JP7722606B1 - 鋼板、抵抗スポット溶接方法、抵抗スポット溶接部材、および鋼板の製造方法 - Google Patents

鋼板、抵抗スポット溶接方法、抵抗スポット溶接部材、および鋼板の製造方法

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Publication number
JP7722606B1
JP7722606B1 JP2024569873A JP2024569873A JP7722606B1 JP 7722606 B1 JP7722606 B1 JP 7722606B1 JP 2024569873 A JP2024569873 A JP 2024569873A JP 2024569873 A JP2024569873 A JP 2024569873A JP 7722606 B1 JP7722606 B1 JP 7722606B1
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Japan
Prior art keywords
less
steel sheet
hot
temperature
average
Prior art date
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Application number
JP2024569873A
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English (en)
Japanese (ja)
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JPWO2025115291A1 (https=
JPWO2025115291A5 (https=
Inventor
克利 ▲高▼島
央海 澤西
直雄 川邉
友美 金澤
振謙 金
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JFE Steel Corp
Original Assignee
JFE Steel Corp
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Publication date
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Publication of JP7722606B1 publication Critical patent/JP7722606B1/ja
Publication of JPWO2025115291A5 publication Critical patent/JPWO2025115291A5/ja
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/12—Accessories for subsequent treating or working cast stock in situ
    • B22D11/124—Accessories for subsequent treating or working cast stock in situ for cooling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • 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
    • B23K11/10—Spot welding; Stitch welding
    • B23K11/11—Spot welding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • 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
    • B23K11/16—Resistance welding; Severing by resistance heating taking account of the properties of the material to be welded
    • 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
    • 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
    • C22C38/14—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
    • C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
    • C23C2/06—Zinc or cadmium or alloys based thereon
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/26—After-treatment
    • C23C2/28—Thermal after-treatment, e.g. treatment in oil bath
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/34—Pretreatment of metallic surfaces to be electroplated
    • C25D5/36—Pretreatment of metallic surfaces to be electroplated of iron or steel

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Electrochemistry (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • General Chemical & Material Sciences (AREA)
JP2024569873A 2023-11-27 2024-08-01 鋼板、抵抗スポット溶接方法、抵抗スポット溶接部材、および鋼板の製造方法 Active JP7722606B1 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2023200075 2023-11-27
JP2023200075 2023-11-27
PCT/JP2024/027591 WO2025115291A1 (ja) 2023-11-27 2024-08-01 鋼板、抵抗スポット溶接方法、抵抗スポット溶接部材、および鋼板の製造方法

Publications (3)

Publication Number Publication Date
JPWO2025115291A1 JPWO2025115291A1 (https=) 2025-06-05
JP7722606B1 true JP7722606B1 (ja) 2025-08-13
JPWO2025115291A5 JPWO2025115291A5 (https=) 2025-10-24

Family

ID=95897248

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2024569873A Active JP7722606B1 (ja) 2023-11-27 2024-08-01 鋼板、抵抗スポット溶接方法、抵抗スポット溶接部材、および鋼板の製造方法

Country Status (3)

Country Link
JP (1) JP7722606B1 (https=)
KR (1) KR20260047615A (https=)
WO (1) WO2025115291A1 (https=)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021024748A1 (ja) * 2019-08-06 2021-02-11 Ｊｆｅスチール株式会社 高強度薄鋼板およびその製造方法
JP2021025094A (ja) * 2019-08-06 2021-02-22 Ｊｆｅスチール株式会社 高強度薄鋼板およびその製造方法
WO2022138895A1 (ja) * 2020-12-25 2022-06-30 Ｊｆｅスチール株式会社 鋼板、部材およびそれらの製造方法
WO2023008003A1 (ja) * 2021-07-28 2023-02-02 Ｊｆｅスチール株式会社 鋼板、部材およびそれらの製造方法
WO2024147276A1 (ja) * 2023-01-05 2024-07-11 Ｊｆｅスチール株式会社 鋼板、抵抗スポット溶接方法、抵抗スポット溶接部材、および鋼板の製造方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7260761B2 (ja) 2019-03-20 2023-04-19 日本製鉄株式会社 抵抗スポット溶接継手の製造方法及び抵抗スポット溶接継手
JP7633525B2 (ja) 2021-03-10 2025-02-20 日本製鉄株式会社 スポット溶接継手の製造方法、及びスポット溶接装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021024748A1 (ja) * 2019-08-06 2021-02-11 Ｊｆｅスチール株式会社 高強度薄鋼板およびその製造方法
JP2021025094A (ja) * 2019-08-06 2021-02-22 Ｊｆｅスチール株式会社 高強度薄鋼板およびその製造方法
WO2022138895A1 (ja) * 2020-12-25 2022-06-30 Ｊｆｅスチール株式会社 鋼板、部材およびそれらの製造方法
WO2023008003A1 (ja) * 2021-07-28 2023-02-02 Ｊｆｅスチール株式会社 鋼板、部材およびそれらの製造方法
WO2024147276A1 (ja) * 2023-01-05 2024-07-11 Ｊｆｅスチール株式会社 鋼板、抵抗スポット溶接方法、抵抗スポット溶接部材、および鋼板の製造方法

Also Published As

Publication number Publication date
WO2025115291A1 (ja) 2025-06-05
JPWO2025115291A1 (https=) 2025-06-05
KR20260047615A (ko) 2026-04-08

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