Properties - Unequal Angles

Welcome to our Unequal Angle properties page! Here you'll find properties for all UK Unequal Angle steel sections described by the Steelwork Design Guide to BS5950-1:2000, Volume 1, Section Properties, Member Capacities, 7th Edition (also known as The Blue Book). Sort the table below according to any property and select a CAD file to download using the reference links in the left-most column.

You can also purchase all our CAD data in one easy download, containing the shapes as individual files or AutoCAD Design Center files! Click here to visit our Shop.

Section ReferenceDimensionSecond Moment of AreaRadius of Gyration
   Axis
x-x
Axis
y-y
Axis
u-u
Axis
v-v
Axis
x-x
Axis
y-y
Axis
u-u
Axis
v-v
 cxcycm4cm4cm4cm4cmcmcmcm
200x150x186.333.852380115029206236.294.376.973.22
200x150x156.213.73202097924805266.334.473.23
200x150x126.083.61165080320304306.364.447.043.25
200x100x157.162.22176029918601936.42.646.592.12
200x100x127.032.1144024715301596.432.676.632.14
200x100x106.932.01122021012901356.462.686.652.15
150x90x155.212.237612058411264.742.464.981.93
150x90x125.082.126271716941044.772.495.021.94
150x90x1052.0453314659188.34.82.515.051.95
150x75x155.521.8171311975378.64.751.944.881.58
150x75x125.41.6958899.662364.74.781.974.921.59
150x75x105.311.6150185.653155.14.811.994.951.6
125x75x124.311.8435495.539158.53.952.054.151.61
125x75x104.231.7630282.133449.93.972.074.181.61
125x75x84.141.6824767.627440.942.094.211.63
100x75x123.272.0318990.223049.53.12.143.421.59
100x75x103.191.9516277.619742.23.122.163.451.59
100x75x83.11.8713364.116234.63.142.183.471.6
100x65x103.361.631545117530.13.141.813.351.39
100x65x83.271.5512742.214424.83.161.833.371.4
100x65x73.231.5111337.6128223.171.833.391.4
100x50x83.61.1311619.712312.83.191.313.281.06
100x50x63.511.0589.915.495.49.923.211.333.311.07
80x60x72.511.525928.47215.42.511.742.771.28
80x40x82.940.96357.69.6160.96.342.531.032.60.838
80x40x62.850.88444.97.5947.64.932.551.052.630.845
75x50x82.521.295218.459.610.82.351.42.521.07
75x50x62.441.2140.514.446.68.362.371.422.551.08
70x50x62.231.2533.414.239.77.922.21.432.41.07
65x50x51.991.2523.211.928.86.322.051.472.281.07
60x40x621.0120.17.1223.14.161.881.122.020.855
60x40x51.960.97217.26.1119.73.541.891.132.030.86
60x30x52.170.68415.62.6316.51.711.910.7841.970.633
50x30x51.730.7419.362.5110.31.541.570.8161.650.639
45x30x41.480.745.782.056.651.181.420.851.520.64
40x25x41.360.6233.891.164.350.71.260.6871.330.534
40x20x41.470.483.590.63.80.3931.260.5141.30.417
30x20x41.030.5411.590.5531.810.330.9250.5460.9880.421
30x20x30.990.5021.250.4371.430.2560.9350.55310.424