The invention relates to a measuring tube (1) for guiding a medium (M), a measuring device comprising a measuring tube, in particular a measuring device for determining the temperature, and a method for the production of a measuring tube. The measuring tube (1) comprises at least one partial section of a pipeline (2) and at least one submersible body (3), wherein the submersible body (3) extends at least partially into the partial section of the pipeline (2), and wherein at least the partial section of the pipeline (2) and the submersible body (3) are manufactured from one piece and are produced by means of a additive method.