DIN EN 15383-2014 排水管和下水道用塑料管道系统.基于聚酯树脂(UP)的玻璃增强热固性塑料(GRP).检修孔和检查室.德文版本EN 15383-2012+A1-2013
Plastics piping systems for drainage and sewerage - Glass-reinforced thermosetting plastics (GRP) based on polyester resin (UP) - Manholes and inspection chambers; German version EN 15383:2012+A1:2013