Importance

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Abstract

Rolling method to produce a metal strip (P) in coil-to-coil, semi-endless or endless mode, in a rolling plant (10) comprising:

a continuous casting device (11) to produce slabs;a furnace (16) configured to maintain the slabs at a certain temperature and/or to heat the slabs;at least one roughing stand (25) to reduce the thickness of the slabs and obtain an intermediate rolled product;a plurality of finishing stands (31) to reduce the thickness of the intermediate rolled product and obtain the strip (P);a rapid heating device (28) interposed between the at least one roughing stand (25) and the plurality of finishing stands (31) to heat the intermediate rolled product in each operating mode, so that the temperature of the strip (P) in correspondence with the outlet of the last finishing stand (31) is comprised between 830° C. and 860° C.

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First Claim