | Tôle d'acier allié galvanisée par immersion à chaud |