Roller caster shell steel
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United States of America Patent
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Aug 29, 1989
Grant Date -
N/A
app pub date -
Feb 18, 1988
filing date -
Feb 18, 1988
priority date (Note) -
Expired
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Abstract
A ferritic alloy steel for roller caster shells with high heat resistance to heat checking or cracking used in continuously roll casting aluminum into sheets consisting essentially of from 0.45% to 0.49% carbon, 0.90% to 1.00% manganese, 0.010% maximum phosphorus, 0.002% maximum sulphur, 0.15% to 0.35% silicon, 1.20% to 1.50% nickel, 1.20% to 1.45% chromium, 0.80% to 1.00% molybdenum, 0.15% to 0.20% vanadium, 0.08% maximum rare earth, and balance essentially iron.
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