| 摘要 |
<p>The alloy protective layer contains the following wt% of the following elements: cobalt 9-11%, chromium 16-26%, aluminum 7-15%, yttrium and/or equivalent from group including scandium and rare earth elements 0.1-0.7%. The rare earth elements should include 4-6 wt.% gallium, preferably 5% gallium and 0% to 0.6% silicon, but should not include rhenium. The rest of the alloy consists of nickel.</p> |
