EP4520845A4 - Hochfestes stahlblech für ein wasserstofftransportstahlrohr, herstellungsverfahren dafür und wasserstofftransportstahlrohr - Google Patents
Hochfestes stahlblech für ein wasserstofftransportstahlrohr, herstellungsverfahren dafür und wasserstofftransportstahlrohrInfo
- Publication number
- EP4520845A4 EP4520845A4 EP23839276.5A EP23839276A EP4520845A4 EP 4520845 A4 EP4520845 A4 EP 4520845A4 EP 23839276 A EP23839276 A EP 23839276A EP 4520845 A4 EP4520845 A4 EP 4520845A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- steel pipe
- hydrogen transport
- manufacturing
- method therefor
- transport steel
- 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
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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/02—Hardening articles or materials formed by forging or rolling, with no further heating beyond that required for the formation
-
- 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0221—Modifying the physical properties of ferrous metals or ferrous alloys 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0247—Modifying the physical properties of ferrous metals or ferrous alloys 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 of ferrous metals or ferrous alloys 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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
-
- 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
- C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
- C21D9/085—Cooling or quenching
-
- 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
- C22C38/005—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
- C22C38/02—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
- C22C38/18—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
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel 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
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
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 Steel (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2022112910 | 2022-07-14 | ||
| PCT/JP2023/017743 WO2024014098A1 (ja) | 2022-07-14 | 2023-05-11 | 水素輸送鋼管用高強度鋼板及びその製造方法並びに水素輸送用鋼管 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP4520845A1 EP4520845A1 (de) | 2025-03-12 |
| EP4520845A4 true EP4520845A4 (de) | 2025-08-27 |
Family
ID=89536368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP23839276.5A Pending EP4520845A4 (de) | 2022-07-14 | 2023-05-11 | Hochfestes stahlblech für ein wasserstofftransportstahlrohr, herstellungsverfahren dafür und wasserstofftransportstahlrohr |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP4520845A4 (de) |
| JP (1) | JP7424550B1 (de) |
| KR (1) | KR20250020620A (de) |
| CN (1) | CN119630825A (de) |
| WO (1) | WO2024014098A1 (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2025197996A1 (ja) * | 2024-03-22 | 2025-09-25 | Jfeスチール株式会社 | 鋼材および鋼材の製造方法 |
| JP7816653B1 (ja) * | 2024-03-22 | 2026-02-18 | Jfeスチール株式会社 | 鋼材および鋼材の製造方法 |
| CN121087368A (zh) * | 2025-05-30 | 2025-12-09 | 江苏沙钢钢铁有限公司 | 氢能输送用管线钢板及其生产方法 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3604592A1 (de) * | 2017-03-30 | 2020-02-05 | JFE Steel Corporation | Hochfestes stahlblech für sauergasbeständiges leitungsrohr, verfahren zur herstellung davon und hochfestes stahlrohr mit hochfestem stahlblech für sauergasbeständiges leitungsrohr |
| EP3604584A1 (de) * | 2017-03-30 | 2020-02-05 | JFE Steel Corporation | Hochfeste stahlplatte für sauergasbeständiges leitungsrohr, verfahren zur herstellung davon und hochfestes stahlrohr mit hochfestem stahlblech für sauergasbeständiges leitungsrohr |
| EP3859027A1 (de) * | 2018-09-28 | 2021-08-04 | JFE Steel Corporation | Hochfestes stahlblech für säurebeständiges leitungsrohr, verfahren zur herstellung davon und hochfestes stahlrohr mit einem hochfesten stahlblech für säurebeständiges leitungsrohr |
| EP3904541A1 (de) * | 2018-12-26 | 2021-11-03 | JFE Steel Corporation | Stahl für hochdruckwasserstoffgasumgebungen, stahlstruktur für hochdruckwasserstoffgasumgebungen und verfahren zur herstellung von stahl für hochdruckwasserstoffgasumgebungen |
| EP4006180A1 (de) * | 2019-07-31 | 2022-06-01 | JFE Steel Corporation | Hochfestes stahlblech für säureresistentes leitungsrohr, verfahren zur herstellung davon und mit hochfestem stahlblech hergestelltes leitungsrohr für säureresistentes stahlrohr |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017111489A1 (ko) | 2015-12-22 | 2017-06-29 | 주식회사 포스코 | 내수소취화성이 우수한 오스테나이트계 강재 |
-
2023
- 2023-05-11 JP JP2023547357A patent/JP7424550B1/ja active Active
- 2023-05-11 EP EP23839276.5A patent/EP4520845A4/de active Pending
- 2023-05-11 WO PCT/JP2023/017743 patent/WO2024014098A1/ja not_active Ceased
- 2023-05-11 KR KR1020257000335A patent/KR20250020620A/ko active Pending
- 2023-05-11 CN CN202380052619.4A patent/CN119630825A/zh active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3604592A1 (de) * | 2017-03-30 | 2020-02-05 | JFE Steel Corporation | Hochfestes stahlblech für sauergasbeständiges leitungsrohr, verfahren zur herstellung davon und hochfestes stahlrohr mit hochfestem stahlblech für sauergasbeständiges leitungsrohr |
| EP3604584A1 (de) * | 2017-03-30 | 2020-02-05 | JFE Steel Corporation | Hochfeste stahlplatte für sauergasbeständiges leitungsrohr, verfahren zur herstellung davon und hochfestes stahlrohr mit hochfestem stahlblech für sauergasbeständiges leitungsrohr |
| EP3859027A1 (de) * | 2018-09-28 | 2021-08-04 | JFE Steel Corporation | Hochfestes stahlblech für säurebeständiges leitungsrohr, verfahren zur herstellung davon und hochfestes stahlrohr mit einem hochfesten stahlblech für säurebeständiges leitungsrohr |
| EP3904541A1 (de) * | 2018-12-26 | 2021-11-03 | JFE Steel Corporation | Stahl für hochdruckwasserstoffgasumgebungen, stahlstruktur für hochdruckwasserstoffgasumgebungen und verfahren zur herstellung von stahl für hochdruckwasserstoffgasumgebungen |
| EP4006180A1 (de) * | 2019-07-31 | 2022-06-01 | JFE Steel Corporation | Hochfestes stahlblech für säureresistentes leitungsrohr, verfahren zur herstellung davon und mit hochfestem stahlblech hergestelltes leitungsrohr für säureresistentes stahlrohr |
Non-Patent Citations (1)
| Title |
|---|
| See also references of WO2024014098A1 * |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20250020620A (ko) | 2025-02-11 |
| CN119630825A (zh) | 2025-03-14 |
| WO2024014098A1 (ja) | 2024-01-18 |
| JP7424550B1 (ja) | 2024-01-30 |
| EP4520845A1 (de) | 2025-03-12 |
| JPWO2024014098A1 (de) | 2024-01-18 |
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| PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
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| A4 | Supplementary search report drawn up and despatched |
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| RIC1 | Information provided on ipc code assigned before grant |
Ipc: C21D 8/02 20060101AFI20250722BHEP Ipc: C21D 9/46 20060101ALI20250722BHEP Ipc: C22C 38/00 20060101ALI20250722BHEP Ipc: C22C 38/02 20060101ALI20250722BHEP Ipc: C22C 38/04 20060101ALI20250722BHEP Ipc: C22C 38/20 20060101ALI20250722BHEP Ipc: C22C 38/22 20060101ALI20250722BHEP Ipc: C22C 38/24 20060101ALI20250722BHEP Ipc: C22C 38/26 20060101ALI20250722BHEP Ipc: C22C 38/28 20060101ALI20250722BHEP Ipc: C22C 38/38 20060101ALI20250722BHEP Ipc: C22C 38/48 20060101ALI20250722BHEP Ipc: C22C 38/50 20060101ALI20250722BHEP Ipc: C21D 9/08 20060101ALI20250722BHEP |
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| DAV | Request for validation of the european patent (deleted) | ||
| DAX | Request for extension of the european patent (deleted) |