Plastics piping systems for pressure and non-pressure water supply, irrigation, drainage or sewerage. Glass-reinforced thermosetting plastics (GRP) systems based on unsaturated polyester (UP) resin. Pipes with flexible joints intended to be installed using jacking techniques
压力和非压力供水、灌溉、排水或排污用塑料管道系统 基于不饱和聚酯(UP)树脂的玻璃纤维增强热固性塑料(GRP)系统 拟采用顶升技术安装的带有柔性接头的管道
2011-05-31
ISO 25780-2011
Plastics piping systems for pressure and non-pressure water supply, irrigation, drainage or sewerage — Glass-reinforced thermosetting plastics (GRP) systems based on unsaturated polyester (UP) resin — Pipes with flexible joints intended to be installed using jacking techniques
压力和非压力供水、灌溉、排水或污水用塑料管道系统——基于不饱和聚酯(UP)树脂的玻璃纤维增强热固性塑料(GRP)系统——拟采用顶升技术安装的带挠性接头的管道