| 摘要 |
PROBLEM TO BE SOLVED: To provide a resin-made tube for automobile piping of high heat resistance, chemical resistance and a water resisting property which is used as a vapor fuel pipe assembled in a metallic fuel tank or the like. SOLUTION: In the resin-tube press-fitted to and mounted on a pipe connection part of an automobile, the resin-made tube 10 for automobile piping comprises a tube body 20 mainly composed of 6,6-nylon, and a protective layer 30 mainly composed of 11-nylon and/or 12-nylon which covers at least the outer periphery of a portion 21 press-fitted into the pipe connection part 50 of the tube body. The protective layer 30 may be extruded simultaneously with the tube body so as to cover the overall length of the tube body 20. COPYRIGHT: (C)2005,JPO&NCIPI
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