This standard specifies the dimensional deviation of aluminum and aluminum alloy extrusions and other cross-sectional profiles. It includes cross-sectional dimension deviation, cross-sectional angle deviation, bending degree, twisting degree, plane clearance and so on. This standard applies to aluminum and aluminum alloy extrusions and other cross-sectional profiles (hereinafter referred to as profiles).
GB/T 14846-1993 history
2014GB/T 14846-2014 Tolerances on dimensions and form of aluminium and aluminium alloy extruded profiles
2008GB/T 14846-2008 Aluminium and aluminium alloy extruded profiles.Tolerances on dimension and form
1993GB/T 14846-1993 Wrought aluminium and aluminium alloy extruded profiles.Toerances on dimensions and shape