High impact and thermal shock resistant die steel, dies, dies blocks and method of manufacture thereof
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United States of America Patent
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Oct 26, 1999
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N/A
app pub date -
Jul 28, 1997
filing date -
Jul 28, 1997
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Abstract
A steel and tool made therefrom which in a tempered condition of 388 BHN or softer has high strength, high wear resistance together with excellent toughness in the range of 15% elongation and 35 ft-lbs. charpy and having the following composition:
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