


型材: 20x40(单位:mm)
材料:铝 (6063-T5)
单位质量:0.95kg/m
长度:6.02m
集合惯性:lx:4.64cm4 ly:1.42cm4
截面惯性:zx:2.32cm3 zy:1.32cm3
用途:广泛用于定制轻型框架结构
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