Dimensions - Universal Beams

Welcome to our Universal Beam dimensions page! Here you'll find dimensions for all UK Universal Beam 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 sections as individual files and AutoCAD Design Center files or Microstation cel libraries - just click on the Shop button in the navigation above.

Section Reference Mass per Metre Depth of Section Width of Section Thickness Root Radius Depth between Fillets Ratios for Local Buckling Dimensions for Detailing Surface Area
        Web Flange     Flange Web End Clearance Notch Per Metre Per Tonne
  kg/m D
mm
B
mm
t
mm
T
mm
r
mm
d
mm
b/T d/t C
mm
N
mm
n
mm
m2 m2
1016x305x487 486.7 1036.3 308.5 30 54.1 30 868.1 2.85 28.9 17 150 86 3.2 6.58
1016x305x437 437 1026.1 305.4 26.9 49 30 868.1 3.12 32.3 15 150 80 3.17 7.25
1016x305x393 392.7 1015.9 303 24.4 43.9 30 868.1 3.45 35.6 14 150 74 3.14 8
1016x305x349 349.4 1008.1 302 21.1 40 30 868.1 3.78 41.1 13 152 70 3.13 8.96
1016x305x314 314.3 999.9 300 19.1 35.9 30 868.1 4.18 45.5 12 152 66 3.11 9.89
1016x305x272 272.3 990.1 300 16.5 31 30 868.1 4.84 52.6 10 152 62 3.1 11.4
1016x305x249 248.7 980.1 300 16.5 26 30 868.1 5.77 52.6 10 152 56 3.08 12.4
1016x305x222 222 970.3 300 16 21.1 30 868.1 7.11 54.3 10 152 52 3.06 13.8
914x419x388 388 921 420.5 21.4 36.6 24.1 799.6 5.74 37.4 13 210 62 3.44 8.87
914x419x343 343.3 911.8 418.5 19.4 32 24.1 799.6 6.54 41.2 12 210 58 3.42 9.96
914x305x289 289.1 926.6 307.7 19.5 32 19.1 824.4 4.81 42.3 12 156 52 3.01 10.4
914x305x253 253.4 918.4 305.5 17.3 27.9 19.1 824.4 5.47 47.7 11 156 48 2.99 11.8
914x305x224 224.2 910.4 304.1 15.9 23.9 19.1 824.4 6.36 51.8 10 156 44 2.97 13.2
914x305x201 200.9 903 303.3 15.1 20.2 19.1 824.4 7.51 54.6 10 156 40 2.96 14.7
838x292x226 226.5 850.9 293.8 16.1 26.8 17.8 761.7 5.48 47.3 10 150 46 2.81 12.4
838x292x194 193.8 840.7 292.4 14.7 21.7 17.8 761.7 6.74 51.8 9 150 40 2.79 14.4
838x292x176 175.9 834.9 291.7 14 18.8 17.8 761.7 7.76 54.4 9 150 38 2.78 15.8
762x267x197 196.8 769.8 268 15.6 25.4 16.5 686 5.28 44 10 138 42 2.55 13
762x267x173 173 762.2 266.7 14.3 21.6 16.5 686 6.17 48 9 138 40 2.53 14.6
762x267x147 146.9 754 265.2 12.8 17.5 16.5 686 7.58 53.6 8 138 34 2.51 17.1
762x267x134 133.9 750 264.4 12 15.5 16.5 686 8.53 57.2 8 138 32 2.51 18.7
686x254x170 170.2 692.9 255.8 14.5 23.7 15.2 615.1 5.4 42.4 9 132 40 2.35 13.8
686x254x152 152.4 687.5 254.5 13.2 21 15.2 615.1 6.06 46.6 9 132 38 2.34 15.4
686x254x140 140.1 683.5 253.7 12.4 19 15.2 615.1 6.68 49.6 8 132 36 2.33 16.6
686x254x125 125.2 677.9 253 11.7 16.2 15.2 615.1 7.81 52.6 8 132 32 2.32 18.5
610x305x238 238.1 635.8 311.4 18.4 31.4 16.5 540 4.96 29.3 11 158 48 2.45 10.3
610x305x179 179 620.2 307.1 14.1 23.6 16.5 540 6.51 38.3 9 158 42 2.41 13.5
610x305x149 149.2 612.4 304.8 11.8 19.7 16.5 540 7.74 45.8 8 158 38 2.39 16
610x229x140 139.9 617.2 230.2 13.1 22.1 12.7 547.6 5.21 41.8 9 120 36 2.11 15.1
610x229x125 125.1 612.2 229 11.9 19.6 12.7 547.6 5.84 46 8 120 34 2.09 16.7
610x229x113 113 607.6 228.2 11.1 17.3 12.7 547.6 6.6 49.3 8 120 30 2.08 18.4
610x229x101 101.2 602.6 227.6 10.5 14.8 12.7 547.6 7.69 52.2 7 120 28 2.07 20.5
610x178x100 100.3 607.4 179.2 11.3 17.2 12.7 547.6 5.21 48.5 8 94 30 1.89 18.8
610x178x92 92.2 603 178.8 10.9 15 12.7 547.6 5.96 50.2 7 94 28 1.88 20.4
610x178x82 81.8 598.6 177.9 10 12.8 12.7 547.6 6.95 54.8 7 94 26 1.87 22.9
533x312x273 273.3 577.1 320.2 21.1 37.6 12.7 476.5 4.26 22.6 13 160 52 2.37 8.67
533x312x219 218.8 560.3 317.4 18.3 29.2 12.7 476.5 5.43 26 11 160 42 2.33 10.7
533x312x182 181.5 550.7 314.5 15.2 24.4 12.7 476.5 6.44 31.3 10 160 38 2.31 12.7
533x312x151 150.6 542.5 312 12.7 20.3 12.7 476.5 7.68 37.5 8 160 34 2.29 15.2
533x210x138 138.3 549.1 213.9 14.7 23.6 12.7 476.5 4.53 32.4 9 110 38 1.9 13.7
533x210x122 122 544.5 211.9 12.7 21.3 12.7 476.5 4.97 37.5 8 110 34 1.89 15.5
533x210x109 109 539.5 210.8 11.6 18.8 12.7 476.5 5.61 41.1 8 110 32 1.88 17.2
533x210x101 101 536.7 210 10.8 17.4 12.7 476.5 6.03 44.1 7 110 32 1.87 18.5
533x210x92 92.1 533.1 209.3 10.1 15.6 12.7 476.5 6.71 47.2 7 110 30 1.86 20.2
533x210x82 82.2 528.3 208.8 9.6 13.2 12.7 476.5 7.91 49.6 7 110 26 1.85 22.5
533x165x85 84.8 534.9 166.5 10.3 16.5 12.7 476.5 5.05 46.3 7 90 30 1.69 19.9
533x165x75 74.7 529.1 165.9 9.7 13.6 12.7 476.5 6.1 49.1 7 90 28 1.68 22.5
533x165x66 65.7 524.7 165.1 8.9 11.4 12.7 476.5 7.24 53.5 6 90 26 1.67 25.4
457x191x161 161.4 492 199.4 18 32 10.2 407.6 3.12 22.6 11 102 44 1.73 10.7
457x191x133 133.3 480.6 196.7 15.3 26.3 10.2 407.6 3.74 26.6 10 102 38 1.7 12.8
457x191x106 105.8 469.2 194 12.6 20.6 10.2 407.6 4.71 32.3 8 102 32 1.67 15.8
457x191x98 98.3 467.2 192.8 11.4 19.6 10.2 407.6 4.92 35.8 8 102 30 1.67 17
457x191x89 89.3 463.4 191.9 10.5 17.7 10.2 407.6 5.42 38.8 7 102 28 1.66 18.6
457x191x82 82 460 191.3 9.9 16 10.2 407.6 5.98 41.2 7 102 28 1.65 20.1
457x191x74 74.3 457 190.4 9 14.5 10.2 407.6 6.57 45.3 7 102 26 1.64 22.1
457x191x67 67.1 453.4 189.9 8.5 12.7 10.2 407.6 7.48 48 6 102 24 1.63 24.3
457x152x82 82.1 465.8 155.3 10.5 18.9 10.2 407.6 4.11 38.8 7 84 30 1.51 18.4
457x152x74 74.2 462 154.4 9.6 17 10.2 407.6 4.54 42.5 7 84 28 1.5 20.2
457x152x67 67.2 458 153.8 9 15 10.2 407.6 5.13 45.3 7 84 26 1.5 22.3
457x152x60 59.8 454.6 152.9 8.1 13.3 10.2 407.6 5.75 50.3 6 84 24 1.49 24.9
457x152x52 52.3 449.8 152.4 7.6 10.9 10.2 407.6 6.99 53.6 6 84 22 1.48 28.3
406x178x85 85.3 417.2 181.9 10.9 18.2 10.2 360.4 5 33.1 7 96 30 1.52 17.8
406x178x74 74.2 412.8 179.5 9.5 16 10.2 360.4 5.61 37.9 7 96 28 1.51 20.4
406x178x67 67.1 409.4 178.8 8.8 14.3 10.2 360.4 6.25 41 6 96 26 1.5 22.3
406x178x60 60.1 406.4 177.9 7.9 12.8 10.2 360.4 6.95 45.6 6 96 24 1.49 24.8
406x178x54 54.1 402.6 177.7 7.7 10.9 10.2 360.4 8.15 46.8 6 96 22 1.48 27.3
406x140x53 53.3 406.6 143.3 7.9 12.9 10.2 360.4 5.55 45.6 6 78 24 1.35 25.3
406x140x46 46 403.2 142.2 6.8 11.2 10.2 360.4 6.35 53 5 78 22 1.34 29.1
406x140x39 39 398 141.8 6.4 8.6 10.2 360.4 8.24 56.3 5 78 20 1.33 34.1
356x171x67 67.1 363.4 173.2 9.1 15.7 10.2 311.6 5.52 34.2 7 94 26 1.38 20.6
356x171x57 57 358 172.2 8.1 13 10.2 311.6 6.62 38.5 6 94 24 1.37 24.1
356x171x51 51 355 171.5 7.4 11.5 10.2 311.6 7.46 42.1 6 94 22 1.36 26.7
356x171x45 45 351.4 171.1 7 9.7 10.2 311.6 8.82 44.5 6 94 20 1.36 30.2
356x127x39 39.1 353.4 126 6.6 10.7 10.2 311.6 5.89 47.2 5 70 22 1.18 30.2
356x127x33 33.1 349 125.4 6 8.5 10.2 311.6 7.38 51.9 5 70 20 1.17 35.4
305x165x54 54 310.4 166.9 7.9 13.7 8.9 265.2 6.09 33.6 6 90 24 1.26 23.3
305x165x46 46.1 306.6 165.7 6.7 11.8 8.9 265.2 7.02 39.6 5 90 22 1.25 27.1
305x165x40 40.3 303.4 165 6 10.2 8.9 265.2 8.09 44.2 5 90 20 1.24 30.8
305x127x48 48.1 311 125.3 9 14 8.9 265.2 4.48 29.5 7 70 24 1.09 22.7
305x127x42 41.9 307.2 124.3 8 12.1 8.9 265.2 5.14 33.2 6 70 22 1.08 25.8
305x127x37 37 304.4 123.4 7.1 10.7 8.9 265.2 5.77 37.4 6 70 20 1.07 28.9
305x102x33 32.8 312.7 102.4 6.6 10.8 7.6 275.9 4.74 41.8 5 58 20 1.01 30.8
305x102x28 28.2 308.7 101.8 6 8.8 7.6 275.9 5.78 46 5 58 18 1 35.5
305x102x25 24.8 305.1 101.6 5.8 7 7.6 275.9 7.26 47.6 5 58 16 0.992 40
254x146x43 43 259.6 147.3 7.2 12.7 7.6 219 5.8 30.4 6 82 22 1.08 25.1
254x146x37 37 256 146.4 6.3 10.9 7.6 219 6.72 34.8 5 82 20 1.07 28.9
254x146x31 31.1 251.4 146.1 6 8.6 7.6 219 8.49 36.5 5 82 18 1.06 34
254x102x28 28.3 260.4 102.2 6.3 10 7.6 225.2 5.11 35.7 5 58 18 0.904 31.9
254x102x25 25.2 257.2 101.9 6 8.4 7.6 225.2 6.07 37.5 5 58 16 0.897 35.7
254x102x22 22 254 101.6 5.7 6.8 7.6 225.2 7.47 39.5 5 58 16 0.89 40.5
203x133x30 30 206.8 133.9 6.4 9.6 7.6 172.4 6.97 26.9 5 74 18 0.923 30.8
203x133x25 25.1 203.2 133.2 5.7 7.8 7.6 172.4 8.54 30.2 5 74 16 0.915 36.5
203x102x23 23.1 203.2 101.8 5.4 9.3 7.6 169.4 5.47 31.4 5 60 18 0.79 34.2
178x102x19 19 177.8 101.2 4.8 7.9 7.6 146.8 6.41 30.6 4 60 16 0.738 38.7
152x89x16 16 152.4 88.7 4.5 7.7 7.6 121.8 5.76 27.1 4 54 16 0.638 40
127x76x13 13 127 76 4 7.6 7.6 96.6 5 24.2 4 46 16 0.537 41.4