| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide an anticorrosive pipe joint excellent in screwing stability of a pipe material, by preventing a breakage of a core provided inside a female screw part of a joint body.SOLUTION: An anticorrosive pipe joint includes a metal joint body having a female screw part, and a resin core inside the female screw part. The anticorrosive pipe joint makes a cladding tube material screwed between the female screw part and a core outer peripheral part of the core. The anticorrosive pipe joint has screwing regulation means that regulates the screwing of the cladding tube material to a predetermined depth or above into the female screw part.</p> |
