Historical
DIN EN 12449:1999
Copper and copper alloys - Seamless, round tubes for general purposes (Foreign Standard)
The document specifies the composition and property requirements and tolerances on dimensions and form for seamless round drawn copper and copper alloy tubes for general purposes supplied in the size range from 3 mm up to and including 450 mm outside diameter and from 0,3 mm up to including 20 mm woll thickness. The sampling procedures and the methods of test for verification of conformity to the requirements of this document are also specified.
Deutsches Institut für Normung [din]