EP4015666A4 - Procédé de production d'une ébauche en acier de construction à plusieurs étages pour un acier - Google Patents
Procédé de production d'une ébauche en acier de construction à plusieurs étages pour un acier Download PDFInfo
- Publication number
- EP4015666A4 EP4015666A4 EP20863199.4A EP20863199A EP4015666A4 EP 4015666 A4 EP4015666 A4 EP 4015666A4 EP 20863199 A EP20863199 A EP 20863199A EP 4015666 A4 EP4015666 A4 EP 4015666A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- steel
- producing multi
- stage structural
- blank
- structural 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
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C1/00—Refining of pig-iron; Cast iron
- C21C1/02—Dephosphorising or desulfurising
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/10—Handling in a vacuum
-
- 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
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel 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
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel 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
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C33/00—Making ferrous alloys
- C22C33/04—Making ferrous alloys by melting
-
- 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
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel 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
- C22C38/40—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)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Heat Treatment Of Steel (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910850212.1A CN110656285A (zh) | 2019-09-10 | 2019-09-10 | 一种一钢多级用结构钢坯料生产方法 |
PCT/CN2020/103544 WO2021047295A1 (fr) | 2019-09-10 | 2020-07-22 | Procédé de production d'une ébauche en acier de construction à plusieurs étages pour un acier |
Publications (2)
Publication Number | Publication Date |
---|---|
EP4015666A1 EP4015666A1 (fr) | 2022-06-22 |
EP4015666A4 true EP4015666A4 (fr) | 2022-10-19 |
Family
ID=69036832
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20863199.4A Pending EP4015666A4 (fr) | 2019-09-10 | 2020-07-22 | Procédé de production d'une ébauche en acier de construction à plusieurs étages pour un acier |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP4015666A4 (fr) |
CN (1) | CN110656285A (fr) |
WO (1) | WO2021047295A1 (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110656285A (zh) * | 2019-09-10 | 2020-01-07 | 南京钢铁股份有限公司 | 一种一钢多级用结构钢坯料生产方法 |
CN112795834B (zh) * | 2020-11-19 | 2021-12-03 | 唐山钢铁集团有限责任公司 | 一种中碳中硅高铝双相钢连铸坯的生产方法 |
CN113528939A (zh) * | 2021-06-10 | 2021-10-22 | 江苏利淮钢铁有限公司 | 一种高性能汽车转向系统中横拉杆接头用钢 |
CN114369753B (zh) * | 2022-01-07 | 2023-03-03 | 鞍钢股份有限公司 | 一种基于柔性轧制技术生产多强度级别合金结构钢的方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108531816A (zh) * | 2018-05-24 | 2018-09-14 | 南京钢铁股份有限公司 | 一种500MPa级工程机械用钢及其制造方法 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000001752A (ja) * | 1998-06-17 | 2000-01-07 | Nippon Steel Corp | 耐食性および疲労強度に優れた溶接継手 |
CN1586750A (zh) * | 2004-08-20 | 2005-03-02 | 钢铁研究总院 | 一种低碳钢螺纹钢筋的轧制方法 |
CN101419139B (zh) * | 2008-05-06 | 2010-12-01 | 首钢总公司 | 一种防止探伤专用钢板产生氢致裂纹的方法 |
JP5597006B2 (ja) * | 2010-03-26 | 2014-10-01 | 新日鐵住金ステンレス株式会社 | 構造部材用高強度および高延性オーステナイト系ステンレス鋼板およびその製造方法 |
CN102676947B (zh) * | 2012-05-17 | 2014-05-14 | 莱芜钢铁集团有限公司 | 一种焊接结构钢及其制造方法 |
CN103589954B (zh) * | 2013-11-29 | 2015-07-15 | 东北大学 | 一种一钢多级的热轧钢板及其制造方法 |
CN104328356A (zh) * | 2014-09-29 | 2015-02-04 | 南京钢铁股份有限公司 | 一种炉卷轧机生产薄规格高强结构钢板的制造方法 |
CN106929758B (zh) * | 2017-03-03 | 2018-06-19 | 唐山钢铁集团有限责任公司 | 一钢多级冷轧低合金高强钢带及其生产方法 |
CN107012307A (zh) * | 2017-04-07 | 2017-08-04 | 荆楚理工学院 | 一种可作为多个类别钢板使用的多能钢板生产方法 |
CN107385324B (zh) * | 2017-06-08 | 2019-02-12 | 江阴兴澄特种钢铁有限公司 | 一种大厚度q500gjcd高强度建筑结构用钢板及其制造方法 |
CN109778069B (zh) * | 2019-03-29 | 2021-03-30 | 武汉钢铁有限公司 | 一种屈服强度覆盖240~270Mpa级别的一钢多级冷轧低合金高强度钢及其制造方法 |
CN110656274A (zh) * | 2019-09-10 | 2020-01-07 | 南京钢铁股份有限公司 | 一种一钢多级用船板坯料生产方法 |
CN110656284A (zh) * | 2019-09-10 | 2020-01-07 | 南京钢铁股份有限公司 | 一种一钢多级坯料生产方法 |
CN110656275A (zh) * | 2019-09-10 | 2020-01-07 | 南京钢铁股份有限公司 | 一种一钢多级用低温容器钢坯料生产方法 |
CN110656285A (zh) * | 2019-09-10 | 2020-01-07 | 南京钢铁股份有限公司 | 一种一钢多级用结构钢坯料生产方法 |
CN110735079A (zh) * | 2019-10-10 | 2020-01-31 | 南京钢铁股份有限公司 | 一种一钢多级用高强钢坯料生产方法 |
CN110735080A (zh) * | 2019-10-10 | 2020-01-31 | 南京钢铁股份有限公司 | 一种一钢多级用特殊容器钢坯料生产方法 |
-
2019
- 2019-09-10 CN CN201910850212.1A patent/CN110656285A/zh active Pending
-
2020
- 2020-07-22 EP EP20863199.4A patent/EP4015666A4/fr active Pending
- 2020-07-22 WO PCT/CN2020/103544 patent/WO2021047295A1/fr unknown
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108531816A (zh) * | 2018-05-24 | 2018-09-14 | 南京钢铁股份有限公司 | 一种500MPa级工程机械用钢及其制造方法 |
Also Published As
Publication number | Publication date |
---|---|
WO2021047295A1 (fr) | 2021-03-18 |
CN110656285A (zh) | 2020-01-07 |
EP4015666A1 (fr) | 2022-06-22 |
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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: 20220317 |
|
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 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: C22C 38/06 20060101ALI20220614BHEP Ipc: C21C 7/10 20060101ALI20220614BHEP Ipc: C21C 5/28 20060101ALI20220614BHEP Ipc: C21C 1/02 20060101ALI20220614BHEP Ipc: C22C 38/04 20060101ALI20220614BHEP Ipc: C22C 38/02 20060101AFI20220614BHEP |
|
A4 | Supplementary search report drawn up and despatched |
Effective date: 20220920 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: C22C 38/06 20060101ALI20220914BHEP Ipc: C21C 7/10 20060101ALI20220914BHEP Ipc: C21C 5/28 20060101ALI20220914BHEP Ipc: C21C 1/02 20060101ALI20220914BHEP Ipc: C22C 38/04 20060101ALI20220914BHEP Ipc: C22C 38/02 20060101AFI20220914BHEP |
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DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) |