ONR 291555-7:2003-10

Действует

Plastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 7: Guidance for the assessment of conformity

ICS

91.140.40 Gas. Including gas meters in buildings / Системы газоснабжения

23.040.45 Plastics fittings / Пластмассовые фитинги

23.040.20 Plastics pipes / Пластмассовые трубы