Patent ID: 6171416
Filing Date: 2001-01-09
Classification: C21D,C22C

Abstract:
A method of producing a can steel strip from a steel slab comprising 0.1 wt % or less of C, 0.5 wt % or less of Si, 1.0 wt % or less of Mn, 0.1 wt % or less of P, 0.05 wt % or less of S, 0.20 wt % or less of Al, and 0.015 wt % or less of N, the method comprising hot rolling, coiling cold rolling, and annealing, wherein the hot rolling comprises heating at least both ends of a sheet bar obtained by rough rolling in the length direction of the sheet bar so that the temperature at both ends of the sheet bar in the length direction of the sheet bar is 15.degree. C. or more higher than the temperature of the remainder of the sheet bar, and then finish-rolling the sheet bar at a rolling finish temperature of Ar.sub.3 +10.degree. C. or more.