铝方管规格参数表：

序号A（mm)B(mm)T(mm)线密度(kg/m)120201.4 0.282 220202.0 0.390 340251.1 0.374 425111.4 0.254 525111.2 0.220 625111.0 0.186 725201.4 0.320 825201.2 0.277 925201.0 0.233 1025251.4 0.360 1125251.2 0.311 1225251.0 0.262 1330201.4 0.360 1430201.2 0.311 1530201.0 0.262 1630301.0 0.436 1738251.4 0.457 1838251.2 0.394 1938251.3 0.434 2038381.4 0.557 2140201.4 0.434 2240201.2 0.375 2340201.0 0.314 2440301.4 0.510 2540301.2 0.439 2640401.2 0.506 2740401.0 0.424 2850201.4 0.512 2950201.2 0.441 3050201.0 0.370 3150251.4 0.550 3250251.2 0.474 3350251.0 0.397 3460301.4 0.662 3560301.2 0.570 3660301.0 0.477 3760401.4 0.738 3876251.4 0.745 3976251.2 0.641 4076251.0 0.537 4176441.0 0.641 4280251.4 0.775 4380441.4 0.920 4480441.2 0.791 4580441.0 0.661 4685441.0 0.688 4790251.4 0.851 4890251.2 0.732 4990251.0 0.612 5090301.4 0.889 51100251.1 0.927 5240403.8 1.491 5340402.0 0.820 5449402.0 0.920 5540402.5 1.020 561001001.1 1.088 5744402.0 0.860 5890402.0 1.360 5980493.0 2.000 6060301.0 0.455 6168452.5 1.409 6225251.2 0.310 6325251.0 0.260 6462486.0 3.170 6580664.0 2.980 6680603.0 2.178 67113.158.13.0 2.647 68120653.0 3.026 69100442.0 1.518 7076442.0 1.257 71128883.0 3.410 72100101.0 0.604 7325252.0 0.499 741001002.0 2.125