JP2023547102A - 延性に優れた超高強度鋼板及びその製造方法 - Google Patents
延性に優れた超高強度鋼板及びその製造方法 Download PDFInfo
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- JP2023547102A JP2023547102A JP2023524378A JP2023524378A JP2023547102A JP 2023547102 A JP2023547102 A JP 2023547102A JP 2023524378 A JP2023524378 A JP 2023524378A JP 2023524378 A JP2023524378 A JP 2023524378A JP 2023547102 A JP2023547102 A JP 2023547102A
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- 229910000797 Ultra-high-strength steel Inorganic materials 0.000 title claims abstract description 17
- 238000004519 manufacturing process Methods 0.000 title claims description 23
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- 239000011572 manganese Substances 0.000 claims description 31
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- 239000010955 niobium Substances 0.000 claims description 30
- 229910000859 α-Fe Inorganic materials 0.000 claims description 30
- 239000011651 chromium Substances 0.000 claims description 28
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 12
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- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 6
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 6
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 6
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- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 6
- 229910052787 antimony Inorganic materials 0.000 claims description 6
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 claims description 6
- 239000012535 impurity Substances 0.000 claims description 6
- 239000011733 molybdenum Substances 0.000 claims description 6
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims description 6
- 229910052757 nitrogen Inorganic materials 0.000 claims description 6
- 229910052698 phosphorus Inorganic materials 0.000 claims description 6
- 239000011574 phosphorus Substances 0.000 claims description 6
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- 150000001721 carbon Chemical class 0.000 description 2
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- KSOKAHYVTMZFBJ-UHFFFAOYSA-N iron;methane Chemical compound C.[Fe].[Fe].[Fe] KSOKAHYVTMZFBJ-UHFFFAOYSA-N 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
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- 229910000794 TRIP steel Inorganic materials 0.000 description 1
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- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- 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
- C23C2/26—After-treatment
- C23C2/28—Thermal after-treatment, e.g. treatment in oil bath
-
- 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
- C23C2/34—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the shape of the material to be treated
- C23C2/36—Elongated material
- C23C2/40—Plates; 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
- 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
- C21D2211/005—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
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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KR10-2020-0138312 | 2020-10-23 | ||
KR1020200138312A KR102468051B1 (ko) | 2020-10-23 | 2020-10-23 | 연성이 우수한 초고강도 강판 및 그 제조방법 |
PCT/KR2021/014215 WO2022086050A1 (ko) | 2020-10-23 | 2021-10-14 | 연성이 우수한 초고강도 강판 및 그 제조방법 |
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JP2023547102A true JP2023547102A (ja) | 2023-11-09 |
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JP2023524378A Pending JP2023547102A (ja) | 2020-10-23 | 2021-10-14 | 延性に優れた超高強度鋼板及びその製造方法 |
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US (1) | US20230357881A1 (zh) |
EP (1) | EP4234750A1 (zh) |
JP (1) | JP2023547102A (zh) |
KR (1) | KR102468051B1 (zh) |
CN (1) | CN116507753A (zh) |
WO (1) | WO2022086050A1 (zh) |
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KR101406444B1 (ko) | 2012-03-19 | 2014-06-13 | 주식회사 포스코 | 연신율 및 굽힘가공성이 우수한 초고강도 냉연강판 및 이의 제조방법 |
KR101594670B1 (ko) | 2014-05-13 | 2016-02-17 | 주식회사 포스코 | 연성이 우수한 고강도 냉연강판, 용융아연도금강판 및 이들의 제조방법 |
KR102020411B1 (ko) * | 2017-12-22 | 2019-09-10 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 이의 제조방법 |
KR102276741B1 (ko) * | 2018-09-28 | 2021-07-13 | 주식회사 포스코 | 구멍확장성이 높은 고강도 냉연강판, 고강도 용융아연도금강판 및 이들의 제조방법 |
KR102153197B1 (ko) * | 2018-12-18 | 2020-09-08 | 주식회사 포스코 | 가공성이 우수한 냉연강판, 용융아연도금강판 및 이들의 제조방법 |
WO2020162556A1 (ja) * | 2019-02-06 | 2020-08-13 | 日本製鉄株式会社 | 溶融亜鉛めっき鋼板およびその製造方法 |
KR20220129615A (ko) * | 2020-02-28 | 2022-09-23 | 제이에프이 스틸 가부시키가이샤 | 강판, 부재 및 그들의 제조 방법 |
WO2022004818A1 (ja) * | 2020-06-30 | 2022-01-06 | Jfeスチール株式会社 | 鋼板、部材及びそれらの製造方法 |
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2020
- 2020-10-23 KR KR1020200138312A patent/KR102468051B1/ko active IP Right Grant
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2021
- 2021-10-14 JP JP2023524378A patent/JP2023547102A/ja active Pending
- 2021-10-14 EP EP21883121.2A patent/EP4234750A1/en active Pending
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- 2021-10-14 WO PCT/KR2021/014215 patent/WO2022086050A1/ko active Application Filing
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KR102468051B1 (ko) | 2022-11-18 |
CN116507753A (zh) | 2023-07-28 |
WO2022086050A1 (ko) | 2022-04-28 |
KR20220053941A (ko) | 2022-05-02 |
EP4234750A1 (en) | 2023-08-30 |
US20230357881A1 (en) | 2023-11-09 |
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