JP7529049B2 - 角形鋼管およびその製造方法、熱延鋼板およびその製造方法、並びに建築構造物 - Google Patents

角形鋼管およびその製造方法、熱延鋼板およびその製造方法、並びに建築構造物 Download PDF

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JP7529049B2
JP7529049B2 JP2022573502A JP2022573502A JP7529049B2 JP 7529049 B2 JP7529049 B2 JP 7529049B2 JP 2022573502 A JP2022573502 A JP 2022573502A JP 2022573502 A JP2022573502 A JP 2022573502A JP 7529049 B2 JP7529049 B2 JP 7529049B2
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less
hot
steel pipe
square steel
bainite
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JPWO2023053837A1 (https=
JPWO2023053837A5 (https=
Inventor
直道 岩田
晃英 松本
信介 井手
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JFE Steel Corp
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JFE Steel Corp
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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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles 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
    • B21C37/0803—Making tubes with welded or soldered seams the tubes having a special shape, e.g. polygonal tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles 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
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221—Modifying the physical properties of ferrous metals or ferrous alloys 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247—Modifying the physical properties of ferrous metals or ferrous alloys 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 of ferrous metals or ferrous alloys 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
    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/10—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies
    • 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
    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • 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
    • C22C38/06—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
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • 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
    • 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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
    • 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
    • C21D2211/005—Ferrite

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  • 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)
  • Metal Rolling (AREA)
JP2022573502A 2021-09-29 2022-09-01 角形鋼管およびその製造方法、熱延鋼板およびその製造方法、並びに建築構造物 Active JP7529049B2 (ja)

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JP2021159272 2021-09-29
JP2021159272 2021-09-29
PCT/JP2022/032953 WO2023053837A1 (ja) 2021-09-29 2022-09-01 角形鋼管およびその製造方法、熱延鋼板およびその製造方法、並びに建築構造物

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JPWO2023053837A1 JPWO2023053837A1 (https=) 2023-04-06
JPWO2023053837A5 JPWO2023053837A5 (https=) 2023-09-06
JP7529049B2 true JP7529049B2 (ja) 2024-08-06

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JP (1) JP7529049B2 (https=)
KR (1) KR20240053606A (https=)
CN (1) CN117980519A (https=)
TW (1) TWI825985B (https=)
WO (1) WO2023053837A1 (https=)

Families Citing this family (4)

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Publication number Priority date Publication date Assignee Title
TWI868761B (zh) * 2023-06-28 2025-01-01 中國鋼鐵股份有限公司 具有優異接合性之高強度冷軋鋼及其製造方法
CN121263544A (zh) * 2023-06-29 2026-01-02 杰富意钢铁株式会社 角形钢管及其制造方法以及建筑结构物
WO2025004445A1 (ja) * 2023-06-29 2025-01-02 Ｊｆｅスチール株式会社 角形鋼管およびその製造方法ならびに建築構造物
CN118639143A (zh) * 2024-08-15 2024-09-13 鞍钢股份有限公司 一种550MPa级工程结构用钢的生产方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000144316A (ja) 1998-11-10 2000-05-26 Kawasaki Steel Corp 超微細粒を有する加工用熱延鋼板
JP2012132088A (ja) 2010-11-30 2012-07-12 Jfe Steel Corp 建築構造部材向け角形鋼管用厚肉熱延鋼板およびその製造方法
WO2018235244A1 (ja) 2017-06-22 2018-12-27 新日鐵住金株式会社 ラインパイプ用アズロール電縫鋼管及び熱延鋼板
US20200255920A1 (en) 2017-11-03 2020-08-13 Posco Steel material for welding steel pipe having excellent low-temperature toughness, steel material that has undergone weld heat treatment, and method for manufacturing same
WO2020209060A1 (ja) 2019-04-08 2020-10-15 Ｊｆｅスチール株式会社 角形鋼管およびその製造方法ならびに建築構造物
JP2021147630A (ja) 2020-03-17 2021-09-27 日本製鉄株式会社 熱延鋼板、角形鋼管、およびそれらの製造方法

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JPS5096087U (https=) 1974-01-06 1975-08-11
JPS573993Y2 (https=) 1976-12-17 1982-01-25
JPS5589885U (https=) 1978-12-14 1980-06-21
JPS5655725U (https=) 1979-10-08 1981-05-14
JPH0710082Y2 (ja) 1990-01-09 1995-03-08 エスエムシー株式会社 ブレーキ装置付きロッドレスシリンダ
JPH0743458Y2 (ja) 1990-01-10 1995-10-09 エスエムシー株式会社 磁気近接スイッチ付き流体圧シリンダ
JPH04276324A (ja) 1991-03-04 1992-10-01 Sony Corp 光学式情報再生装置
JPH0681314A (ja) 1992-08-31 1994-03-22 Maeda Corp コンクリート主塔の築造方法
JPH07224351A (ja) 1994-02-14 1995-08-22 Japan Casting & Forging Corp 冷間加工後の一様伸びの優れた高強度熱延鋼板およびその製造方法
JP6435122B2 (ja) 2014-06-27 2018-12-05 新日鐵住金株式会社 冷間プレス成形角形鋼管用厚鋼板、冷間プレス成形角形鋼管、及び溶接方法
CN111094609B (zh) * 2017-09-19 2021-09-14 日本制铁株式会社 钢管和钢板
KR102498954B1 (ko) * 2018-08-23 2023-02-10 제이에프이 스틸 가부시키가이샤 각형 강관 및 그 제조 방법 그리고 건축 구조물

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000144316A (ja) 1998-11-10 2000-05-26 Kawasaki Steel Corp 超微細粒を有する加工用熱延鋼板
JP2012132088A (ja) 2010-11-30 2012-07-12 Jfe Steel Corp 建築構造部材向け角形鋼管用厚肉熱延鋼板およびその製造方法
WO2018235244A1 (ja) 2017-06-22 2018-12-27 新日鐵住金株式会社 ラインパイプ用アズロール電縫鋼管及び熱延鋼板
US20200255920A1 (en) 2017-11-03 2020-08-13 Posco Steel material for welding steel pipe having excellent low-temperature toughness, steel material that has undergone weld heat treatment, and method for manufacturing same
WO2020209060A1 (ja) 2019-04-08 2020-10-15 Ｊｆｅスチール株式会社 角形鋼管およびその製造方法ならびに建築構造物
JP2021147630A (ja) 2020-03-17 2021-09-27 日本製鉄株式会社 熱延鋼板、角形鋼管、およびそれらの製造方法

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KR20240053606A (ko) 2024-04-24
JPWO2023053837A1 (https=) 2023-04-06
TW202314003A (zh) 2023-04-01
CN117980519A (zh) 2024-05-03
TWI825985B (zh) 2023-12-11
WO2023053837A1 (ja) 2023-04-06

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