| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a connecting method of thermoplastic resin pipes, and a pipe set for connection used in the connecting method, capable of easily connecting a thermoplastic resin connecting pipe and a thermoplastic resin connected pipe even when diameters of the pipes are extra-large. <P>SOLUTION: Problems can be solved by providing the connecting method of the thermoplastic resin pipes and the pipe set for connection, wherein an outer peripheral face of a spigot 10 of the connected pipe B is preheated by a preheating heater to be softened, or expanded by being softened, and a spigot 10 of the connecting pipe A is inserted into and connected to the socket 20 of the connected pipe B, when the thermoplastic resin connecting pipe A having the spigot 10 at least at its one end, and the thermoplastic resin connected pipe B having the socket 20 at least at its one end are connected. <P>COPYRIGHT: (C)2007,JPO&INPIT |
