MX2018015659A - Lamina de acero laminada en caliente para tuberia de conduccion de alta resistencia de gran espesor, tuberia de acero soldada para tuberia de conduccion de alta resistencia de gran espesor, y metodo para producir la tuberia de acero soldada. - Google Patents
Lamina de acero laminada en caliente para tuberia de conduccion de alta resistencia de gran espesor, tuberia de acero soldada para tuberia de conduccion de alta resistencia de gran espesor, y metodo para producir la tuberia de acero soldada.Info
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- C—CHEMISTRY; METALLURGY
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
- B21C37/08—Making tubes with welded or soldered seams
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- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/06—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles
- B21D5/10—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles for making tubes
- B21D5/12—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles for making tubes making use of forming-rollers
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- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/08—Seam welding not restricted to one of the preceding subgroups
- B23K11/087—Seam welding not restricted to one of the preceding subgroups for rectilinear seams
- B23K11/0873—Seam welding not restricted to one of the preceding subgroups for rectilinear seams of the longitudinal seam of tubes
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- C21D6/00—Heat treatment of ferrous alloys
- C21D6/002—Heat treatment of ferrous alloys containing Cr
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- 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
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- 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
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- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
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Abstract
Se proporciona una lamina de acero laminada en caliente para una tuberia de conduccion de alta resistencia de gran espesor adecuada como una tuberia de conduccion para la transportacion de gas natural, petroleo crudo y similares, la lamina de acero particularmente tiene una alta resistencia de API grado X60 a x80 (limite elastico YS: 415 MPa o mayor, resistencia a latraccion TS: 520 MPa o mayor) y que tiene una excelente propiedad DWTT de porcion de base metalica (retencion de fractura por fragilidad). Se proporciona una tuberia de acero soldada para una tuberia de conduccion de alta resistencia de gran espesor formada a partir de una lamina de acero laminada en caliente y un metodo para producir la tuberia de acero soldada. Una lamina de acero laminada en caliente para una tuberia de conduccion de alta resistencia de gran espesor, la lamina de acero laminada en caliente tiene una composicion química que incluye, en % de masa, C: 0.02 a 0.20%, Mn: 0.80 a 2.10%, Si: 0.01 a 0.50%, P: 0.034% o menos, S: 0.0050% o menos, Nb: 0.01 a 0.15%, Ti: 0.001 a 0.030% y Al: 0.001 a 0.080%, el equilibrio que es Fe y las impurezas relacionadas, la lamina de acero laminada en caliente que tiene una microestructura en la que una fase principal es una estructura de transformacion de enfriamiento continuo (Zw) y en la que granos {001}a en un plano cuya direccion normal es la direccion de la anchura de la lamina constituye una fraccion de area del 10% o menos y tienen un tamaño combinado de 10 µm o menos en terminos del diametro de grano promedio de fraccion de area, en donde la lamina de acero laminado en caliente tiene una resistencia a la traccion de 520 MPa o mas, y , en una prueba de desgarramiento por caida de peso (DWTT), una temperatura a la que un porcentaje de fractura ductil alcanza el 85% es -25 °C o inferior.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2016123564 | 2016-06-22 | ||
PCT/JP2017/020981 WO2017221690A1 (ja) | 2016-06-22 | 2017-06-06 | 厚肉高強度ラインパイプ用熱延鋼板、ならびに、厚肉高強度ラインパイプ用溶接鋼管およびその製造方法 |
Publications (1)
Publication Number | Publication Date |
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MX2018015659A true MX2018015659A (es) | 2019-03-14 |
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Application Number | Title | Priority Date | Filing Date |
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MX2018015659A MX2018015659A (es) | 2016-06-22 | 2017-06-06 | Lamina de acero laminada en caliente para tuberia de conduccion de alta resistencia de gran espesor, tuberia de acero soldada para tuberia de conduccion de alta resistencia de gran espesor, y metodo para producir la tuberia de acero soldada. |
Country Status (11)
Country | Link |
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US (1) | US11377719B2 (es) |
EP (1) | EP3476960B1 (es) |
JP (1) | JP6354910B2 (es) |
KR (1) | KR102232747B1 (es) |
CN (1) | CN109312437B (es) |
BR (1) | BR112018076698B1 (es) |
CA (1) | CA3028930C (es) |
MX (1) | MX2018015659A (es) |
PL (1) | PL3476960T3 (es) |
RU (1) | RU2699381C1 (es) |
WO (1) | WO2017221690A1 (es) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101940880B1 (ko) * | 2016-12-22 | 2019-01-21 | 주식회사 포스코 | 저온인성 및 후열처리 특성이 우수한 내sour 후판 강재 및 그 제조방법 |
KR102119975B1 (ko) * | 2018-11-29 | 2020-06-08 | 주식회사 포스코 | 저온인성과 연신율이 우수하며, 항복비가 작은 후물 고강도 라인파이프용 강재 및 그 제조방법 |
CN109402354A (zh) * | 2018-11-30 | 2019-03-01 | 包头钢铁(集团)有限责任公司 | 一种高效生产具备优异低温落锤性能的厚规格x70m管线热轧板带的制备方法 |
JP6841392B2 (ja) * | 2019-02-21 | 2021-03-10 | 日本製鉄株式会社 | 高強度電縫鋼管および地盤安定化工事用高強度電縫鋼管の使用方法 |
JP6690788B1 (ja) * | 2019-03-29 | 2020-04-28 | Jfeスチール株式会社 | 電縫鋼管およびその製造方法、並びに鋼管杭 |
CN110241360B (zh) * | 2019-07-30 | 2020-11-03 | 马鞍山钢铁股份有限公司 | 一种厚壁大口径的erw海底管线用热轧钢板卷及其制备方法 |
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CN104694844B (zh) * | 2015-03-27 | 2017-01-18 | 山东钢铁股份有限公司 | 一种x65m管线钢的生产方法 |
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- 2017-06-06 KR KR1020187035879A patent/KR102232747B1/ko active IP Right Grant
- 2017-06-06 CN CN201780038335.4A patent/CN109312437B/zh active Active
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- 2017-06-06 EP EP17815159.3A patent/EP3476960B1/en active Active
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US20190211430A1 (en) | 2019-07-11 |
WO2017221690A1 (ja) | 2017-12-28 |
BR112018076698A2 (pt) | 2019-04-02 |
EP3476960A4 (en) | 2019-05-01 |
EP3476960A1 (en) | 2019-05-01 |
CN109312437B (zh) | 2021-03-09 |
KR20190007463A (ko) | 2019-01-22 |
CN109312437A (zh) | 2019-02-05 |
US11377719B2 (en) | 2022-07-05 |
CA3028930C (en) | 2021-08-03 |
CA3028930A1 (en) | 2017-12-28 |
JPWO2017221690A1 (ja) | 2018-07-05 |
KR102232747B1 (ko) | 2021-03-25 |
JP6354910B2 (ja) | 2018-07-11 |
RU2699381C1 (ru) | 2019-09-05 |
PL3476960T3 (pl) | 2021-05-04 |
EP3476960B1 (en) | 2020-10-21 |
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