PLATE HEAT EXCHANGER WITH THREADED CONNECTION PORTS

摘要

A plate heat exchanger comprising several heat exchange plates disposed between two end plates in a heat exchanger frame, at least one of the end plates (1) having threaded connection ports (2). According to the invention each of said connection ports (2) is provided with a lining (3), which comprises a hollow cylindrical part (6) extending through the port (2) and a flange (4) abutting against the inside surface (5) of the end plate (1) facing the heat exchange plates, said cylindrical part (6) having an external thread in engagement with the thread of the connection port (2).