To provide a shelf plate having required strength, even if a thin raw plate material is used, and a shelf provided with the shelf plate.

A shelf plate main body 14 is provided with two first projecting parts of the longitudinal direction and two second projecting parts of the width direction by removing four corners of a steel band material into substantially square shapes. By winding both the first projecting parts into a square cylindrical shapes from the edge parts to back face sides, cylindrical rim parts 15, 15 are provided. By erecting both the second projecting parts at a position away from both ends of the first projecting parts by a prescribed dimension and bending tip edges to the inside, engagement parts 13, 13 are provided. On a back face of the shelf plate main body 14, two hat-shaped steel products 16, 16 are arranged at a proper distance. Both the, hat-shaped steel products 16, 16 are fixed to the shelf plate main body 14 by applying an adhesive to back faces of band-shaped flange parts 17, 17, 17, 17 provided on both sides and adhering the back faces of the flange parts 17, 17, 17, 17 to the back face of the shelf plate main body 14.