EP4036266A4 - STEEL FOR ALLOY STRUCTURE AND METHOD FOR ITS PRODUCTION - Google Patents
STEEL FOR ALLOY STRUCTURE AND METHOD FOR ITS PRODUCTION Download PDFInfo
- Publication number
- EP4036266A4 EP4036266A4 EP20869967.8A EP20869967A EP4036266A4 EP 4036266 A4 EP4036266 A4 EP 4036266A4 EP 20869967 A EP20869967 A EP 20869967A EP 4036266 A4 EP4036266 A4 EP 4036266A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- steel
- manufacturing
- method therefor
- alloy structure
- alloy
- 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
- 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
- C21D1/18—Hardening; Quenching with or without subsequent tempering
-
- 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
- C21D1/56—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering characterised by the quenching agents
- C21D1/58—Oils
-
- 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
- C21D1/56—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering characterised by the quenching agents
- C21D1/60—Aqueous agents
-
- 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
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/005—Heat treatment of ferrous alloys containing Mn
-
- 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
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/008—Heat treatment of ferrous alloys containing Si
-
- 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
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/02—Hardening by precipitation
-
- 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
- C21D8/005—Modifying the physical properties by deformation combined with, or followed by, heat treatment of ferrous alloys
-
- 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
- C21D8/0205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips of ferrous alloys
-
- 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
- C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
-
- 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
- C22C38/04—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
- C22C38/06—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
- C22C38/12—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
- 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
- C21D2211/004—Dispersions; Precipitations
-
- 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
- C21D2211/009—Pearlite
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)
- Oil, Petroleum & Natural Gas (AREA)
- Heat Treatment Of Steel (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910920640.7A CN112575242B (zh) | 2019-09-27 | 2019-09-27 | 一种合金结构用钢及其制造方法 |
PCT/CN2020/118043 WO2021057954A1 (zh) | 2019-09-27 | 2020-09-27 | 一种合金结构用钢及其制造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP4036266A1 EP4036266A1 (en) | 2022-08-03 |
EP4036266A4 true EP4036266A4 (en) | 2023-06-14 |
Family
ID=75109576
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20869967.8A Pending EP4036266A4 (en) | 2019-09-27 | 2020-09-27 | STEEL FOR ALLOY STRUCTURE AND METHOD FOR ITS PRODUCTION |
Country Status (6)
Country | Link |
---|---|
US (1) | US20220349035A1 (ja) |
EP (1) | EP4036266A4 (ja) |
JP (1) | JP7443502B2 (ja) |
KR (1) | KR20220054862A (ja) |
CN (1) | CN112575242B (ja) |
WO (1) | WO2021057954A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115874109B (zh) * | 2021-09-29 | 2024-07-12 | 宝山钢铁股份有限公司 | 一种合金冷镦钢及其制造方法 |
CN113957338A (zh) * | 2021-10-09 | 2022-01-21 | 南京钢铁股份有限公司 | 一种含镁45钢及其制备工艺 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU521343A1 (ru) * | 1974-11-25 | 1976-07-15 | Институт Проблем Литья Ан Украинской Сср | Литейна сталь |
JPH07138697A (ja) * | 1993-11-12 | 1995-05-30 | Nippon Steel Corp | 疲労強度、冷間加工性の優れた亜共析黒鉛析出鋼 |
JP2003147482A (ja) * | 2001-11-14 | 2003-05-21 | Nippon Steel Corp | 非調質高強度・高靭性鍛造品およびその製造方法 |
US20090047169A1 (en) * | 2006-03-15 | 2009-02-19 | Kab. Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | Rolled material for fracture split connecting rod excelling in fracture splittability, hot forged part for fracture split connecting rod excelling in fracture splittability, and fracture split connecting rod |
CN104178691A (zh) * | 2014-08-22 | 2014-12-03 | 首钢总公司 | 一种高强度冶金锯片用钢及其热处理方法 |
CN105803308A (zh) * | 2016-03-19 | 2016-07-27 | 上海大学 | 一种含镁钙的45MnVS易切削非调质钢及其制造方法 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58164721A (ja) * | 1982-03-24 | 1983-09-29 | Kobe Steel Ltd | 高靭性高強度構造用鋼の製造法 |
JPS6123715A (ja) * | 1984-07-10 | 1986-02-01 | Nippon Steel Corp | 高張力高靭性鋼板の製造法 |
GB2287956B (en) * | 1994-03-31 | 1998-02-04 | Daewoo Heavy Ind Co Ltd | Thermal refiningless hot-rolled steel and method of making same |
JP2000219936A (ja) * | 1999-02-01 | 2000-08-08 | Daido Steel Co Ltd | 快削鋼 |
JP4031607B2 (ja) | 2000-04-05 | 2008-01-09 | 新日本製鐵株式会社 | 結晶粒の粗大化を抑制した機械構造用鋼 |
JP2007314819A (ja) * | 2006-05-23 | 2007-12-06 | Kobe Steel Ltd | 耐疲労亀裂進展性に優れた鋼板 |
AU2008320179B2 (en) | 2007-10-30 | 2011-10-13 | Nippon Steel Corporation | Steel pipe with excellent expandability and method for producing the same |
JP5892147B2 (ja) | 2013-03-29 | 2016-03-23 | Jfeスチール株式会社 | 高強度熱延鋼板およびその製造方法 |
US20170306434A1 (en) | 2014-10-16 | 2017-10-26 | Nippon Steel & Sumitomo Metal Corporation | High-carbon steel sheet and method of manufacturing the same |
CN107109561B (zh) * | 2014-11-18 | 2018-12-21 | 杰富意钢铁株式会社 | 材质均匀性优良的厚壁高韧性高张力钢板及其制造方法 |
ES2769275T3 (es) * | 2015-05-26 | 2020-06-25 | Nippon Steel Corp | Chapa de acero y procedimiento para su fabricación |
JP6855678B2 (ja) * | 2016-02-18 | 2021-04-07 | 日本製鉄株式会社 | 鋼板の製造方法 |
WO2017164346A1 (ja) * | 2016-03-25 | 2017-09-28 | 新日鐵住金株式会社 | 高強度鋼板および高強度亜鉛めっき鋼板 |
JP6597901B2 (ja) * | 2016-07-11 | 2019-10-30 | 日本製鉄株式会社 | 耐応力腐食割れ性に優れたボイラー用電縫鋼管及びその製造方法 |
JP6648646B2 (ja) | 2016-07-20 | 2020-02-14 | 日本製鉄株式会社 | 低合金鋼材、低合金鋼管および容器、ならびにその容器の製造方法 |
CN106834931B (zh) | 2017-03-28 | 2019-05-14 | 宁波禾顺新材料有限公司 | 一种抗热疲劳的热作模具钢及其制备方法 |
CN107312908A (zh) * | 2017-07-06 | 2017-11-03 | 北京科技大学 | 一种非调质钢中改善MnS夹杂物形态的冶金方法 |
-
2019
- 2019-09-27 CN CN201910920640.7A patent/CN112575242B/zh active Active
-
2020
- 2020-09-27 WO PCT/CN2020/118043 patent/WO2021057954A1/zh active Application Filing
- 2020-09-27 US US17/763,348 patent/US20220349035A1/en active Pending
- 2020-09-27 KR KR1020227010806A patent/KR20220054862A/ko not_active Application Discontinuation
- 2020-09-27 JP JP2022519356A patent/JP7443502B2/ja active Active
- 2020-09-27 EP EP20869967.8A patent/EP4036266A4/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU521343A1 (ru) * | 1974-11-25 | 1976-07-15 | Институт Проблем Литья Ан Украинской Сср | Литейна сталь |
JPH07138697A (ja) * | 1993-11-12 | 1995-05-30 | Nippon Steel Corp | 疲労強度、冷間加工性の優れた亜共析黒鉛析出鋼 |
JP2003147482A (ja) * | 2001-11-14 | 2003-05-21 | Nippon Steel Corp | 非調質高強度・高靭性鍛造品およびその製造方法 |
US20090047169A1 (en) * | 2006-03-15 | 2009-02-19 | Kab. Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | Rolled material for fracture split connecting rod excelling in fracture splittability, hot forged part for fracture split connecting rod excelling in fracture splittability, and fracture split connecting rod |
CN104178691A (zh) * | 2014-08-22 | 2014-12-03 | 首钢总公司 | 一种高强度冶金锯片用钢及其热处理方法 |
CN105803308A (zh) * | 2016-03-19 | 2016-07-27 | 上海大学 | 一种含镁钙的45MnVS易切削非调质钢及其制造方法 |
Non-Patent Citations (1)
Title |
---|
See also references of WO2021057954A1 * |
Also Published As
Publication number | Publication date |
---|---|
JP2022550358A (ja) | 2022-12-01 |
WO2021057954A1 (zh) | 2021-04-01 |
JP7443502B2 (ja) | 2024-03-05 |
CN112575242A (zh) | 2021-03-30 |
EP4036266A1 (en) | 2022-08-03 |
KR20220054862A (ko) | 2022-05-03 |
CN112575242B (zh) | 2022-06-24 |
WO2021057954A9 (zh) | 2022-04-14 |
US20220349035A1 (en) | 2022-11-03 |
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Ipc: C21D 1/60 20060101ALI20230511BHEP Ipc: C21D 1/58 20060101ALI20230511BHEP Ipc: C21D 1/18 20060101ALI20230511BHEP Ipc: C21D 6/02 20060101ALI20230511BHEP Ipc: C21D 6/00 20060101ALI20230511BHEP Ipc: C21D 8/00 20060101ALI20230511BHEP Ipc: C22C 38/00 20060101ALI20230511BHEP Ipc: C22C 38/06 20060101ALI20230511BHEP Ipc: C22C 38/14 20060101ALI20230511BHEP Ipc: C22C 38/12 20060101ALI20230511BHEP Ipc: C22C 38/02 20060101ALI20230511BHEP Ipc: C22C 38/04 20060101AFI20230511BHEP |