KR20250004851A - 열연 강판, 각형 강관, 그들의 제조 방법 및 건축 구조물 - Google Patents

열연 강판, 각형 강관, 그들의 제조 방법 및 건축 구조물 Download PDF

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Publication number
KR20250004851A
KR20250004851A KR1020247038702A KR20247038702A KR20250004851A KR 20250004851 A KR20250004851 A KR 20250004851A KR 1020247038702 A KR1020247038702 A KR 1020247038702A KR 20247038702 A KR20247038702 A KR 20247038702A KR 20250004851 A KR20250004851 A KR 20250004851A
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KR
South Korea
Prior art keywords
less
hot
plate
plate thickness
temperature
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Pending
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KR1020247038702A
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English (en)
Korean (ko)
Inventor
나오미치 이와타
아키히데 마츠모토
신스케 이데
Original Assignee
제이에프이 스틸 가부시키가이샤
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Application filed by 제이에프이 스틸 가부시키가이샤 filed Critical 제이에프이 스틸 가부시키가이샤
Publication of KR20250004851A publication Critical patent/KR20250004851A/ko
Pending legal-status Critical Current

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Classifications

    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B3/00—Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences ; Rolling of aluminium, copper, zinc or other non-ferrous metals
    • 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
    • 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
    • C22C38/04—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
    • C22C38/18—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
    • C22C38/46—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
    • C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel 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
    • C22C38/60—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
    • C21D2211/005—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
    • C21D2211/009—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)
  • Heat Treatment Of Steel (AREA)
  • Rod-Shaped Construction Members (AREA)
KR1020247038702A 2022-06-03 2023-05-15 열연 강판, 각형 강관, 그들의 제조 방법 및 건축 구조물 Pending KR20250004851A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022090799 2022-06-03
JPJP-P-2022-090799 2022-06-03
PCT/JP2023/018030 WO2023233980A1 (ja) 2022-06-03 2023-05-15 熱延鋼板、角形鋼管、それらの製造方法および建築構造物

Publications (1)

Publication Number Publication Date
KR20250004851A true KR20250004851A (ko) 2025-01-08

Family

ID=89026434

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020247038702A Pending KR20250004851A (ko) 2022-06-03 2023-05-15 열연 강판, 각형 강관, 그들의 제조 방법 및 건축 구조물

Country Status (5)

Country Link
JP (1) JP7424551B1 (https=)
KR (1) KR20250004851A (https=)
CN (1) CN119173647A (https=)
TW (1) TWI869860B (https=)
WO (1) WO2023233980A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5589885U (https=) 1978-12-14 1980-06-21
JPS5594165U (https=) 1978-07-17 1980-06-30
JPS6388091U (https=) 1986-11-26 1988-06-08
JPH0987743A (ja) 1995-09-27 1997-03-31 Kawasaki Steel Corp 低降伏比高靱性電縫角形鋼管の製造方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2869700C (en) * 2012-04-12 2017-12-19 Jfe Steel Corporation Hot rolled steel sheet for square column for building structural members and method for manufacturing the same
CN110312814B (zh) * 2017-02-17 2021-10-01 杰富意钢铁株式会社 高强度热轧钢板及其制造方法
EP3831971B1 (en) * 2018-07-31 2023-03-15 JFE Steel Corporation High-strength hot-rolled plated steel sheet
WO2020170775A1 (ja) * 2019-02-20 2020-08-27 Ｊｆｅスチール株式会社 角形鋼管およびその製造方法並びに建築構造物
WO2021200402A1 (ja) * 2020-04-02 2021-10-07 Ｊｆｅスチール株式会社 電縫鋼管およびその製造方法
WO2022045353A1 (ja) * 2020-08-31 2022-03-03 日本製鉄株式会社 鋼板およびその製造方法
JP7127753B2 (ja) * 2020-08-31 2022-08-30 日本製鉄株式会社 鋼板およびその製造方法
JP7070814B1 (ja) * 2020-09-14 2022-05-18 Ｊｆｅスチール株式会社 厚鋼板およびその製造方法
JP7322932B2 (ja) * 2020-09-14 2023-08-08 Ｊｆｅスチール株式会社 厚鋼板およびその製造方法ならびに構造物
CA3190830C (en) * 2020-10-05 2025-06-10 Jfe Steel Corporation STEEL PIPE WELDED BY ELECTRICAL RESISTANCE AND MANUFACTURING METHOD

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5594165U (https=) 1978-07-17 1980-06-30
JPS5589885U (https=) 1978-12-14 1980-06-21
JPS6388091U (https=) 1986-11-26 1988-06-08
JPH0987743A (ja) 1995-09-27 1997-03-31 Kawasaki Steel Corp 低降伏比高靱性電縫角形鋼管の製造方法

Also Published As

Publication number Publication date
JPWO2023233980A1 (https=) 2023-12-07
TW202407114A (zh) 2024-02-16
CN119173647A (zh) 2024-12-20
JP7424551B1 (ja) 2024-01-30
WO2023233980A1 (ja) 2023-12-07
TWI869860B (zh) 2025-01-11

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Date Code Title Description
PA0105 International application

Patent event date: 20241121

Patent event code: PA01051R01D

Comment text: International Patent Application

PA0201 Request for examination
PG1501 Laying open of application