To provide a sectional rack without using any screws which is easily assembled in a short time by anyone only by simply fitting members such as columns, shelf boards without using any fixing members such as bolts, nuts, washers and tools in comparison with a conventional steel sectional rack which requires both two washers and a large number bolts and nuts for every corner of a shelf board and a considerably long time for assembling one sectional rack with the problem of a failure in assembly when a bolt is inserted into a wrong long hole and the sectional rack is deformed.

This sectional shelf without using screws is provided with a plurality of columns made of angle steel to be raised at the corners of a quadrilateral, receiving parts which are formed at the opposing opposite sides of the plurality of columns and which comprises insertion parts bent inside from the inner surfaces of the opposite sides, mounting members provided with wedges at both ends as drooping bodies to be freely inserted into and removed from the insertion parts of the receiving parts, and shelf boards to be mounted on the mounting members.