Method for providing a Zn—Al—Mg coating, and such coating
US11306382B2 · kind B2 · utility
0Cited by
0References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 20, 2017 |
| Grant date | Apr 19, 2022 |
| Priority date | — |
| Expiry date | Jul 20, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC23C2/40
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A Zn—Al—Mg coating on a steel strip. Specific amounts of Mg and Al are chosen, in a relationship wherein the amount of Al is higher than the amount of Mg. Also provided is a method for providing a steel strip having a Zn—Al—Mg coating provided by hot dip coating with a coating bath, wherein the thickness of the coating is controlled using gas knifes above the coating bath.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.