Plastics piping systems for the supply of gaseous fuels -- Unplasticized polyamide (PA-U) piping systems jointed by solvent cement -- Part 3: Fittings— 14 стр.
Plastics piping systems for the supply of gaseous fuels - Unplasticized polyamide (PA-U) piping systems with fusion jointing and mechanical jointing - Part 6: Code of practice for design, handling and installation (ISO 16486-6:2012)— 26 стр.
