EP3940103A4 - Thick steel plate - Google Patents
Thick steel plate Download PDFInfo
- Publication number
- EP3940103A4 EP3940103A4 EP20794425.7A EP20794425A EP3940103A4 EP 3940103 A4 EP3940103 A4 EP 3940103A4 EP 20794425 A EP20794425 A EP 20794425A EP 3940103 A4 EP3940103 A4 EP 3940103A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- steel plate
- thick steel
- thick
- plate
- 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
- C22C38/02—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
- 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 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
- C21D8/0231—Warm 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
- C21D8/0263—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
- 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
- C22C38/06—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
- C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
-
- 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
- C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
-
- 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
- C22C38/14—Ferrous alloys, e.g. steel alloys containing 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
- C22C38/16—Ferrous alloys, e.g. steel alloys containing 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
-
- 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
- C21D2201/00—Treatment for obtaining particular effects
- C21D2201/05—Grain orientation
-
- 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
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 (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019081271 | 2019-04-22 | ||
JP2020007626A JP7398970B2 (en) | 2019-04-22 | 2020-01-21 | Thick steel plate and its manufacturing method |
PCT/JP2020/014612 WO2020217873A1 (en) | 2019-04-22 | 2020-03-30 | Thick steel plate |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3940103A1 EP3940103A1 (en) | 2022-01-19 |
EP3940103A4 true EP3940103A4 (en) | 2022-11-30 |
Family
ID=72936617
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20794425.7A Pending EP3940103A4 (en) | 2019-04-22 | 2020-03-30 | Thick steel plate |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP3940103A4 (en) |
JP (1) | JP7398970B2 (en) |
KR (1) | KR102684370B1 (en) |
CN (1) | CN113840933B (en) |
WO (1) | WO2020217873A1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116014309A (en) | 2021-10-22 | 2023-04-25 | 株式会社Lg新能源 | Cylindrical battery, collector plate applied to cylindrical battery, battery pack comprising cylindrical battery and automobile |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5679091B1 (en) * | 2013-04-04 | 2015-03-04 | Jfeスチール株式会社 | Hot-rolled steel sheet and manufacturing method thereof |
JP5812193B2 (en) * | 2012-05-21 | 2015-11-11 | Jfeスチール株式会社 | Structural high-strength thick steel plate with excellent brittle crack propagation stopping characteristics and method for producing the same |
JP2016148105A (en) * | 2015-02-10 | 2016-08-18 | 新日鐵住金株式会社 | Steel sheet for lpg tank and manufacturing method therefor |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08158006A (en) * | 1994-12-06 | 1996-06-18 | Kobe Steel Ltd | High strength steel excellent in toughness in weld heat-affected zone |
JP2007270194A (en) | 2006-03-30 | 2007-10-18 | Jfe Steel Kk | Method for producing high-strength steel sheet excellent in sr resistance property |
JP4605117B2 (en) | 2006-07-25 | 2011-01-05 | 住友金属工業株式会社 | Steel used for tanks for LPG / ammonia carrier |
KR100851189B1 (en) * | 2006-11-02 | 2008-08-08 | 주식회사 포스코 | Steel plate for linepipe having ultra-high strength and excellent low temperature toughness and manufacturing method of the same |
JP5031531B2 (en) | 2007-11-20 | 2012-09-19 | 新日本製鐵株式会社 | Low yield ratio high strength steel sheet excellent in base metal low temperature toughness and HAZ low temperature toughness and its manufacturing method |
CN102666884B (en) * | 2010-02-08 | 2013-07-31 | 新日铁住金株式会社 | Production method for thick steel plate |
JP5533024B2 (en) | 2010-02-26 | 2014-06-25 | Jfeスチール株式会社 | Manufacturing method for thick-walled high-tensile hot-rolled steel sheet with excellent low-temperature toughness |
JP5833964B2 (en) * | 2012-03-29 | 2015-12-16 | 株式会社神戸製鋼所 | Steel sheet excellent in bending workability, impact property and tensile property, and method for producing the same |
JP6196929B2 (en) * | 2014-04-08 | 2017-09-13 | 株式会社神戸製鋼所 | Thick steel plate with excellent HAZ toughness at cryogenic temperatures |
KR101726082B1 (en) * | 2015-12-04 | 2017-04-12 | 주식회사 포스코 | Steel having superior brittle crack arrestability and resistance brittle crack initiation of welding point and method for manufacturing the steel |
KR102379985B1 (en) | 2017-09-19 | 2022-03-29 | 닛폰세이테츠 가부시키가이샤 | steel pipe and plate |
JP2019081271A (en) | 2017-10-30 | 2019-05-30 | クラレプラスチックス株式会社 | Whiteboard and projection screen combined film |
JP7100318B2 (en) | 2018-07-11 | 2022-07-13 | Tnk水道コンサルタント株式会社 | Sulfuric acid corrosion resistant concrete pipes, methods for preventing sulfuric acid corrosion of concrete pipes and methods for preventing corrosion of reinforcing bars |
-
2020
- 2020-01-21 JP JP2020007626A patent/JP7398970B2/en active Active
- 2020-03-30 KR KR1020217034903A patent/KR102684370B1/en active IP Right Grant
- 2020-03-30 CN CN202080029745.4A patent/CN113840933B/en active Active
- 2020-03-30 WO PCT/JP2020/014612 patent/WO2020217873A1/en unknown
- 2020-03-30 EP EP20794425.7A patent/EP3940103A4/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5812193B2 (en) * | 2012-05-21 | 2015-11-11 | Jfeスチール株式会社 | Structural high-strength thick steel plate with excellent brittle crack propagation stopping characteristics and method for producing the same |
JP5679091B1 (en) * | 2013-04-04 | 2015-03-04 | Jfeスチール株式会社 | Hot-rolled steel sheet and manufacturing method thereof |
JP2016148105A (en) * | 2015-02-10 | 2016-08-18 | 新日鐵住金株式会社 | Steel sheet for lpg tank and manufacturing method therefor |
Non-Patent Citations (1)
Title |
---|
See also references of WO2020217873A1 * |
Also Published As
Publication number | Publication date |
---|---|
JP7398970B2 (en) | 2023-12-15 |
KR20210142184A (en) | 2021-11-24 |
WO2020217873A1 (en) | 2020-10-29 |
CN113840933A (en) | 2021-12-24 |
CN113840933B (en) | 2022-09-16 |
JP2020176329A (en) | 2020-10-29 |
EP3940103A1 (en) | 2022-01-19 |
KR102684370B1 (en) | 2024-07-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP3957764A4 (en) | Galvanized steel plate | |
EP3584344A4 (en) | High strength steel plate | |
EP3950975A4 (en) | Steel sheet | |
EP3778949A4 (en) | Steel sheet | |
EP4026922A4 (en) | Steel sheet | |
EP3517643A4 (en) | Steel plate | |
EP3992314A4 (en) | Steel sheet | |
EP3950994A4 (en) | High-strength steel sheet | |
EP3778950A4 (en) | Austenitic wear-resistant steel sheet | |
EP4039842A4 (en) | Hot-rolled steel sheet | |
EP3992315A4 (en) | Steel sheet | |
EP3608443A4 (en) | Al-BASED PLATED STEEL PLATE | |
EP3699310A4 (en) | Nickel-containing steel sheet | |
EP3936630A4 (en) | Hot-rolled steel sheet | |
EP3992323A4 (en) | Plated steel material | |
EP3940093A4 (en) | Hot-rolled steel sheet | |
EP3940092A4 (en) | Hot-rolled steel sheet | |
EP4123045A4 (en) | Steel plate | |
EP3998366A4 (en) | High-strength steel sheet | |
EP3957766A4 (en) | Plated steel sheet | |
EP3957765A4 (en) | Plated steel sheet | |
EP4060075A4 (en) | Plated steel material | |
EP3916436A4 (en) | Diffusion plate | |
EP4194571A4 (en) | Steel plate | |
EP3733893A4 (en) | Cladded steel plate |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
17P | Request for examination filed |
Effective date: 20211014 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
RAP3 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: KABUSHIKI KAISHA KOBE SEIKO SHO (KOBE STEEL, LTD.) |
|
RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: NAKO, HIDENORI |
|
DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) | ||
A4 | Supplementary search report drawn up and despatched |
Effective date: 20221103 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: C22C 38/58 20060101ALI20221027BHEP Ipc: C22C 38/04 20060101ALI20221027BHEP Ipc: C22C 38/14 20060101ALI20221027BHEP Ipc: C21D 9/46 20060101ALI20221027BHEP Ipc: C21D 1/02 20060101ALI20221027BHEP Ipc: C21D 8/02 20060101ALI20221027BHEP Ipc: C22C 38/08 20060101ALI20221027BHEP Ipc: C22C 38/16 20060101ALI20221027BHEP Ipc: C22C 38/12 20060101ALI20221027BHEP Ipc: C22C 38/18 20060101ALI20221027BHEP Ipc: C22C 38/38 20060101ALI20221027BHEP Ipc: C22C 38/02 20060101ALI20221027BHEP Ipc: C22C 38/00 20060101AFI20221027BHEP |