manganese steel

noun

any of various steels containing manganese, especially one that has up to 14 percent manganese, used in work involving heavy strains and impacts.

manganese steel

any very hard steel containing manganese (11–14 per cent), used in dredger buckets, rock-crushers, railway points, etc

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First recorded in 1890–95

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The alloy ferromanganese is also used in the production of special manganese steels.

Below 2 per cent manganese steel low in carbon is very ductile and tough steel.

A manganese steel of 11 to 14 per cent. is too hard to be machined.

Another series of experiments upon rails for the Finland lines made by the author in 1879-80 shows the high quality of manganese steel.