弯头、圆钢等理论重量计算公式(

弯头、圆钢等理论重量计算公式44.9 85 3816.5 2 2040 1 2914.285714 2914.285714
34 3 1746 1 2494.285714 2494.285714
29.1 4 876 1 1251.428571 1251.428571
14.6 5 2106 1 3008.571429 3008.571429
35.1 6 2454 1 3505.714286 3505.714286
40.9 7 2226 1 3180 3180
37.1 8 2160 1 3085.714286 3085.714286
36 9 36 1 51.42857143 51.42857143
1.8 10 36 1 51.42857143 51.42857143
1.8 11 1074 1 1534.285714 1534.285714
17.9 12 2540 2 3628.571429 7257.142857
13 2540 2 3628.571429 7257.142857