The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 13, 2023
Filed:
Oct. 22, 2018
Arcelormittal, Luxembourg, LU;
Michel Bordignon, Sprimont, BE;
Jonas Staudte, Montigny-les-Metz, FR;
ArcelorMittal, Luxembourg, LU;
Abstract
A hot-dip coated steel substrate coated with a layer of Sn directly topped by a zinc or an aluminum based coating is provided, the steel substrate having the following chemical composition in weight percent:0.10≤C≤0.4%,1.2≤Mn≤6.0%,0.3≤Si≤2.5%,Al≤2.0%,and on a purely optional basis, one or more elements such asP<0.1%,Nb≤0.5%, B≤0.005%,Cr≤1.0%,Mo≤0.50%,Ni≤1.0%,Ti≤0.5%,the remainder of the composition making up of iron and inevitable impurities resulting from the elaboration, the steel substrate further having between 0.0001 and 0.01% by weight of Sn in the region extending from the steel substrate surface up to 10 μm.