| 摘要 |
PROBLEM TO BE SOLVED: To reduce cost for manufacturing gas airtight connection between two end surfaces.SOLUTION: This exhaust pipe 1 includes at least one first end surface 2 having an insertion area 3, and at least one second end surface 5 having a reception area 4. At least the one first end surface 2 and one end surface 5 are connected to each other by a gas airtight method by inserting the insertion area 3 into the reception area 4. A metal radial seal 6 is arranged between the insertion area 3 and the reception area 4. |
