GASKET AND FLANGE CONNECTION STRUCTURE OF PIPING MATERIAL USING THE SAME

摘要

PROBLEM TO BE SOLVED: To provide a gasket capable of being mounted while centering of even flanges of a pipe arranged in a horizontal direction in addition to a pipe in vertical direction, capable of preventing error of a fastening position, and capable of being shared under different kinds of use pressure, and a flange connection structure of a piping material using the gasket.;SOLUTION: On both surfaces of a substantially annular gasket body 10, an annular seal surface 22 is provided. On an outer peripheral side of the annular seal surface 22, plural bolt holes 30, 31, 32, 35, 36 corresponding to a flange surface 20 having plural kinds of use pressure are disposed.;SELECTED DRAWING: Figure 3;COPYRIGHT: (C)2018,JPO&INPIT