BR112016001817A2 - placa espessa de aço e método para fabricar a mesma - Google Patents
placa espessa de aço e método para fabricar a mesmaInfo
- Publication number
- BR112016001817A2 BR112016001817A2 BR112016001817A BR112016001817A BR112016001817A2 BR 112016001817 A2 BR112016001817 A2 BR 112016001817A2 BR 112016001817 A BR112016001817 A BR 112016001817A BR 112016001817 A BR112016001817 A BR 112016001817A BR 112016001817 A2 BR112016001817 A2 BR 112016001817A2
- Authority
- BR
- Brazil
- Prior art keywords
- less
- steel plate
- thick steel
- chemical composition
- accelerated cooling
- Prior art date
Links
Classifications
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- 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
- C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
- C21D2211/002—Bainite
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)
Abstract
placa espessa de aço excelente em soldagem de entrada grande de calor e uniformidade de propriedades de material ao longo da placa de aço e a um método para fabricar a placa de aço. a placa espessa de aço tem uma composição química que contém, em % em massa, de c: 0,030% ou mais e 0,080% ou menos, de si: 0,01% ou mais e 0,10% ou menos, de mn 1,20% ou mais e 2,40% ou menos, de p: 0,008% ou menos, de s: 0,0005% ou mais e 0,0040% ou menos, de al: 0,005% ou mais e 0,080% ou menos, de nb: 0,003% ou mais e 0,040% ou menos, de ti: 0,003% ou mais e 0,040% ou menos, de n: 0,0030% ou mais e 0,0100% ou menos, de b: 0,0003% ou mais e 0,0030% ou menos, e sendo que o saldo é de fe e impurezas inevitáveis e contém adicionalmente, conforme necessário, um, dois ou mais de cu, ni, cr, mo, v, ca, zr, rem, em que uma largura de variação (¿hv) de dureza vickers (hv), em cada uma dentre a direção de espessura e a direção de largura, é 30 ou menos. o método inclui aquecer um material de aço que tem a composição química descrita acima, a uma temperatura de 1.000 °c ou mais alta e 1.300 °c ou mais baixa, laminar a quente o material de aço aquecido, e realizar a desincrustação, usando-se um fluxo a jato com uma pressão de colisão de 1 mpa ou mais na superfície da placa de aço, imediatamente antes de o resfriamento acelerado ser subsequentemente realizado, e, após o mesmo, realizar o resfriamento acelerado.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013-171932 | 2013-08-22 | ||
JP2013171932A JP5692305B2 (ja) | 2013-08-22 | 2013-08-22 | 大入熱溶接特性と材質均質性に優れた厚鋼板およびその製造方法 |
PCT/JP2014/004055 WO2015025486A1 (ja) | 2013-08-22 | 2014-08-04 | 厚鋼板およびその製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
BR112016001817A2 true BR112016001817A2 (pt) | 2017-08-01 |
BR112016001817B1 BR112016001817B1 (pt) | 2021-04-06 |
Family
ID=52483282
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112016001817-6A BR112016001817B1 (pt) | 2013-08-22 | 2014-08-04 | Placa espessa de aço e método para fabricar a mesma |
Country Status (6)
Country | Link |
---|---|
JP (1) | JP5692305B2 (pt) |
KR (1) | KR101795548B1 (pt) |
CN (1) | CN105473753B (pt) |
BR (1) | BR112016001817B1 (pt) |
TW (1) | TWI525199B (pt) |
WO (1) | WO2015025486A1 (pt) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105392935B (zh) * | 2013-07-25 | 2017-11-17 | 东丽株式会社 | 耐磨耗性多重织物 |
EP3279352B1 (en) * | 2015-03-31 | 2022-12-07 | JFE Steel Corporation | Method for producing a high strength/high toughness steel sheet |
CN107904504B (zh) * | 2017-11-10 | 2019-05-31 | 钢铁研究总院 | 一种正火态交货的可大线能量焊接用eh36特厚板及制备方法 |
CN109136724B (zh) * | 2018-09-14 | 2021-06-15 | 东北大学 | 一种低屈强比q690f工程机械用钢板及其制造方法 |
WO2020251002A1 (ja) * | 2019-06-14 | 2020-12-17 | 日鉄ステンレス株式会社 | オーステナイト系ステンレス鋼およびその製造方法 |
CN113458164A (zh) * | 2021-06-15 | 2021-10-01 | 邯郸钢铁集团有限责任公司 | 一种小断面含Cr、Ni、Mo合金连铸方坯的除鳞方法 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3507989B2 (ja) | 1993-10-28 | 2004-03-15 | 日本酸素株式会社 | 不活性ガス中の酸素濃度調節方法及び装置 |
JPH0957327A (ja) | 1995-08-22 | 1997-03-04 | Sumitomo Metal Ind Ltd | 厚鋼板のスケール除去方法 |
JP3911834B2 (ja) | 1998-03-30 | 2007-05-09 | Jfeスチール株式会社 | 板厚方向材質差の小さい低降伏比高張力鋼材の製造方法 |
JP3796133B2 (ja) | 2000-04-18 | 2006-07-12 | 新日本製鐵株式会社 | 厚鋼板冷却方法およびその装置 |
EP1577412B2 (en) * | 2002-12-24 | 2014-11-12 | Nippon Steel & Sumitomo Metal Corporation | High strength steel sheet exhibiting good burring workability and excellent resistance to softening in heat-affected zone and method for production thereof |
JP2005002476A (ja) | 2004-08-03 | 2005-01-06 | Jfe Steel Kk | 溶接継手 |
CN100567546C (zh) * | 2005-11-30 | 2009-12-09 | 株式会社神户制钢所 | 焊接热影响部的韧性优异、软化小的厚钢板 |
JP5008879B2 (ja) * | 2006-02-27 | 2012-08-22 | 新日本製鐵株式会社 | 強度および低温靭性の優れた高張力鋼板および高張力鋼板の製造方法 |
US20110126944A1 (en) * | 2008-07-31 | 2011-06-02 | Jfe Steel Corporation | Thick-walled high-strength hot rolled steel sheet with excellent low-temperature toughness and method for producing same |
JP5195469B2 (ja) * | 2009-01-30 | 2013-05-08 | Jfeスチール株式会社 | 低温靭性に優れた厚肉高張力熱延鋼板の製造方法 |
JP5526685B2 (ja) | 2009-09-30 | 2014-06-18 | Jfeスチール株式会社 | 大入熱溶接用鋼 |
JP5811591B2 (ja) | 2011-05-24 | 2015-11-11 | Jfeスチール株式会社 | 耐圧潰性および溶接熱影響部靱性に優れた高強度ラインパイプ及びその製造方法 |
JP5867381B2 (ja) * | 2011-12-22 | 2016-02-24 | Jfeスチール株式会社 | 鋼板内の材質均一性に優れた大入熱溶接用高強度鋼板及びその製造方法 |
JP5742750B2 (ja) * | 2012-02-28 | 2015-07-01 | 新日鐵住金株式会社 | 厚鋼板及びその製造方法 |
-
2013
- 2013-08-22 JP JP2013171932A patent/JP5692305B2/ja active Active
-
2014
- 2014-08-04 CN CN201480046492.6A patent/CN105473753B/zh active Active
- 2014-08-04 BR BR112016001817-6A patent/BR112016001817B1/pt active IP Right Grant
- 2014-08-04 WO PCT/JP2014/004055 patent/WO2015025486A1/ja active Application Filing
- 2014-08-04 KR KR1020167003412A patent/KR101795548B1/ko active IP Right Grant
- 2014-08-11 TW TW103127408A patent/TWI525199B/zh active
Also Published As
Publication number | Publication date |
---|---|
JP2015040328A (ja) | 2015-03-02 |
CN105473753B (zh) | 2017-09-26 |
JP5692305B2 (ja) | 2015-04-01 |
KR20160028480A (ko) | 2016-03-11 |
WO2015025486A1 (ja) | 2015-02-26 |
TWI525199B (zh) | 2016-03-11 |
TW201508069A (zh) | 2015-03-01 |
KR101795548B1 (ko) | 2017-11-08 |
BR112016001817B1 (pt) | 2021-04-06 |
CN105473753A (zh) | 2016-04-06 |
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B07A | Technical examination (opinion): publication of technical examination (opinion) [chapter 7.1 patent gazette] | ||
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Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 04/08/2014, OBSERVADAS AS CONDICOES LEGAIS. |