z220*75*20*2.5在钢结构怎么算理论重量是什么

2025-04-07 13:44:13
推荐回答(3个)
回答1:

表示冷弯薄壁卷边槽钢(又叫C型钢):高*宽*肋宽*厚,多用作墙面和屋面檩条
算钢材用钢量时按延米重量算,算防腐涂料时按展开面积算,
具体可以查一下钢结构构造手册,上面都有。
C型钢C220x75x20x2.5:
截面高度H=220mm;
截面宽度B=75mm;
卷边宽度C=20mm;
厚度t=2.5mm;

回答2:

这个是Z型钢,也就是Z型檩条!

规格是:
Z220*75*20*2.5

理论重量(米重):2.5*(220+75*2+20*2)*1000*7.85/1000000=8.04625kg

根据规格截面可以把它展开,根据体积*密度就可以算出来了,最重要的是注意单位转换!

回答3:

截面型号:Z-220*75*2.5*20
截面选自中国型钢库,[冷弯斜卷边Z形]
截面材料类型:Q235
截面每米质量:7.79kg/m

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