The utility model discloses a correcting and wiping device of strip steel. The correcting and wiping device is characterized by comprising a set of correcting and wiping device rollers which are formed by upper and lower rollers; the strip steel penetrates between the two rollers; the rollers are placed on a bearing seat and a rack is arranged below the bearing seat; and the rack adopts hydraulic transmission to realize centering control. According to the device disclosed by the utility model, the problems that thin-specification raw materials produced by a raw material line deviate from the strip steel of an outlet of a drying machine and water exists on the surface are successfully solved and correcting and centering functions are realized; the correcting and wiping device is used for improving the deviation condition of the thin-specification raw materials on the outlet of a cooling section; and the wiping rollers can clean cooling water remained on the surface of the thin-specification strip steel on the outlet of the cooling section.