DIN EN ISO 11296-7:2013
地下无压排水道及污水网的翻修用塑料管道系统.第7部分:螺旋衬管(ISO 11296-7-2011).德文版本EN ISO 11296-7-2013
Plastics piping systems for renovation of underground non-pressure drainage and sewerage networks - Part 7: Lining with spirally-wound pipes (ISO 11296-7:2011); German version EN ISO 11296-7:2013