tungsten steel

Origin of tungsten steel

First recorded in 1860–65
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for tungsten steel

tungsten steel

noun
  1. any of various hard steels containing tungsten (1–20 per cent) and traces of carbon. They are resistant to wear at high temperatures and are used in tools
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