Plated steel material
AssigneeNippon Steel Corporation
InventorKotaro Ishii
Life of this patent
Estimating the term…
Loading patent…
AssigneeNippon Steel Corporation
InventorKotaro Ishii
Estimating the term…
Employed is a plated steel material including: a plated-metal-layer arranged on a surface of a steel material, wherein the plated-metal-layer includes: a lower alloy layer including 22.5% or more of Fe; an intermediate alloy layer including 20.0% or more of Fe and 0.5 to 10.0% of Ni; and an upper plated layer made of a Zn-based alloy including 0 to 5.0% of Fe arranged in this order from a side of the steel material, a thickness of the lower alloy layer is 5 μm or more, a thickness of the intermediate alloy layer is 1.0 μm or more, and a total thickness thereof is 6 μm or more, the lower alloy layer includes 5.0 to 30.0% of Zn, 30.0 to 55.0% of Al, 22.5 to 50.0% of Fe, 0 to 10.0% of Si, 0 to less than 0.5% of Ni, 0 to 1.0% of Mg, and a balance including impurities, and the intermediate alloy layer includes 5.0 to 35.0% of Zn, 25.0 to 60.0% of Al, 20.0 to 45.0% of Fe, 0 to 10.0% of Si, 0.5 to 10.0% of Ni, 0 to 1.0% of Mg, and a balance including impurities.
A plated steel material comprising:
Dependencies are inferred from the claim text.