Magnetic suspension railroad parts
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United States of America Patent
Stats
-
Sep 21, 1982
Grant Date -
N/A
app pub date -
Mar 11, 1981
filing date -
Mar 11, 1980
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A magnetic suspension railroad magnetically active part is made of steel with the following composition: 0 to 0.15--% carbon, 0 to 0.045--% phosphorus, 0 to 0.008--% nitrogen, 0.75 to 2.0--% silicon, 0.15 to 1.00--% manganese, 0.02 to 0.07--% aluminum, soluble, 0.25 to 0.55--% copper, 0.65 to 1.00--% chromium, Remainder--iron with unavoidable impurities.
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