EP3872217A4 - Acier inoxydable austénitique cryogénique à haute teneur en manganèse présentant une excellente qualité de surface et procédé de fabrication associé - Google Patents
Acier inoxydable austénitique cryogénique à haute teneur en manganèse présentant une excellente qualité de surface et procédé de fabrication associé Download PDFInfo
- Publication number
- EP3872217A4 EP3872217A4 EP19877327.7A EP19877327A EP3872217A4 EP 3872217 A4 EP3872217 A4 EP 3872217A4 EP 19877327 A EP19877327 A EP 19877327A EP 3872217 A4 EP3872217 A4 EP 3872217A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- manufacturing
- surface quality
- method therefor
- excellent surface
- manganese 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
- 229910000617 Mangalloy Inorganic materials 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/16—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling wire rods, bars, merchant bars, rounds wire or material of like small cross-section
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B3/00—Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences ; Rolling of aluminium, copper, zinc or other non-ferrous metals
-
- 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
- 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
-
- 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
- C21D8/0221—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
- C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
- C21D8/0236—Cold 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
-
- 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
- C22C38/20—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
- C22C38/32—Ferrous alloys, e.g. steel alloys containing chromium with boron
-
- 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
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/001—Austenite
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 |
---|---|---|---|
KR20180128501 | 2018-10-25 | ||
KR1020190118927A KR102255827B1 (ko) | 2018-10-25 | 2019-09-26 | 표면품질이 우수한 극저온용 오스테나이트계 고망간 강재 및 그 제조방법 |
PCT/KR2019/014170 WO2020085851A1 (fr) | 2018-10-25 | 2019-10-25 | Acier inoxydable austénitique cryogénique à haute teneur en manganèse présentant une excellente qualité de surface et procédé de fabrication associé |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3872217A1 EP3872217A1 (fr) | 2021-09-01 |
EP3872217A4 true EP3872217A4 (fr) | 2021-09-01 |
Family
ID=70733248
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19877327.7A Pending EP3872217A4 (fr) | 2018-10-25 | 2019-10-25 | Acier inoxydable austénitique cryogénique à haute teneur en manganèse présentant une excellente qualité de surface et procédé de fabrication associé |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP3872217A4 (fr) |
KR (1) | KR102255827B1 (fr) |
CN (1) | CN112888804A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114888075B (zh) * | 2022-04-13 | 2024-06-07 | 大冶特殊钢有限公司 | 一种钎具用80Mn14Ti钎芯的轧制方法 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113637908B (zh) * | 2021-07-30 | 2023-05-12 | 河钢股份有限公司 | 一种大厚度低温环境用高锰钢板及其生产方法 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5623259A (en) * | 1979-08-03 | 1981-03-05 | Sumitomo Metal Ind Ltd | Nickel-free high manganese cast steel for low temperature use |
CN106222554A (zh) * | 2016-08-23 | 2016-12-14 | 南京钢铁股份有限公司 | 一种经济型超低温用钢及其制备方法 |
WO2017111510A1 (fr) * | 2015-12-23 | 2017-06-29 | 주식회사 포스코 | Matériau d'acier non magnétique ayant une excellente aptitude au façonnage à chaud et son procédé de fabrication |
CN107177786A (zh) * | 2017-05-19 | 2017-09-19 | 东北大学 | 一种lng储罐用高锰中厚板的设计及其制造方法 |
WO2018117712A1 (fr) * | 2016-12-22 | 2018-06-28 | 주식회사 포스코 | Acier à teneur élevée en manganèse ayant une ténacité à basse température et une limite d'élasticité supérieures et procédé de fabrication |
KR20180074450A (ko) * | 2016-12-23 | 2018-07-03 | 주식회사 포스코 | 극저온용 오스테나이트계 고 망간 강 및 제조방법 |
CN108570541A (zh) * | 2018-05-14 | 2018-09-25 | 东北大学 | 一种lng储罐用高锰中厚板的高温热处理方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2978427B2 (ja) * | 1995-05-22 | 1999-11-15 | 株式会社神戸製鋼所 | 極低温用高Mn非磁性鋼及び製造方法 |
KR20000041265A (ko) * | 1998-12-22 | 2000-07-15 | 이구택 | 표면스켑결함과 크랙결함을 동시에 방지하는 미니밀공정에 의한고망간강 열연강판의 제조방법 |
FR2857980B1 (fr) | 2003-07-22 | 2006-01-13 | Usinor | Procede de fabrication de toles d'acier austenitique fer-carbone-manganese, a haute resistance, excellente tenacite et aptitude a la mise en forme a froid, et toles ainsi produites |
JP6002779B2 (ja) * | 2011-12-23 | 2016-10-05 | ポスコPosco | 非磁性高強度高マンガン鋼板及びその製造方法 |
KR20150075275A (ko) | 2013-12-25 | 2015-07-03 | 주식회사 포스코 | 저온인성이 우수한 고망간 강판 및 그 제조방법 |
KR101543916B1 (ko) * | 2013-12-25 | 2015-08-11 | 주식회사 포스코 | 표면 가공 품질이 우수한 저온용강 및 그 제조 방법 |
KR101665821B1 (ko) * | 2014-12-24 | 2016-10-13 | 주식회사 포스코 | 표면 가공 품질이 우수한 저온용 강판 및 그 제조방법 |
JP6703608B2 (ja) * | 2015-12-22 | 2020-06-03 | ポスコPosco | 耐水素脆化性に優れたオーステナイト系鋼材 |
KR101889187B1 (ko) * | 2015-12-23 | 2018-08-16 | 주식회사 포스코 | 열간 가공성이 우수한 비자성 강재 및 그 제조방법 |
-
2019
- 2019-09-26 KR KR1020190118927A patent/KR102255827B1/ko active IP Right Grant
- 2019-10-25 EP EP19877327.7A patent/EP3872217A4/fr active Pending
- 2019-10-25 CN CN201980068253.3A patent/CN112888804A/zh active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5623259A (en) * | 1979-08-03 | 1981-03-05 | Sumitomo Metal Ind Ltd | Nickel-free high manganese cast steel for low temperature use |
WO2017111510A1 (fr) * | 2015-12-23 | 2017-06-29 | 주식회사 포스코 | Matériau d'acier non magnétique ayant une excellente aptitude au façonnage à chaud et son procédé de fabrication |
CN106222554A (zh) * | 2016-08-23 | 2016-12-14 | 南京钢铁股份有限公司 | 一种经济型超低温用钢及其制备方法 |
WO2018117712A1 (fr) * | 2016-12-22 | 2018-06-28 | 주식회사 포스코 | Acier à teneur élevée en manganèse ayant une ténacité à basse température et une limite d'élasticité supérieures et procédé de fabrication |
KR20180074450A (ko) * | 2016-12-23 | 2018-07-03 | 주식회사 포스코 | 극저온용 오스테나이트계 고 망간 강 및 제조방법 |
CN107177786A (zh) * | 2017-05-19 | 2017-09-19 | 东北大学 | 一种lng储罐用高锰中厚板的设计及其制造方法 |
CN108570541A (zh) * | 2018-05-14 | 2018-09-25 | 东北大学 | 一种lng储罐用高锰中厚板的高温热处理方法 |
Non-Patent Citations (1)
Title |
---|
See also references of WO2020085851A1 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114888075B (zh) * | 2022-04-13 | 2024-06-07 | 大冶特殊钢有限公司 | 一种钎具用80Mn14Ti钎芯的轧制方法 |
Also Published As
Publication number | Publication date |
---|---|
EP3872217A1 (fr) | 2021-09-01 |
KR102255827B1 (ko) | 2021-05-26 |
CN112888804A (zh) | 2021-06-01 |
KR20200047320A (ko) | 2020-05-07 |
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