| 摘要 |
PROBLEM TO BE SOLVED: To provide a piping joint that circulates a high-pressure fluid and that can prevent leakage of the fluid, a piping joint structure, and a water leakage prevention method using the piping joint.SOLUTION: A piping joint 100 joins resin piping 500 and metallic piping 600 for circulating a high-pressure fluid. The piping joint 100 includes: a cylinder part 120 that is fitted into the piping inside of the metallic piping; a cylinder part 130 that communicates with the cylinder part and that is fitted into the piping inside of the resin piping; a flange plate 140 that is provided between the cylinder parts; and an O-ring 180 that is provided in the cylinder and outer periphery of the cylinder part. |
