Male male coupling accessories of fusion

摘要

A male male coupling device is composed of a metal reinforced inner tube and a coaxial thermoplastic outer fuse tube, the outer side of which includes a series of thermoplastic materials formed around the middle part. The side wall at this point, 90 degrees or greater, has the same thickness as the exterior wall of the attachment, where the takeoff at the top is the largest, and the attachment wall allows viewing of the rings formed during the hot melt.