ES2723700T3 - Placa de acero ultra-espesa de sensibilidad débil a la fusiración y baja relación de límite de elasticidad a la tracción y su método de fabricación - Google Patents
Placa de acero ultra-espesa de sensibilidad débil a la fusiración y baja relación de límite de elasticidad a la tracción y su método de fabricación Download PDFInfo
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- ES2723700T3 ES2723700T3 ES16900185T ES16900185T ES2723700T3 ES 2723700 T3 ES2723700 T3 ES 2723700T3 ES 16900185 T ES16900185 T ES 16900185T ES 16900185 T ES16900185 T ES 16900185T ES 2723700 T3 ES2723700 T3 ES 2723700T3
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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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- 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
- 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
- C21D1/84—Controlled slow cooling
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- 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
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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
- C21D8/0205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips of ferrous alloys
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- 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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- 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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- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
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- 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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- 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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- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
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- 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
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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
- C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel 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
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
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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
- 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
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- Mechanical Engineering (AREA)
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- Crystallography & Structural Chemistry (AREA)
- Heat Treatment Of Steel (AREA)
Abstract
Una placa de acero ultra-pesada con baja sensibilidad al agrietamiento y baja relación de rendimiento es la relación entre el límite elástico y la resistencia a la tracción, en donde los porcentajes de masa de los componentes químicos de la placa de acero son C 0,05-0,09; Si 0,2-5 0,4; Mn 1,3-1,6; Al 0,02-0,04; Nb 0,03-0,08; V 0,03-0,08; Cr 0,1-0,5; Ni 0,1-0,5; Mo 0,1-0,3; Cu 0,2-0,5; Ti 0,01-0,02; P <= 0,015; S <= 0,003; N <= 0,007, el balance es Fe e impurezas inevitables, el equivalente de carbono es <= 0,43, el coeficiente de sensibilidad al agrietamiento en frío Pcm es <= 0,20, en donde el equivalente de carbono Ceq y el coeficiente de sensibilidad al agrietamiento en frío Pcm se calculan respectivamente a partir de las siguientes ecuaciones: **(Ver fórmula)** en donde la placa de acero tiene un espesor de 40-70 mm, un límite elástico de >= 460MPa, un límite de tracción de 570-760MPa, una relación de rendimiento de <= 0,80, una tasa de alargamiento de >= 17%, energía de impacto Charpy de >= 150J cuando se mide a 1/4 de espesor y 1/2 de espesor de las placas de acero a una temperatura de - 60°C, una reducción del área en la dirección Z es >= 35%, que está adaptada para ser aplicada en ambientes de baja temperatura en -60°C.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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CN201610272418.7A CN105803325B (zh) | 2016-04-28 | 2016-04-28 | 一种低裂纹敏感性低屈强比特厚钢板及其制备方法 |
PCT/CN2016/102490 WO2017185677A1 (zh) | 2016-04-28 | 2016-10-19 | 一种低裂纹敏感性低屈强比特厚钢板及其制备方法 |
Publications (1)
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ES2723700T3 true ES2723700T3 (es) | 2019-08-30 |
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ES16900185T Active ES2723700T3 (es) | 2016-04-28 | 2016-10-19 | Placa de acero ultra-espesa de sensibilidad débil a la fusiración y baja relación de límite de elasticidad a la tracción y su método de fabricación |
Country Status (5)
Country | Link |
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US (1) | US10781510B2 (es) |
EP (1) | EP3309276B1 (es) |
CN (1) | CN105803325B (es) |
ES (1) | ES2723700T3 (es) |
WO (1) | WO2017185677A1 (es) |
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CN106435379B (zh) * | 2016-10-17 | 2019-01-11 | 江阴兴澄特种钢铁有限公司 | 550MPa级特厚易焊接高韧性抗层状撕裂钢板及其制造方法 |
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JP4824143B2 (ja) * | 2009-10-08 | 2011-11-30 | 新日本製鐵株式会社 | 高強度鋼管、高強度鋼管用鋼板、及び、それらの製造方法 |
CN102409251A (zh) * | 2010-09-21 | 2012-04-11 | 鞍钢股份有限公司 | 610MPa级低焊接裂纹敏感性特厚钢板及其制造方法 |
CN102080183A (zh) * | 2010-12-29 | 2011-06-01 | 南阳汉冶特钢有限公司 | 特厚建筑用结构钢板q345gj系列钢板及其生产方法 |
CN102345049A (zh) * | 2011-06-28 | 2012-02-08 | 南阳汉冶特钢有限公司 | 一种低合金q345c-z35厚板及其生产方法 |
CN104451387B (zh) * | 2014-12-19 | 2016-09-21 | 山东钢铁股份有限公司 | 一种09MnNiDR特厚低温容器板及其生产方法 |
CN105112806A (zh) * | 2015-09-25 | 2015-12-02 | 江苏省沙钢钢铁研究院有限公司 | 屈服强度460MPa级高止裂韧性钢板及其生产方法 |
JP6179609B2 (ja) * | 2016-01-08 | 2017-08-16 | 新日鐵住金株式会社 | 冷間加工性に優れた厚肉高強度鋼板の製造方法 |
CN105803325B (zh) * | 2016-04-28 | 2017-10-27 | 江阴兴澄特种钢铁有限公司 | 一种低裂纹敏感性低屈强比特厚钢板及其制备方法 |
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2016
- 2016-04-28 CN CN201610272418.7A patent/CN105803325B/zh active Active
- 2016-10-19 EP EP16900185.6A patent/EP3309276B1/en active Active
- 2016-10-19 ES ES16900185T patent/ES2723700T3/es active Active
- 2016-10-19 US US15/735,489 patent/US10781510B2/en active Active
- 2016-10-19 WO PCT/CN2016/102490 patent/WO2017185677A1/zh active Application Filing
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US20180155810A1 (en) | 2018-06-07 |
US10781510B2 (en) | 2020-09-22 |
WO2017185677A1 (zh) | 2017-11-02 |
CN105803325A (zh) | 2016-07-27 |
EP3309276A4 (en) | 2018-04-18 |
EP3309276A1 (en) | 2018-04-18 |
EP3309276B1 (en) | 2019-02-27 |
CN105803325B (zh) | 2017-10-27 |
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