CN121752749A - 钢板及外板构件 - Google Patents

钢板及外板构件

Info

Publication number
CN121752749A
CN121752749A CN202480055802.4A CN202480055802A CN121752749A CN 121752749 A CN121752749 A CN 121752749A CN 202480055802 A CN202480055802 A CN 202480055802A CN 121752749 A CN121752749 A CN 121752749A
Authority
CN
China
Prior art keywords
steel sheet
less
hard phase
depth
depth position
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.)
Pending
Application number
CN202480055802.4A
Other languages
English (en)
Chinese (zh)
Inventor
弘中谕
永野真衣
中野克哉
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.)
Nippon Steel Corp
Original Assignee
Nippon Steel and Sumitomo Metal Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nippon Steel and Sumitomo Metal Corp filed Critical Nippon Steel and Sumitomo Metal Corp
Publication of CN121752749A publication Critical patent/CN121752749A/zh
Pending legal-status Critical Current

Links

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
    • 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
    • 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
    • B22D11/128—Accessories for subsequent treating or working cast stock in situ for removing
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
CN202480055802.4A 2023-09-06 2024-09-05 钢板及外板构件 Pending CN121752749A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2023144296 2023-09-06
JP2023-144296 2023-09-06
PCT/JP2024/031841 WO2025053213A1 (ja) 2023-09-06 2024-09-05 鋼板及び外板部材

Publications (1)

Publication Number Publication Date
CN121752749A true CN121752749A (zh) 2026-03-27

Family

ID=94923319

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202480055802.4A Pending CN121752749A (zh) 2023-09-06 2024-09-05 钢板及外板构件

Country Status (4)

Country Link
JP (1) JP7820682B2 (https=)
KR (1) KR20260041896A (https=)
CN (1) CN121752749A (https=)
WO (1) WO2025053213A1 (https=)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0692617B2 (ja) * 1989-08-21 1994-11-16 新日本製鐵株式会社 表面性状と加工性に優れた複合組織熱延高張力鋼板の製造方法
JP4380348B2 (ja) 2004-02-09 2009-12-09 Ｊｆｅスチール株式会社 表面品質に優れる高強度溶融亜鉛めっき鋼板
KR102440756B1 (ko) * 2020-12-15 2022-09-08 주식회사 포스코 표면 경도가 낮고 저온 충격인성이 우수한 강재 및 그 제조방법
KR20240105404A (ko) 2021-12-03 2024-07-05 닛폰세이테츠 가부시키가이샤 강판
JP7773069B2 (ja) 2022-02-01 2025-11-19 日本製鉄株式会社 鋼板
JPWO2024070052A1 (https=) 2022-09-30 2024-04-04

Also Published As

Publication number Publication date
JP7820682B2 (ja) 2026-02-26
WO2025053213A1 (ja) 2025-03-13
KR20260041896A (ko) 2026-03-27
JPWO2025053213A1 (https=) 2025-03-13

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