DIN EN ISO 15875-2 Plastics Piping Systems for Hot and Cold Water Installations –Crosslinked Polyethylene (PE-X) – Pipes – Testing Equipment
5 General characteristics 5.2 OpacityCrosslinked polyethylene pipes that are declared to be opaque shall not transmit more than 0,2 % of visible light, when tested in accordance with EN 578. 7 Mechanical characteristics When tested in accordance with the test method as specified in Table 7 using the indicated parameters, the pipe shall withstand the…