Nickel-chromium porous body and method for producing nickel-chromium porous body
CN116133732BActive Publication Date: 2025-02-28SUMITOMO ELECTRIC TOYAMA
Patent Information
- Application Number
- CN202180054668.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- Priority Date
- 2020-10-07
- Filing Date
- 2021-09-02
- Publication Date
- 2025-02-28
- Estimated Expiration
- 2041-09-02
Smart Images
Figure 00000000_0000_ABST
Abstract
The nickel-chromium porous body of the present invention has a skeleton with a three-dimensional mesh structure, the interior of the skeleton is hollow, the skeleton has a main metal layer and a surface oxide layer formed on both sides of the main metal layer, the thickness of the surface oxide layer is more than 0.5 μm and is mainly composed of chromium oxide, the main metal layer is nickel-chromium with an overall chromium content of more than 10 mass%, and the chromium content from the interface in contact with the surface oxide layer to a range of at least 3 μm is more than 20 mass%, and the surface oxide layer is tightly attached to the main metal layer without a gap.
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Citation Information
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