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15问答网 > 6米5*6米5客厅用多大工字钢做梁，上面木楼板

6米5*6米5客厅用多大工字钢做梁，上面木楼板

2025-03-16 06:14:14

推荐回答（1个）

回答1：

这个还要看你横梁、纵梁布置情况，横梁、纵梁间距多少的因素有关。
荷载分布大小要根据你使用情况来定，一般的民用住宅1.8KN/平米。
大概估算一下吧！按横梁两米间距计算：
M=1.4*1.8*2*6*6/8=22.7N.m
W=22.7*1000/1.05/215=100.6cm3
强度方面最少要14号工字钢，但是我看挠度是不满足要求的。具体还是请设计公司的人帮你计算吧。

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