标准摘要
[中文适用范围]： 本部分 ISO 12633 规定了非合金和细晶钢热轧结构空心截面的圆形、方形和矩形截面的公差，并给出了标准尺寸范围的尺寸和截面特性。 注：技术要求见 ISO 12633-1。 [外文原描述]： ISO 12633-2:2011 specifies the tolerances for hot-finished circular, square and rectangular structural hollow sections, and gives the dimensions and sectional properties for a range of standard sizes.
英文名称Hot-finished structural hollow sections of non-alloy and fine grain steels — Part 2: Dimensions and sectional properties