... Pipe Feature: 1) Seamless Condenser and Heat-exchangers tube series: Admiralty brass tube (Hsn 70-1/C44300/CUZn28Sn1AS) and Aluminum brass ... and other copper-nickel alloy tubes; 3) Seamless Brass tube and Arsenical brass tube series: C26130, C26000, C27000, C27200, C28000 and ... , sationery, copper standard compontent, etc 4) Copper pipe and tube series: T2/C 11000/C102. TP2/C12200/C106 and other ...