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