Process and plant for obtaining steel strip coils having cold-rolled characteristics and directly obtained in a hot-rolling line
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United States of America Patent
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Jul 19, 1994
Grant Date -
N/A
app pub date -
Jan 8, 1993
filing date -
Jul 9, 1990
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A process for obtaining steel strip coils with characteristics of a cold-rolled product, directly in a hot-rolling line, comprises subsequently to steps of casting and thickness reduction at a temperature of more than 1100.degree. C. upon solidification, induction heating of the product and a further step of hot rolling, above point Ar.sub.3, a step of cooling and temperature control in a range of between 600.degree. and 250.degree. C., thus lower than said point Ar.sub.3, as well as one or more passes of cold-rolling in series, with final coiling of the obtained product. Also a preferred plant is described for putting into practice such a process.
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