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25钢筋一米多少公斤
更新时间: 2021-05-19 22:33:54  

1、约为3.85kg,也就是7.7斤左右。

2、钢的密度为7.85g/cm3,钢材理论重量计算的计量单位为公斤( kg )。其基本公式为:W(重量,kg )=F(断面积 mm2)×L(长度,m)×ρ(密度,g/cm3)×1/1000。

关键词: 钢筋 多少 公斤

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