| 摘要 |
<p>To solve the problem of providing a seawater desalination device capable of suppressing the crevice corrosion of a pipe joint area in the device, a seawater desalination device is characterized by being provided with: a plurality of pipes (1, 5) having flange parts (2, 4) at respective ends; and a graphite-containing member (3) disposed between the flange parts (2, 4) in the joint area of the pipes (1, 5), in which the flange parts (2, 4) are joined, and characterized in that the immersion potential of the graphite-containing member (3) is 200 mV or more lower than the immersion potential of the pipes (1, 5).</p> |
