Abstract: The invention concerns a joining element made of metal, to connect the end face of a first beam to a second beam running crosswise to this first beam, or to another structural component, wherein the first beam's end section, which is to be connected to the second beam, is provided with an essentially centered vertical slot running in the longitudinal direction of the first beam from its end face that is to be connected, and with several drill holes in each of which a rod-shaped fastening means extending essentially across the width of the first beam, such as a dowel pin or the like, is disposed or is to be disposed, with at least one connecting flange protruding from the connecting surface of the second beam in the longitudinal of the first beam and to be attached to the second beam with a holding flange, the dimensions of which connecting flange essentially match the corresponding dimensions of the slot, and which connecting flange is provided with receiving openings each of which is able to accept one rod-s