Lifting device (1) suitable for lifting a tube or pipeline (25) with respect to a supporting girder (26) with an H profile or I profile, whereby the lifting device (1) at least contains the following elements: —a supporting body (2); —gripping means (3) on the supporting body (2) that can grip over opposite side edges (30,32) of a free flange (30) of the girder (26), and with which the supporting body (2) can be suspended from this free flange (30) of the girder (26) with an H profile or I profile; and, —lifting means (4) provided on the supporting body (2) on either side of the gripping means (3), with which the tube or pipeline (25) can be lifted with respect to the supporting body (2).