Back to results
US 2020/0263289 A1Published application
A coated metallic substrate
AssigneeArcelorMittal
InventorsDaniel CHALEIX, Christian ALLELY, Eric SILBERBERG, Sergio PACE, Lucie GAOUYAT
Life of this patent
Estimating the term…
Abstract
A coated metallic substrate including at least a first coating consisting of aluminum is provided. The first coating has a thickness between 1.0 and 4.5 μm and is directly topped by a second coating based on zinc, such second coating having a thickness between 1.5 and 9.0 μm. The thickness ratio of the first coating with respect to the second coating is between 0.2 and 1.2.
Claims22
1-18. (canceled)
A coated steel substrate comprising:
- a steel substrate;
- and
- a first coating on the steel substrate, the first coating consisting of aluminum and having a thickness between 1.0 and 4.5 μm and being directly topped by a second coating based on zinc, the second coating having a thickness between 1.5 and 9.0 μm, a thickness ratio of the first coating with respect to the second coating being between 0.2 and 1.2.
Dependencies are inferred from the claim text.