KS M ISO 10952-2017 塑料管道系统-玻璃纤维增强热固性塑料(GRP)管和配件-弯曲条件下截面内部耐化学侵蚀性的测定
Plastics piping systems-Glass-reinforced thermosetting plastics (GRP) pipes and fittings-Determination of the resistance to chemical attack for the inside of a section in a deflected condition