PROBLEM TO BE SOLVED: To provide a black plated member for a vehicle and black plated steel sheet for a member for a vehicle capable of obtaining black appearance without coating and having excellent sustainability of black appearance after processing.SOLUTION: There is provided a member for a vehicle using a plated steel sheet as a raw material having a black plated layer which: is formed on the surface of a base steel member; has a molten Al/Mg-containing galvanized layer which contains 0.1 to 22.0 mass% of Al and 0.1 to 10.0 mass% of Mg and in which a black oxide of Zn is distributed in a plating layer; and exhibits black appearance in which the surface of the molten Al/Mg-containing galvanized layer has lightness L* value of 60 or less. There is provided a member for a vehicle which may be a member used for a vehicle including an automobile, for example, a bracket member, an underbody member, a structural member, a protective member, an interior member, an exterior member and a member for a vehicle, irrespective of shape and irrespective of whether the member is used outside or inside a vehicle.SELECTED DRAWING: None
【課題】塗装することなく黒色外観が得られ、加工後の黒色外観の保持性に優れる高耐食性の黒色めっきが施された車輌用部材、および車輌用部材用黒色めっき鋼板を提供する。【解決手段】基材鋼材の表面に、Al:0.1〜22.0質量%、Mg:0.1〜10.0質量%を含み、かつZnの黒色酸化物がめっき層中に分布している溶融Al、Mg含有Znめっき層を有し、前記溶融Al、Mg含有Znめっき層の表面の明度はL*値で60以下である黒色外観を呈する黒色めっき層が形成されているめっき鋼板を素材とした車輌用部材。形状を問わず、また、用いられる部位が車輌の車外、車内を問わず、自動車を含む車輌に用いられる部材であればよい。例えば、ブラケット用部材、足廻り用部材、構造用部材、保護部材、内装用部材、外装用部材、車体用部材である。【選択図】なし
BLACK PLATED MEMBER FOR VEHICLE AND BLACK PLATED STEEL SHEET FOR MEMBER FOR VEHICLE
黒色めっきが施された車輌用部材および車輌用部材用黒色めっき鋼板
2017-10-19
Patent
Electronic Resource
Japanese
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