| 摘要 |
<p>PURPOSE:To offer a lining pipe, which is provided with a connecting portion, whose lining layer may not peel off at the time of a secondary processing, whose lining layer may not peel off when pipes are connected together and used for a long period and which is excellent also in durability. CONSTITUTION:A lining layer 12, composed of a silane grapht denatured polyolefine, is applied on the inner surface of a metal pipe 11 by means of powder coating. A faucet 13, given a cold secondary process at a temperature less than the ordinary temperature, is provided on the end of the pipe.</p> |
