Abstract: A soldering machine for soldering continuously metallic, rectilinear and parallel elements, comprising:a driving device to move forward the elements to be soldered, which elements are disposed in parallel to the forward direction with at least one lower element, at least one higher element disposed on top of the lower element, and one layer of brazing solder interposed between the said elements in the area provided for the welding,a heating station comprising upper and lower heating rollers with incorporated heating means, which rollers, as the elements move forward, respectively roll under the or each lower element and over the or each upper element in the welding area, anda cooling station located downstream of the heating station and comprising lower and upper cooling rollers, which rollers, as the elements move forward, roll respectively under the or each lower element or over the or each upper element, to solidify the solder and to hold the said elements in close contact one against the other while they