1,Alloy:C26000 CU Purity:65.9% or C26800,CU purity70% 2,Standard complied: ASTM B-88, EN-1057, ISO9001, Specification: Alloy:C26000 CU Purity:65.9% or C26800,CU purity70%1,Standard complied: ASTM B-88, EN-1057, ISO9001,2,Outer Diameter: 4mm ~1000mm3,Wall Thickness: 0.41mm ~ 20mm4,Length: 5.8m or 12m etc KeywordBass Pipe and Brass Tube,Copper pipe and Tubes