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    (方管)方形空心型钢基本尺寸与主要参数规格

    发布时间:2014-03-22 11:18:18 作者:北台钢铁 

            (方管)方形空心钢基本尺寸与主要参数规格 GB6728-86,ASTM A500

    边长
    mm
    尺寸允许
    偏差mm
    壁厚
    mm
     
    理论重
    量Kg/m
    截面面积cm2
    回转半径cm
    截面模
    数 cm3
     
    扭转常数
    A
     
    普通精度
    较高精度
    Rx=Ry
     
    Wx=Wy
     
    Ity cm2
     
    Wty cm2
    25
     
    ±0.60
     
    ±0.30
    1.2
    0.867
    1.105
    0.963
    0.820
    1.655
    1.352
    1.5
    1.061
    1.352
    0.948
    0.973
    1.998
    1.643
    2.0
    1.363
    1.736
    0.923
    1.186
    2.502
    2.085
    30
    2.5
    2.032
    2.589
    1.103
    2.102
    5.347
    3.720
    3.0
    2.361
    3.008
    1.078
    2.333
    6.060
    4.269
    40
     
    ±0.80
    ±0.40
    2.5
    2.817
    3.589
    1.512
    4.106
    13.539
    6.970
    3.0
    3.303
    4.208
    1.488
    4.660
    15.628
    8.109
    4.0
    4.198
    5.347
    1.438
    5.532
    19.152
    10.120
    50
    ±1.00
    ±0.50
    2.5
    3.602
    4.589
    1.921
    6.776
    27.436
    11.220
    3.0
    4.245
    5.408
    1.897
    7.785
    31.972
    13.149
    4.0
    5.454
    6.947
    1.847
    9.490
    40.047
    16.680
    60
    ±1.20
    ±0.60
    2.5
    4.387
    5.589
    2.329
    10.113
    48.539
    16.470
    3.0
    5.187
    6.608
    2.305
    11.710
    56.892
    19.389
    4.0
    6.710
    8.547
    2.256
    14.513
    72.188
    24.840
    5.0
    8.129
    10.356
    2.207
    16.822
    85.560
    29.767
    70
    3.0
    6.129
    7.808
    2.714
    16.434
    92.188
    26.829
    4.0
    7.966
    10.147
    2.665
    20.602
    117.975
    34.600
    5.0
    9.699
    12.356
    2.616
    24.172
    141.183
    41.767
    80
    ±1.40
     
    3.0
    7.071
    9.008
    3.122
    21.959
    139.660
    35.469
    4.0
    9.222
    11.747
    3.074
    27.757
    179.808
    45.960
    5.0
    11.269
    14.356
    3.025
    32.853
    216.628
    55.767
    90
    ±1.50
    ±0.75
    3.0
    8.013
    10.208
    3.531
    28.283
    201.108
    45.309
    4.0
    10.478
    13.347
    3.482
    35.979
    260.088
    58.920
    5.0
     
    12.839
    16.356
    3.434
    42.867
    314.896
    71.767
    6.0
    15.097
    19.232
    3.385
    48.982
    365.452
    83.837
    100
    ±1.60
    ±0.80
    4.0
    11.734
    14.947
    3.891
    45.267
    361.213
    73.480
    5.0
    14.409
    18.356
    3.842
    54.214
    438.986
    89.767
    6.0
    16.981
    21.632
    3.794
    62.283
    511.558
    105.197
    120
    ±1.80
    ±0.90
    4.0
    14.246
    18.147
    4.708
    67.043
    635.603
    107.400
    5.0
    17.549
    22.356
    4.659
    80.906
    776.632
    131.767
    6.0
    20.749
    26.432
    4.611
    93.683
    910.281
    155.117
    8.0
    26.840
    34.191
    4.513
    116.106
    1155.010
    198.726
    140
    ±2.00
    ±1.00
    4.0
    16.758
    21.347
    5.524
    93.085
    1022.176
    147.720
     
    5.0
    20.689
    26.356
    5.476
    112.931
    1253.565
    181.76
    6.0
    24.517
    31.232
    5.428
    131.479
    1475.020
    214.637
    8.0
    31.864
    40.591
    5.331
    164.819
    1887.605
    276.806
    160
    ±2.40
    ±1.20
    4.0
    19.270
    24.547
    6.341
    123.394
    1540.134
    194.440
    5.0
    23.829
    30.356
    6.293
    150.289
    1893.787
    239.767
    6.0
    28.285
    38.032
    6.245
    175.676
    2234.573
    283.757
    8.0
    36.888
    46.991
    6.148
    222.062
    2876.940
    367.686
    更新:20191118 161121     


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