| 摘要 |
<p>The corrosion protection system for steel tubes, includes applying an initial skin to the outside of the tube, forming a key for subsequent layers. This skin forms a sealing layer and can be formed by a two component epoxy resin, and the next layer is applied to it before it has completely hardened. The second layer is a mortar layer and this is covered by an outer layer having a bitumen base. Where tubes with connecting sockets are used. The whole outside surface is covered with the resin layer, but the end which is inserted into the socket of the next tube does not receive. The mortar and bitumen coatings.</p> |
