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1. JP6954508 - Ａｌコーティング層付きステンレス鋼板

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Japan
Application Number 2021538340
Application Date 20.04.2021
Publication Number 6954508
Publication Date 04.10.2021
Grant Number 6954508
Grant Date 04.10.2021
Publication Kind B1
IPC
C21D 9/46
CCHEMISTRY; METALLURGY
21METALLURGY OF IRON
DMODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING, OR OTHER TREATMENTS
9Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
46for sheet metals
C22C 21/00
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
CALLOYS
21Alloys based on aluminium
C23C 2/12
CCHEMISTRY; METALLURGY
23COATING 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
CCOATING 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
2Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
04characterised by the coating material
12Aluminium or alloys based thereon
C22C 38/00
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
CALLOYS
38Ferrous alloys, e.g. steel alloys
C22C 38/40
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
CALLOYS
38Ferrous alloys, e.g. steel alloys
18containing chromium
40with nickel
C22C 38/54
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
CALLOYS
38Ferrous alloys, e.g. steel alloys
18containing chromium
40with nickel
54with boron
Applicants ＪＦＥスチール株式会社
Inventors 水谷　映斗
藤澤　光幸
Agents 杉村　憲司
杉村　光嗣
川原　敬祐
酒匂　健吾
Priority Data 2020114356 01.07.2020 JP
Title
(JA) Ａｌコーティング層付きステンレス鋼板
Abstract
(JA)

素地鋼板と、該素地鋼板の表面のＡｌコーティング層とを有する、Ａｌコーティング層付きステンレス鋼板において、素地鋼板が所定の成分組成を有する板厚：１００μｍ以下のステンレス鋼であり、かつ、Ａｌコーティング層の第１の深さにおけるＦｅおよびＣｒの合計含有量を２０〜７０質量％とする。
Related patent documents
WO/2022/004100
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