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United States of America Patent
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Aug 3, 1982
Grant Date -
N/A
app pub date -
Sep 15, 1980
filing date -
Sep 15, 1980
priority date (Note) -
Expired
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Abstract
Ferrous metal casting of manganese steel susceptible to austenization to develop minimum yield strength of about 75,000 psi and elongation of about 30% min. consisting essentially of: C--0.85 Mn--14 Si--0.6 Cr--4 Ni--3.6 V--0.4 balance essentially iron except for impurities.
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