圆钢、方钢理论重量

圆钢直径d方钢边长a mm5.566.578910* 111222* 23242526* 2728* 2930* 3132* 3334* 353638404245485053* 5556* 58600.3020.3950.4990.6170.7460.8882.983.263.553.854.174.494.835.185.555.926.316.717.137.557.998.99.8610.912.514.215.417.318.619.320.722.2理论重量 kg/m圆钢0.1860.2220.26方钢0.2370.2830.3320.3850.5020.6360.7850.951.133.84.154.524.915.315.726.156.67.067.548.048.559.079.6210.211.312.613.815.918.119.62223.724.626.428.3圆钢直径d方钢边长a mm13141516171819202163* 65* 68707580859095100105110115120125130140150160170180190200220250 圆钢1.041.211.391.581.7822.232.472.7224.52628.530.234.739.544.549.955.661.76874.681.588.896.3104121139158178200223247298385 理论重量kg/m方钢1.331.541.772.012.272.542.833.143.4631.233.236.338.544.250.256.763.670.878.586.595104113123133154177201227254283314   计算公式：W(kg/m)=0.00617*直径2，W(kg/m)=0.00785*边长2注：1.表中的理论重量，按密度为7.85g/cm3    2.表中带*者不推荐使用。25*25*3方钢50*25*3方钢

2.07243.25404

0.712152

50*25*3方钢3.25404

1.382.9

4819.08650.00

6.6503351.885

8.535335

15.425