... Compression Pipe Fitting 1)Material:Copper 2)Standard:ROHS 3)Plated:Chrome,Copper,Whiten and Black Detailed Product DescriptionBrass Compression Pipe Fitting1)Material: copper, ... iron, aluminum, stainless steel,brass,ect2)We can make copper nuts in different ... service ,you can contact me freely. Brass Compression Pipe Fitting