| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To position a gasket for a flange by simple work regardless of piping installation directions. <P>SOLUTION: At an outer circumferential part 12 of a circular gasket main body 11 to be held between flanges 3 disposed to face each other to be tightened by tightening means 5 such as bolts 4, positioning pieces 15 are provided to be extended at least to outer circumferential edges 14 of the flanges 3. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
