Coated flat steel product and method for the production thereof
AssigneeThyssenKrupp Steel Europe AG
InventorsDaniel SCHWANKE, Stefan BIENHOLZ
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Abstract
The present disclosure relates to a flat steel product having a tensile strength Rm of at least 800 MPa and coated with a metal covering, wherein the metal covering consists of a system having the elements zinc and manganese and having been deposited from the gas phase. Furthermore, the present disclosure also relates to a method for its production.
Claims12
A flat steel product having a tensile strength Rm of at least 800 MPa, determined according to DIN EN ISO 6892-1:2017, which is coated with a metal covering, the flat steel product comprising at least two different phases in the structure, wherein the metal covering consists of a system having the elements zinc and manganese and having been deposited from the gas phase.
A method for producing a flat steel product coated with a metal covering and having a tensile strength Rm of at least 800 MPa, determined according to DIN EN ISO 6892-1:2017, the flat steel product comprising at least two different phases in the structure, comprising the steps of:
- providing a hot-rolled or cold-rolled flat steel product;
- coating the flat steel product with a metal covering;
- wherein the metal covering consists of a system having the elements zinc and manganese and is deposited from the gas phase on the flat steel product.
Dependencies are inferred from the claim text.