Plastics piping systems for non-pressure underground drainage and sewerage. Polyethylene (PE). Specifications for pipes, fittings and the system— 38 стр.
Plastics pipes and fittings. Crosslinked polyethylene (PE-X) pipe systems for the conveyance of gaseous fuels. Metric series. Specifications. Fittings for heat-fusion jointing— 38 стр.