Wrought aluminium and aluminium alloys — Extruded rods/bars, tubes and profiles — Part 3: Tolerances on form and dimensions for extruded rectangular bars
锻铝和铝合金.挤压棒材 管材和型材.第3部分:挤压矩形棒材的形状和尺寸公差
This document specifies the tolerances on dimensions and shape of wrought aluminium and aluminium alloy extruded rectangular bars, having thicknesses in the range from 2 mm up to 240 mm and widths in the range from 10 mm up to 600 mm.
It is applicable to extruded rectangular bars.