标准摘要
[中文适用范围]： 本文件规定了以下尺寸和形状的公差： ——锻制铝和铝合金挤压圆棒，直径范围为 8 毫米至 350 毫米； ——变形铝和铝合金挤压方形和六角形棒材，对边宽度在 10 毫米至 220 毫米范围内。 适用于挤压圆棒、方棒、六角棒。 [外文原描述]： This document specifies the tolerances on dimensions and shape of the following: — wrought aluminium and aluminium alloy extruded round bars, having diameters in the range from 8 mm up to 350 mm; — wrought aluminium and aluminium alloy extruded square and hexagonal bars, having widths across flats in the range from 10 mm up to 220 mm. It is applicable to extruded round, square and hexagonal bars.
英文名称Wrought aluminium and aluminium alloys — Extruded rods/bars, tubes and profiles — Part 5: Tolerances on form and dimensions for round, square and hexagonal bars