FIELD: heat engineering.
SUBSTANCE: invention relates to the field of heat engineering; it can be used in the manufacture of coiled heat exchange devices. In device (1) for use in the manufacture of tubular bundle (3) of coiled heat exchanger (100), in which tubes (30) are twisted in the form of a set of tubular layers (4) around inner tube (300) passing in axial direction (z), spars (10) are located between tubular layers (4), which pass in axial direction (z). The invention additionally relates to a method for the manufacture of a tubular bundle, using specified device (1).
EFFECT: provision of coupling preventing relative movements between a tubular bundle and an inner tube.
12 cl, 3 dwg
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