| 摘要 |
The invention relates to a tube liner (1) having an inner tube (2), an outer tub (3), and a tube layer (4) of radiation-curing, in particular light-curable material (5), arranged therebetween. According to the invention, the tubular liner has a marking (10), comprising at least one of the following information: name of manufacturer, production date, order number, production tube diameter, maximum permissible tube diameter, resin material. |
