We produce Copper Pipe and Copper Tubes, also bronze pipe, according to you request, Specification: Alloy:C11000 CU Purity:99.9% or C12000,CU purity99%Standard complied: ASTM B-88, EN-1057, ISO9001,Outer Diameter: 4mm ~1000mmWall Thickness: 0.41mm ~ 20mmLength: 5.8m or 12m etc Nominal Standard Size inchOutside Diameter inchWall thickness and tolerances(inch)calculated Weight 1b/ftType KKType ...