DIN CEN/TS 14632:2012
排水, 排污及供水用压力及非压力塑料管道系统. 玻璃加固热硬化的不饱和聚酯树脂塑料(UP). 合格评估指导
Plastics piping systems for drainage, sewerage and water supply, pressure and non-pressure - Glass-reinforced thermosetting plastics (GRP) based on unsaturated polyester resin (UP) - Guidance for the assessment of conformity; German version CEN/TS 14632:2