22 صفحه pdf
ISO 4427-1:2007
Plastics piping systems — Polyethylene (PE) pipes and fittings for water supply
Part 1: General
ISO 4427-1:2007-Plastics piping systems — Polyethylene (PE) pipes and fittings for water supply
22 صفحه pdf
ISO 4427-1:2007
Plastics piping systems — Polyethylene (PE) pipes and fittings for water supply
Part 1: General
24 صفحه pdf
ASME B16.26:2011
Cast Copper Alloy Fittings for Flared Copper Tubes