The cooling device and a cooling method for a hot strip

The present invention provides a strip at the cooling water after the hot rolling, it is possible to end the cooling apparatus and cooling method embodiment of the hot rolled strip is uniformly cooled from the leading end of the steel strip. The cooling device (10) is provided at the upstream side of the moving strip (12) in the direction of ejecting an ejection angle θ plurality of round nozzles (15) of the rod-like cooling water inclined manner and is provided on the upstream side of the roller ( clamping strip (12) is between 8) the pinch rollers (11).