EP2799575A4 - Feuille d'acier laminée à chaud à haute résistance et son procédé de fabrication - Google Patents
Feuille d'acier laminée à chaud à haute résistance et son procédé de fabricationInfo
- Publication number
- EP2799575A4 EP2799575A4 EP12863451.6A EP12863451A EP2799575A4 EP 2799575 A4 EP2799575 A4 EP 2799575A4 EP 12863451 A EP12863451 A EP 12863451A EP 2799575 A4 EP2799575 A4 EP 2799575A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- steel sheet
- tensile strength
- hot rolled
- strength steel
- high tensile
- 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.)
- Granted
Links
- 229910000831 Steel Inorganic materials 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 239000010959 steel Substances 0.000 title 1
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
- C22C38/38—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
- 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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- 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
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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
-
- 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
- C21D8/10—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies
- C21D8/105—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies of ferrous 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
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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
-
- 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
- C22C38/18—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
- C22C38/24—Ferrous alloys, e.g. steel alloys containing chromium 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
- C22C38/26—Ferrous alloys, e.g. steel alloys containing chromium with niobium or tantalum
-
- 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
-
- 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
- C22C38/44—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
- C22C38/46—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
- C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
-
- 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
-
- 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
-
- 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
-
- 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
- C21D2211/003—Cementite
-
- 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
- C21D2211/008—Martensite
-
- 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)
- Manufacturing & Machinery (AREA)
- Heat Treatment Of Steel (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011285906 | 2011-12-27 | ||
PCT/JP2012/008211 WO2013099192A1 (fr) | 2011-12-27 | 2012-12-21 | Feuille d'acier laminée à chaud à haute résistance et son procédé de fabrication |
Publications (3)
Publication Number | Publication Date |
---|---|
EP2799575A1 EP2799575A1 (fr) | 2014-11-05 |
EP2799575A4 true EP2799575A4 (fr) | 2015-10-28 |
EP2799575B1 EP2799575B1 (fr) | 2016-12-21 |
Family
ID=48696734
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP12863451.6A Active EP2799575B1 (fr) | 2011-12-27 | 2012-12-21 | Feuille d'acier laminée à chaud à haute résistance et son procédé de fabrication |
Country Status (7)
Country | Link |
---|---|
US (1) | US20140352852A1 (fr) |
EP (1) | EP2799575B1 (fr) |
JP (1) | JP5812115B2 (fr) |
KR (1) | KR101664635B1 (fr) |
CN (1) | CN104011245B (fr) |
IN (1) | IN2014KN01252A (fr) |
WO (1) | WO2013099192A1 (fr) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015098556A1 (fr) * | 2013-12-25 | 2015-07-02 | 新日鐵住金株式会社 | Tuyau en acier soudé par résistance électrique pour puits de pétrole |
CN106133175B (zh) * | 2014-03-31 | 2018-09-07 | 杰富意钢铁株式会社 | 耐应变时效特性和耐hic特性优良的高变形能力管线管用钢材及其制造方法以及焊接钢管 |
JP6369347B2 (ja) * | 2015-02-13 | 2018-08-08 | Jfeスチール株式会社 | 深井戸向けコンダクターケーシング用高強度厚肉スパイラル鋼管及びその製造方法 |
CN107429354B (zh) * | 2015-03-27 | 2020-06-09 | 杰富意钢铁株式会社 | 高强度钢及其制造方法、以及钢管及其制造方法 |
JP6241570B2 (ja) * | 2015-03-27 | 2017-12-06 | Jfeスチール株式会社 | 高強度鋼及びその製造方法、並びに鋼管及びその鋼管の製造方法 |
EP3571324B1 (fr) * | 2017-01-20 | 2021-11-03 | thyssenkrupp Hohenlimburg GmbH | Produit plat en acier laminé à chaud constitué d'un acier à phase complexe ayant une structure essentiellement bainitique et procédé pour fabriquer un tel produit plat en acier |
CN109722611B (zh) * | 2017-10-27 | 2020-08-25 | 宝山钢铁股份有限公司 | 一种低屈强比超高强度连续油管用钢及其制造方法 |
EP3705593A4 (fr) * | 2017-10-30 | 2021-09-01 | Nippon Steel Corporation | Tôle en acier laminée à chaud, et procédé de fabrication de celle-ci |
JP6773021B2 (ja) * | 2017-12-27 | 2020-10-21 | Jfeスチール株式会社 | 疲労強度に優れた厚肉大径電縫鋼管およびその製造方法 |
EP3514253B1 (fr) * | 2018-01-23 | 2020-10-14 | SSAB Technology AB | Acier laminé à chaud et procédé de fabrication d'acier laminé à chaud |
EP3816311B1 (fr) * | 2018-06-29 | 2023-04-26 | Nippon Steel Corporation | Tuyau d'acier et tôle d'acier |
RU2696920C1 (ru) * | 2018-07-30 | 2019-08-07 | Акционерное общество "Выксунский металлургический завод" | Способ производства проката для труб магистральных трубопроводов с одновременным обеспечением равномерного удлинения и хладостойкости |
CN112585289B (zh) * | 2018-08-23 | 2022-04-29 | 杰富意钢铁株式会社 | 热轧钢板及其制造方法 |
JP7284380B2 (ja) * | 2019-02-08 | 2023-05-31 | 日本製鉄株式会社 | ラインパイプ用電縫鋼管 |
KR102255818B1 (ko) * | 2019-06-24 | 2021-05-25 | 주식회사 포스코 | 내부식성이 우수한 고강도 구조용 강재 및 그 제조방법 |
WO2021100534A1 (fr) * | 2019-11-20 | 2021-05-27 | Jfeスチール株式会社 | Tôle d'acier laminée à chaud pour tuyau en acier électrosoudé et son procédé de production, tuyau en acier électrosoudé et son procédé de production, canalisation et structure d'immeuble |
CN115362273B (zh) * | 2020-04-02 | 2023-12-08 | 杰富意钢铁株式会社 | 电阻焊钢管及其制造方法 |
CN116145022B (zh) * | 2021-11-19 | 2024-03-08 | 宝山钢铁股份有限公司 | 一种屈服强度不低于900MPa的低屈强比钢板及其制造方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1860204A1 (fr) * | 2005-03-17 | 2007-11-28 | Sumitomo Metal Industries, Ltd. | Plaque d'acier à haute résistance à la traction, tuyau d'acier soudé et procédé pour la production de ceux-ci |
US20090025835A1 (en) * | 2005-04-04 | 2009-01-29 | Takuya Hara | High Strength Steel Plate and High Strength Welded Pipe Excellent in Ductile Fracture Characteristic and Methods of Production of Same |
JP2011017061A (ja) * | 2009-07-10 | 2011-01-27 | Jfe Steel Corp | 高強度溶接鋼管用高張力熱延鋼板およびその製造方法 |
WO2011065582A1 (fr) * | 2009-11-25 | 2011-06-03 | Jfeスチール株式会社 | Tuyau d'acier soudé pour tube de canalisation présentant une résistance à la compression supérieure et une excellente résistance à l'acidité, et procédé de production de celui-ci |
EP2735622A1 (fr) * | 2011-07-20 | 2014-05-28 | JFE Steel Corporation | Plaque d'acier laminée à chaud haute résistance à faible rapport d'élasticité ayant une excellente ténacité à basse température et procédé de production de celle-ci |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0653912B2 (ja) | 1989-09-08 | 1994-07-20 | 川崎製鉄株式会社 | リールバージ敷設性に優れた高靭性電縫鋼管 |
JP4277405B2 (ja) | 2000-01-26 | 2009-06-10 | Jfeスチール株式会社 | 低温靱性および溶接性に優れた高強度電縫鋼管用熱延鋼板の製造方法 |
JP4466320B2 (ja) | 2004-10-27 | 2010-05-26 | Jfeスチール株式会社 | ラインパイプ用低降伏比電縫鋼管の製造方法 |
JP4336294B2 (ja) | 2004-11-16 | 2009-09-30 | 新日本製鐵株式会社 | 時効後の変形特性に優れたパイプライン用高強度鋼管の製造方法 |
JP5092358B2 (ja) * | 2006-11-09 | 2012-12-05 | Jfeスチール株式会社 | 高強度高靱性鋼板の製造方法 |
BRPI0913046A2 (pt) * | 2008-05-26 | 2020-12-15 | Nippon Steel Corporation | Chapa de aço laminada a quente de alta resistência para uso em oleodutos, excelente em tenacidade a baixa temperatura e performance de interrupção de fratura dúctil e método de produção da mesma |
CA2844718C (fr) * | 2009-01-30 | 2017-06-27 | Jfe Steel Corporation | Tole epaisse laminee a chaud en acier a haute resistance a la traction presentant une excellente tenacite a basse temperature et processus pour sa production |
JP5742123B2 (ja) * | 2010-07-16 | 2015-07-01 | Jfeスチール株式会社 | ラインパイプ用高強度溶接鋼管向け高張力熱延鋼板およびその製造方法 |
JP5776377B2 (ja) * | 2011-06-30 | 2015-09-09 | Jfeスチール株式会社 | 耐サワー性に優れたラインパイプ用溶接鋼管向け高強度熱延鋼板およびその製造方法 |
-
2012
- 2012-12-21 CN CN201280065034.8A patent/CN104011245B/zh active Active
- 2012-12-21 JP JP2013551228A patent/JP5812115B2/ja active Active
- 2012-12-21 WO PCT/JP2012/008211 patent/WO2013099192A1/fr active Application Filing
- 2012-12-21 KR KR1020147018457A patent/KR101664635B1/ko active IP Right Grant
- 2012-12-21 US US14/368,857 patent/US20140352852A1/en not_active Abandoned
- 2012-12-21 EP EP12863451.6A patent/EP2799575B1/fr active Active
- 2012-12-21 IN IN1252KON2014 patent/IN2014KN01252A/en unknown
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1860204A1 (fr) * | 2005-03-17 | 2007-11-28 | Sumitomo Metal Industries, Ltd. | Plaque d'acier à haute résistance à la traction, tuyau d'acier soudé et procédé pour la production de ceux-ci |
US20090025835A1 (en) * | 2005-04-04 | 2009-01-29 | Takuya Hara | High Strength Steel Plate and High Strength Welded Pipe Excellent in Ductile Fracture Characteristic and Methods of Production of Same |
JP2011017061A (ja) * | 2009-07-10 | 2011-01-27 | Jfe Steel Corp | 高強度溶接鋼管用高張力熱延鋼板およびその製造方法 |
WO2011065582A1 (fr) * | 2009-11-25 | 2011-06-03 | Jfeスチール株式会社 | Tuyau d'acier soudé pour tube de canalisation présentant une résistance à la compression supérieure et une excellente résistance à l'acidité, et procédé de production de celui-ci |
US20130000793A1 (en) * | 2009-11-25 | 2013-01-03 | Jfe Steel Corporation | Welded steel pipe for linepipe having high compressive strength and excellent sour gas resistance and manufacturing method thereof |
EP2735622A1 (fr) * | 2011-07-20 | 2014-05-28 | JFE Steel Corporation | Plaque d'acier laminée à chaud haute résistance à faible rapport d'élasticité ayant une excellente ténacité à basse température et procédé de production de celle-ci |
Non-Patent Citations (1)
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Also Published As
Publication number | Publication date |
---|---|
CN104011245B (zh) | 2017-03-01 |
CN104011245A (zh) | 2014-08-27 |
KR20140099321A (ko) | 2014-08-11 |
WO2013099192A1 (fr) | 2013-07-04 |
KR101664635B1 (ko) | 2016-10-10 |
IN2014KN01252A (fr) | 2015-10-16 |
EP2799575B1 (fr) | 2016-12-21 |
US20140352852A1 (en) | 2014-12-04 |
JPWO2013099192A1 (ja) | 2015-04-30 |
JP5812115B2 (ja) | 2015-11-11 |
EP2799575A1 (fr) | 2014-11-05 |
WO2013099192A8 (fr) | 2014-06-26 |
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