This invention provides a perforated steel framework reinforced composite polymer pipeline joint including a continuous pipe and a perforated steel framework similar to the pipe for strengthening intensity compounded with the tube containing a bell socket at least one end connecting with the pipe, screw loop electric heater is distributed in girth on the bell socket wall and binding post of the heater is on the pipe radially or axially characterized that the general hole area on the coincidence part of the framework projected by the framewoke on the axis and that by the screw loop electric heater on the axis is 30%-95% of the said framework spreading surface area. |