钢管允许应力，MPa205
外径，mm48
壁厚，mm 2.7
回转半径i，mm16.0443915
面积，mm2384.0534
计算长度，mm长细比查表计算得φ承载力，kN承载力，kN 2160134.6264830.3728675929.356218229.36
144089.75098840.6624940752.158785552.16
80049.86166020.852*******.111441767.11
90056.09436780.831716965.481858965.48
100062.32707530.808691763.669063363.67
110068.55978280.7812010961.504701361.50
120074.79249040.7510375559.129897459.13
130081.02519790.7158488156.359454956.36
140087.25790540.6781946653.39490853.39
150093.4906130.6375657150.196152150.20
160099.72332050.5899367646.446279546.45
1700105.9560280.544307842.853868942.85
1800112.1887360.5008675939.433779439.43
1900118.4214430.4614713436.332075736.33
2000124.6541510.4247292533.439335833.44
2100130.8868580.3915657130.828339130.83
2200137.1195660.3614021728.453535228.45
2300143.3522730.3345909126.34265926.34
2400149.5849810.3096600824.379831124.38
2500155.8176880.2877292522.653196122.65
2600162.0503960.2678488121.087990721.09
2700168.2831030.2501506919.694600719.69
2800174.5158110.2334525718.379941718.38
2900180.7485180.2185029617.202945217.20
3000186.9812260.2050375516.142800316.14