This standard specifies the dimensions and tolerances of:Round bars, drawn in aluminium and aluminium alloys Tolerance class h 11 Diameter 4 mm <_ D <_ 63 mm for aerospace applications.
EN 2044:2001 history
2001EN 2044:2001 Aerospace series - Round bars, drawn, in aluminium and aluminium alloys - Tolerance class h 11; Diameter 4 mm <= D <= 63 mm; Dimensions