Patent ID: 7052647

Claim:
An apparatus for cooling a hot rolled steel strip comprising: a transfer means arranged behind a final finishing mill of manufacturing equipment for producing a hot rolled steel strip, said transfer means comprising a plurality of transfer rolls located at a specified interval for transferring the hot rolled steel strip; at least one upper surface cooling means arranged at an upper surface side of the transfer means, for cooling the hot rolled steel strip by ejecting cooling water to an upper surface of the hot rolled steel strip, said upper surface cooling means being capable of moving freely up and down and having a water breaking means at least at an outlet side of the apparatus for cooling and at a position corresponding to the transfer rolls; and at least one lower surface cooling means arranged at a lower surface side of the transfer means relative to the upper surface cooling means and the hot rolled steel strip to be transferred for cooling the hot rolled steel strip by ejecting cooling water at a lower surface of the hot rolled steel strip.