noun
a very hard heat-resistant steel containing tungsten
• Syn: ↑wolfram steel
• Hypernyms: ↑alloy steel
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an alloy steel containing tungsten.
[1860-65]
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tungsten steel noun
A type of hard steel containing varying amounts of tungsten and small quantities of carbon, used in making tools, etc
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Main Entry: ↑tungsten
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tungsten steel,
a hard, heat-resistant steel containing tungsten: »
Machine tools of tungsten steel do not lose their hardness or their sharp cutting edges even if they are red-hot when used (George L. Bush).
Useful english dictionary. 2012.