Stainless steel sheet including Ni and O-containing coating on surface and method for producing stainless steel sheet
US10988853B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 5, 2017 |
| Grant date | Apr 27, 2021 |
| Priority date | — |
| Expiry date | Sep 23, 2037 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB23K35/3602
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Stainless steel sheets including a Ni and O-containing coating on the surface that has excellent weld penetration characteristics and excellent crevice corrosion resistance, and a method for producing such stainless steel sheets. A stainless steel sheet includes a Ni and O-containing coating on a surface of the stainless steel sheet. The Ni and O-containing coating has a coating weight of greater than or equal to 0.1 g/m2 and less than or equal to 20 g/m2. The Ni and O-containing coating has a composition including, in at. %, Ni: greater than or equal to 25% and less than or equal to 60%, and O: greater than or equal to 40% and less than or equal to 70%.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.