DEAR SIR, WE ARE IN THE NEED OF ELECTROLYTIC COPPER PIPE AS PER SPEC. MENTIONED BELOW; 1) O/D 31.8mm 2) I/D 27.8mm 3) Wall thickness 2mm 4) Copper purity 99.99% 5) Pipe in streight length of 20' 6) PIPE SURFACE POLISHED Mail your best prices. Minimum order acceptable. Technical literature. THANKING YOU, SHABBIR AHMAD I want to receive: Product Spec . Price Payment . Sample Needed . Minimum Order . Packing Info .