ISO 6993-4
Buried, high-impact poly(vinyl chloride) (PVC-HI) piping systems for the supply of gaseous fuels - Part 4: Code of practice for design, handling and installation
Erdverlegte Rohrleitungssysteme aus hochschlagzähem Polyvinylchlorid (PVC- HI) für die Gasversorgung - Teil 4: Regeln für die Konstruktion, Handhabung und Installation
Responsible national committee
NA 054-05-08 AA - Plastics piping systems for the supply of gaseous fuels
Responsible international committee
ISO/TC 138/SC 4 - Plastics pipes and fittings for the supply of gaseous fuels