FIELD: machine building.
SUBSTANCE: present invention relates to connection of pipes (221) of shell-and- tube heat exchanger (200) to tube grid (230) of shell-and-tube heat exchanger (200), wherein pipes (221) and tube grid (230) are made from aluminum or aluminum alloy, and pipes (221) are connected to tube grid (230) by means of laser welding with provision of connection of materials.
EFFECT: disclosed is a method of connecting pipes of a shell-and-tube heat exchanger to a pipe grid of a shell-and-tube heat exchanger.
10 cl, 5 dwg
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