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58问答库 > 框架梁在7米的大梁要用多大钢筋和多少钢筋

框架梁在7米的大梁要用多大钢筋和多少钢筋

2025-03-16 11:36:43

推荐回答（1个）

回答（1）：

得看梁上的墙有多高多厚，墙体的材料是多少才能确定。7米跨度不大，一般来说梁高500-700，梁上墙越重则梁高越大。建议梁高不要低于500。至于配筋，梁高越大配筋会越少。梁按200X500，梁上3.6米空心砖墙算，底筋配筋需3根18，箍筋6@200即可。

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