water copper tube is widely used for construction and HVACR COPPER WATER TUBES1) Alloy no.: C12200, Temper: hard or half hard2) Standard complied: ASTM B-88, EN-1057, GBT-18033, ISO9001, ISO140013) Specification:Outer Diameter: 4mm ~200mmWall Thickness: 0.41mm ~ 6mmLength: 5.8m or 3m etc O.D. mmThickness(mm)Theoretical weight(kg/m)Hard(Y)Half hard(MY)Soft(M)TypeABCMax.working pressure(Mpa)Max. ...