| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a connecting structure of a piping materials which can constrain manufacturing cost of a flange member as connecting structure which makes connection by interposing a flange portion of the piping material by the flange member and it is less likely to leak water from a connecting portion for looseness of about one of bolts or omission of tightening. <P>SOLUTION: The flange member 2 comprises a plurality of split elements 21 which are partitioned with a split line 2a parallel to a center axis of a ring and two or more sheets of the flange members 2 are disposed on side of a body portion 11 of each of the piping materials 1a, 1b, respectively, by being stacked by two or more sheets in such a state as to offset the split line 2a of the adjacent flange member 2 and the split elements 21 in circumferential direction. <P>COPYRIGHT: (C)2012,JPO&INPIT |
