Posted on October 17, 2017October 19, 2017 by Pulse AssentISO 10639:2017 Plastics piping systems for pressure and non-pressure water supply . Glass-reinforced thermosetting plastics (GRP) systems based on unsaturated polyester (UP) resin Link: ISO 10639:2017 Plastics piping systems for pressure and non-pressure water supply . Glass-reinforced thermosetting plastics (GRP) systems based on unsaturated polyester (UP) resin Source: BSI Standards Related Posts:BS ISO 4427-1:2019 Plastics piping systems for water supply…BS ISO 4427-2:2019 Plastics piping systems for water supply,…BS ISO 4427-3:2019 Plastics piping systems for water supply,…BS ISO 4427-5:2019 Plastics piping systems for water supply,…BS EN ISO 180:2019 Plastics. Determination of Izod impact…