An induction connection sleeve for fusion joining plastic pipes , comprising: a sleeve body from an injection-molded thermoplastic plastic material, having a first and a second receiving section for receiving first and second connection sections of the plastic pipes to be connected, which receiving sections are arranged coaxially to one another; a first induction heating element which is configured in a shell-like manner and has recesses that are arranged in the circumference, which first induction heating element is embedded in the sleeve body , wherein the first induction heating element surrounds the first receiving section of the sleeve body ; a second induction heating element which is configured in a shell-like manner, and has recesses that are arranged in the circumference, which second induction heating element is embedded in the sleeve body , wherein the second induction heating element surrounds the second receptacle portion of the sleeve body , characterized in that the sleeve body comprises an internal part , which internal part forms the two receiving sections , and on which the induction heating elements are received such that the recesses of the induction heating elements are penetrated by the internal part and, on their external casing surfaces , lie flush with the internal part in the region of the induction heating elements , and in that the sleeve body comprises an external part which is connected in a materially bonded manner to the internal part and surrounds the external casing surfaces of the induction heating elements , wherein the induction heating elements are entirely enclosed by the internal part and by the external part . a sleeve body from an injection-molded thermoplastic plastic material, having a first and a second receiving section for receiving first and second connection sections of the plastic pipes to be connected, which receiving sections are arranged coaxially to one another; a first induction heating element which is configured in a shell-like manner and has recesses that are arranged in the circumference, which first induction heating element is embedded in the sleeve body , wherein the first induction heating element surrounds the first receiving section of the sleeve body ; a second induction heating element which is configured in a shell-like manner, and has recesses that are arranged in the circumference, which second induction heating element is embedded in the sleeve body , wherein the second induction heating element surrounds the second receptacle portion of the sleeve body , characterized in that the sleeve body comprises an internal part , which internal part forms the two receiving sections , and on which the induction heating elements are received such that the recesses of the induction heating elements are penetrated by the internal part and, on their external casing surfaces , lie flush with the internal part in the region of the induction heating elements , and in that the sleeve body comprises an external part which is connected in a materially bonded manner to the internal part and surrounds the external casing surfaces of the induction heating elements , wherein the induction heating elements are entirely enclosed by the internal part and by the external part . <EOS>