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钢结构受压容许长细比如何计算
更新时间: 2020-07-15 00:00:00  

1、钢结构受压容许长细比是指杆件的计算长度与杆件截面的回转半径之比。

2、计算长度与杆件端部的连接方式有关,如固接、铰接、链接、自由,长细比并不是长边与短边之比,而回转半径是个材料力学概念,计算复杂。

3、钢结构的核心问题是稳定,稳定是截面展开程度在受力的情况下的一种反应,而回转半径是截面展开程度的直接度量。

关键词: 结构 容许 如何 计算

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