40 صفحه pdf
َASME B16.29:2012
Wrought Copper and Wrought Copper Alloy Solder-Joint Drainage Fittings — DWV
َASME B16.29:2012-Wrought Copper and Wrought Copper Alloy Solder-Joint Drainage Fittings — DWV
40 صفحه pdf
َASME B16.29:2012
Wrought Copper and Wrought Copper Alloy Solder-Joint Drainage Fittings — DWV
BS EN 10224:2002: Non-alloy steel tubes and fittings for the conveyance of water and other aqueous liquids — Technical delivery conditions