| 摘要 |
<p>PURPOSE: To provide a flange joint for heat exchangers, which is excellent in assembling workability and can contribute to the improvement of durability of a heat exchanger. CONSTITUTION: In a flange joint in which two pipes substantially constituting an outlet pipe 2 and an inlet pipe 3 of a heat excahanger are engaged with the same flange 1, both the pipes 2, 3 are rotatably inserted into the flange 1, and engagingly locking parts 10, 11 for restraining the movement of the flange 1 in the direction of exposed pipe parts 8, 9, are provided at the exposed pipe parts 8, 9, namely the parts just behind both the pipes 2, 3 are exposed from the flange 1 to the outside.</p> |
