ASME SB111 C68700, etc. 1/4″～3″or as customer required. Copper and Copper Alloy Seamless Conden-ser Tubes ASME SB210 1060,etc. 1/4″～5″or as customer required. Aluminum and Aluminum Alloy Cold Drawn Seamless Tubes ASME SB338 Gr.2, etc. 1″～2″ or as customer required. Seamless and Welded Titanium and Titaniu-m Alloy Tubes for Condensers and Heat Exc-hanges