A materials science team has engineered a platinum-gold alloy believed to be the most wear-resistant metal in the world. It’s 100 times more durable than high-strength steel, making it the first alloy, or combination of metals, in the same class as diamond and sapphire, nature’s most wear-resistant materials.
from Engineering and Construction News – ScienceDaily https://www.sciencedaily.com/releases/2018/08/180816132009.htm
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