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钢结构规范规定哪些情况下，可不计算梁的整体性？
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钢结构规范规定哪些情况下，可不计算梁的整体性？
时间：2021-12-26 20:46
关键词：
钢结构设计原理
机械工程
大学试题
工学
答案解析
<p> 当梁上有铺板密铺在梁的受压翼缘上并与其牢固相连，能阻止梁受压翼缘的侧向位移；<br> 当梁在跨中设有中间侧向支承，使梁的整体性稳定性临界弯矩高于或接近于梁的屈服弯矩，此时在验算了梁的抗弯刚度后也就不需要验算梁的整体性；<br> 规范规定工字形截面（含H形钢）简支梁不需稳定性计算的最大长宽比的值；<br> 规范规定当箱形截面尺寸满足高宽比不大于6且长宽比不超过95时，不计算稳定性。<br> </p>
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钢结构规范规定哪些情况下，可不计算梁的整体性？
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