The chemical element chromium has the atomic number 24 and the symbol Cr. It is the first element of group 6. It is a steel gray, shiny, hard and brittle transition metal. High corrosion resistance and hardness of chromium metal [more…]
University of Bristol researchers have found the strongest substance ever discovered in an alloy that exhibits increased strength at temperatures below -250°C. The results, published in the journal Science, show a high fracture toughness of the chromium-cobalt-nickel alloy at cryogenic temperatures. [more…]
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