Circular hollow sections — United Kingdom
168 sections from British-Sections-1 and Eurocode 3 UK shared angle/hollow tables. Properties are shown in metric units, matching how this library designates its sections.
| Designation | Weight (kg/m) | Depth (mm) | Width (mm) | Area (mm²) | Iₓ (mm⁴) | Sₓ (mm³) | Zₓ (mm³) |
|---|---|---|---|---|---|---|---|
| CHS 508×10 | 123 | 508 | 508 | 15,600 | 485,000,000 | 1,910,000 | 2,480,000 |
| CHS 508×11 | 135 | 508 | 508 | 17,200 | 531,000,000 | 2,090,000 | 2,720,000 |
| CHS 508×12.5 | 153 | 508 | 508 | 19,500 | 598,000,000 | 2,350,000 | 3,070,000 |
| CHS 508×14.2 | 173 | 508 | 508 | 22,000 | 672,000,000 | 2,650,000 | 3,460,000 |
| CHS 508×16 | 194 | 508 | 508 | 24,700 | 749,000,000 | 2,950,000 | 3,870,000 |
| CHS 457×10 | 110 | 457 | 457 | 14,000 | 351,000,000 | 1,540,000 | 2,000,000 |
| CHS 457×11 | 121 | 457 | 457 | 15,400 | 383,000,000 | 1,680,000 | 2,190,000 |
| CHS 457×12.5 | 137 | 457 | 457 | 17,500 | 431,000,000 | 1,890,000 | 2,470,000 |
| CHS 457×14.2 | 155 | 457 | 457 | 19,800 | 485,000,000 | 2,120,000 | 2,780,000 |
| CHS 457×16 | 174 | 457 | 457 | 22,200 | 540,000,000 | 2,360,000 | 3,110,000 |
| CHS 406.4×10 | 97.8 | 406.4 | 406.4 | 12,500 | 245,000,000 | 1,200,000 | 1,570,000 |
| CHS 406.4×11 | 107 | 406.4 | 406.4 | 13,700 | 267,000,000 | 1,320,000 | 1,720,000 |
| CHS 406.4×12.5 | 121 | 406.4 | 406.4 | 15,500 | 300,000,000 | 1,480,000 | 1,940,000 |
| CHS 406.4×14.2 | 137 | 406.4 | 406.4 | 17,500 | 337,000,000 | 1,660,000 | 2,180,000 |
| CHS 406.4×16 | 154 | 406.4 | 406.4 | 19,600 | 374,000,000 | 1,840,000 | 2,440,000 |
| CHS 355.6×6.3 | 54.3 | 355.6 | 355.6 | 6,910 | 105,000,000 | 593,000 | 769,000 |
| CHS 355.6×7.1 | 61 | 355.6 | 355.6 | 7,770 | 118,000,000 | 664,000 | 862,000 |
| CHS 355.6×8 | 68.6 | 355.6 | 355.6 | 8,740 | 132,000,000 | 742,000 | 967,000 |
| CHS 355.6×10 | 85.2 | 355.6 | 355.6 | 10,900 | 162,000,000 | 912,000 | 1,200,000 |
| CHS 355.6×11 | 93.5 | 355.6 | 355.6 | 11,900 | 177,000,000 | 995,000 | 1,310,000 |
| CHS 355.6×12.5 | 106 | 355.6 | 355.6 | 13,500 | 199,000,000 | 1,120,000 | 1,470,000 |
| CHS 355.6×14.2 | 120 | 355.6 | 355.6 | 15,200 | 222,000,000 | 1,250,000 | 1,660,000 |
| CHS 355.6×16 | 134 | 355.6 | 355.6 | 17,100 | 247,000,000 | 1,390,000 | 1,850,000 |
| CHS 323.9×5 | 39.3 | 323.9 | 323.9 | 5,010 | 63,700,000 | 393,000 | 509,000 |
| CHS 323.9×5.6 | 44 | 323.9 | 323.9 | 5,600 | 70,900,000 | 438,000 | 567,000 |
| CHS 323.9×6.3 | 49.3 | 323.9 | 323.9 | 6,290 | 79,300,000 | 490,000 | 636,000 |
| CHS 323.9×7.1 | 55.5 | 323.9 | 323.9 | 7,070 | 88,700,000 | 548,000 | 713,000 |
| CHS 323.9×8 | 62.3 | 323.9 | 323.9 | 7,940 | 99,100,000 | 612,000 | 799,000 |
| CHS 323.9×10 | 77.4 | 323.9 | 323.9 | 9,860 | 122,000,000 | 751,000 | 986,000 |
| CHS 323.9×11 | 84.9 | 323.9 | 323.9 | 10,800 | 132,000,000 | 818,000 | 1,080,000 |
| CHS 323.9×12.5 | 96 | 323.9 | 323.9 | 12,200 | 148,000,000 | 917,000 | 1,210,000 |
| CHS 323.9×14.2 | 108 | 323.9 | 323.9 | 13,800 | 166,000,000 | 1,020,000 | 1,360,000 |
| CHS 323.9×16 | 121 | 323.9 | 323.9 | 15,500 | 184,000,000 | 1,140,000 | 1,520,000 |
| CHS 273×5 | 33 | 273 | 273 | 4,210 | 37,800,000 | 277,000 | 359,000 |
| CHS 273×5.6 | 36.9 | 273 | 273 | 4,700 | 42,100,000 | 308,000 | 400,000 |
| CHS 273×6.3 | 41.4 | 273 | 273 | 5,280 | 47,000,000 | 344,000 | 448,000 |
| CHS 273×7.1 | 46.6 | 273 | 273 | 5,930 | 52,400,000 | 384,000 | 502,000 |
| CHS 273×8 | 52.3 | 273 | 273 | 6,660 | 58,500,000 | 429,000 | 562,000 |
| CHS 273×10 | 64.9 | 273 | 273 | 8,260 | 71,500,000 | 524,000 | 692,000 |
| CHS 273×11 | 71.1 | 273 | 273 | 9,050 | 77,800,000 | 570,000 | 756,000 |
| CHS 273×12.5 | 80.3 | 273 | 273 | 10,200 | 87,000,000 | 637,000 | 849,000 |
| CHS 273×14.2 | 90.6 | 273 | 273 | 11,500 | 97,000,000 | 710,000 | 952,000 |
| CHS 273×16 | 101 | 273 | 273 | 12,900 | 107,000,000 | 784,000 | 1,060,000 |
| CHS 244.5×5 | 29.5 | 244.5 | 244.5 | 3,760 | 27,000,000 | 221,000 | 287,000 |
| CHS 244.5×5.6 | 33 | 244.5 | 244.5 | 4,200 | 30,000,000 | 245,000 | 320,000 |
| CHS 244.5×6.3 | 37 | 244.5 | 244.5 | 4,710 | 33,500,000 | 274,000 | 358,000 |
| CHS 244.5×7.1 | 41.6 | 244.5 | 244.5 | 5,300 | 37,300,000 | 305,000 | 400,000 |
| CHS 244.5×8 | 46.7 | 244.5 | 244.5 | 5,940 | 41,600,000 | 340,000 | 448,000 |
| CHS 244.5×10 | 57.8 | 244.5 | 244.5 | 7,370 | 50,700,000 | 415,000 | 550,000 |
| CHS 244.5×11 | 63.3 | 244.5 | 244.5 | 8,070 | 55,100,000 | 451,000 | 600,000 |
| CHS 244.5×12.5 | 71.5 | 244.5 | 244.5 | 9,110 | 61,500,000 | 503,000 | 673,000 |
| CHS 244.5×14.2 | 80.6 | 244.5 | 244.5 | 10,300 | 68,400,000 | 559,000 | 754,000 |
| CHS 244.5×16 | 90.2 | 244.5 | 244.5 | 11,500 | 75,300,000 | 616,000 | 837,000 |
| CHS 219.1×4.5 | 23.8 | 219.1 | 219.1 | 3,030 | 17,500,000 | 159,000 | 207,000 |
| CHS 219.1×5 | 26.4 | 219.1 | 219.1 | 3,360 | 19,300,000 | 176,000 | 229,000 |
| CHS 219.1×5.6 | 29.5 | 219.1 | 219.1 | 3,760 | 21,400,000 | 195,000 | 255,000 |
| CHS 219.1×6.3 | 33.1 | 219.1 | 219.1 | 4,210 | 23,900,000 | 218,000 | 285,000 |
| CHS 219.1×7.1 | 37.1 | 219.1 | 219.1 | 4,730 | 26,600,000 | 243,000 | 319,000 |
| CHS 219.1×8 | 41.6 | 219.1 | 219.1 | 5,310 | 29,600,000 | 270,000 | 357,000 |
| CHS 219.1×10 | 51.6 | 219.1 | 219.1 | 6,570 | 36,000,000 | 328,000 | 438,000 |
| CHS 219.1×11 | 56.5 | 219.1 | 219.1 | 7,190 | 39,000,000 | 356,000 | 477,000 |
| CHS 219.1×12.5 | 63.7 | 219.1 | 219.1 | 8,110 | 43,400,000 | 397,000 | 534,000 |
| CHS 219.1×14.2 | 71.8 | 219.1 | 219.1 | 9,140 | 48,200,000 | 440,000 | 597,000 |
| CHS 219.1×16 | 80.1 | 219.1 | 219.1 | 10,200 | 53,000,000 | 483,000 | 661,000 |
| CHS 193.7×5 | 23.3 | 193.7 | 193.7 | 2,960 | 13,200,000 | 136,000 | 178,000 |
| CHS 193.7×5.6 | 26 | 193.7 | 193.7 | 3,310 | 14,600,000 | 151,000 | 198,000 |
| CHS 193.7×6.3 | 29.1 | 193.7 | 193.7 | 3,710 | 16,300,000 | 168,000 | 221,000 |
| CHS 193.7×7.1 | 32.7 | 193.7 | 193.7 | 4,160 | 18,100,000 | 187,000 | 247,000 |
| CHS 193.7×8 | 36.6 | 193.7 | 193.7 | 4,670 | 20,200,000 | 208,000 | 276,000 |
| CHS 193.7×10 | 45.3 | 193.7 | 193.7 | 5,770 | 24,400,000 | 252,000 | 338,000 |
| CHS 193.7×11 | 49.6 | 193.7 | 193.7 | 6,310 | 26,400,000 | 273,000 | 368,000 |
| CHS 193.7×12.5 | 55.9 | 193.7 | 193.7 | 7,120 | 29,300,000 | 303,000 | 411,000 |
| CHS 193.7×14.2 | 62.9 | 193.7 | 193.7 | 8,010 | 32,400,000 | 335,000 | 458,000 |
| CHS 193.7×16 | 70.1 | 193.7 | 193.7 | 8,930 | 35,500,000 | 367,000 | 507,000 |
| CHS 168.3×5 | 20.1 | 168.3 | 168.3 | 2,570 | 8,560,000 | 102,000 | 133,000 |
| CHS 168.3×5.6 | 22.5 | 168.3 | 168.3 | 2,860 | 9,480,000 | 113,000 | 148,000 |
| CHS 168.3×6.3 | 25.2 | 168.3 | 168.3 | 3,210 | 10,500,000 | 125,000 | 165,000 |
| CHS 168.3×7.1 | 28.2 | 168.3 | 168.3 | 3,600 | 11,700,000 | 139,000 | 185,000 |
| CHS 168.3×8 | 31.6 | 168.3 | 168.3 | 4,030 | 13,000,000 | 154,000 | 206,000 |
| CHS 168.3×10 | 39 | 168.3 | 168.3 | 4,970 | 15,600,000 | 186,000 | 251,000 |
| CHS 168.3×11 | 42.7 | 168.3 | 168.3 | 5,440 | 16,900,000 | 201,000 | 273,000 |
| CHS 168.3×12.5 | 48 | 168.3 | 168.3 | 6,120 | 18,700,000 | 222,000 | 304,000 |
| CHS 139.7×3.6 | 12.1 | 139.7 | 139.7 | 1,540 | 3,570,000 | 51,100 | 66,700 |
| CHS 139.7×4 | 13.4 | 139.7 | 139.7 | 1,710 | 3,930,000 | 56,200 | 73,700 |
| CHS 139.7×4.5 | 15 | 139.7 | 139.7 | 1,910 | 4,370,000 | 62,600 | 82,300 |
| CHS 139.7×5 | 16.6 | 139.7 | 139.7 | 2,120 | 4,810,000 | 68,800 | 90,800 |
| CHS 139.7×5.6 | 18.5 | 139.7 | 139.7 | 2,360 | 5,310,000 | 76,100 | 101,000 |
| CHS 139.7×6.3 | 20.7 | 139.7 | 139.7 | 2,640 | 5,890,000 | 84,300 | 112,000 |
| CHS 139.7×7.1 | 23.2 | 139.7 | 139.7 | 2,960 | 6,520,000 | 93,300 | 125,000 |
| CHS 139.7×8 | 26 | 139.7 | 139.7 | 3,310 | 7,200,000 | 103,000 | 139,000 |
| CHS 139.7×10 | 32 | 139.7 | 139.7 | 4,070 | 8,620,000 | 123,000 | 169,000 |
| CHS 114.3×3.6 | 9.83 | 114.3 | 114.3 | 1,250 | 1,920,000 | 33,600 | 44,100 |
| CHS 114.3×4 | 10.9 | 114.3 | 114.3 | 1,390 | 2,110,000 | 36,900 | 48,700 |
| CHS 114.3×4.5 | 12.2 | 114.3 | 114.3 | 1,550 | 2,340,000 | 41,000 | 54,300 |
| CHS 114.3×5 | 13.5 | 114.3 | 114.3 | 1,720 | 2,570,000 | 45,000 | 59,800 |
| CHS 114.3×5.6 | 15 | 114.3 | 114.3 | 1,910 | 2,830,000 | 49,600 | 66,200 |
| CHS 114.3×6.3 | 16.8 | 114.3 | 114.3 | 2,140 | 3,130,000 | 54,700 | 73,600 |
| CHS 114.3×7.1 | 18.8 | 114.3 | 114.3 | 2,390 | 3,450,000 | 60,400 | 81,700 |
| CHS 114.3×8 | 21 | 114.3 | 114.3 | 2,670 | 3,790,000 | 66,400 | 90,600 |
| CHS 114.3×10 | 25.7 | 114.3 | 114.3 | 3,280 | 4,500,000 | 78,700 | 109,000 |
| CHS 101.6×3.6 | 8.7 | 101.6 | 101.6 | 1,110 | 1,330,000 | 26,200 | 34,600 |
| CHS 101.6×4 | 9.63 | 101.6 | 101.6 | 1,230 | 1,460,000 | 28,800 | 38,100 |
| CHS 101.6×4.5 | 10.8 | 101.6 | 101.6 | 1,370 | 1,620,000 | 31,900 | 42,500 |
| CHS 101.6×5 | 11.9 | 101.6 | 101.6 | 1,520 | 1,770,000 | 34,900 | 46,700 |
| CHS 101.6×5.6 | 13.3 | 101.6 | 101.6 | 1,690 | 1,950,000 | 38,400 | 51,700 |
| CHS 101.6×6.3 | 14.8 | 101.6 | 101.6 | 1,890 | 2,150,000 | 42,300 | 57,300 |
| CHS 101.6×7.1 | 16.5 | 101.6 | 101.6 | 2,110 | 2,370,000 | 46,600 | 63,500 |
| CHS 101.6×8 | 18.5 | 101.6 | 101.6 | 2,350 | 2,600,000 | 51,100 | 70,300 |
| CHS 101.6×10 | 22.6 | 101.6 | 101.6 | 2,880 | 3,050,000 | 60,100 | 84,200 |
| CHS 88.9×3.2 | 6.76 | 88.9 | 88.9 | 862 | 792,000 | 17,800 | 23,500 |
| CHS 88.9×3.6 | 7.57 | 88.9 | 88.9 | 965 | 879,000 | 19,800 | 26,200 |
| CHS 88.9×4 | 8.38 | 88.9 | 88.9 | 1,070 | 963,000 | 21,700 | 28,900 |
| CHS 88.9×4.5 | 9.37 | 88.9 | 88.9 | 1,190 | 1,070,000 | 24,000 | 32,100 |
| CHS 88.9×5 | 10.3 | 88.9 | 88.9 | 1,320 | 1,160,000 | 26,200 | 35,200 |
| CHS 88.9×5.6 | 11.5 | 88.9 | 88.9 | 1,470 | 1,280,000 | 28,700 | 38,900 |
| CHS 88.9×6.3 | 12.8 | 88.9 | 88.9 | 1,630 | 1,400,000 | 31,500 | 43,100 |
| CHS 88.9×7.1 | 14.3 | 88.9 | 88.9 | 1,820 | 1,540,000 | 34,600 | 47,600 |
| CHS 88.9×8 | 16 | 88.9 | 88.9 | 2,030 | 1,680,000 | 37,800 | 52,500 |
| CHS 88.9×10 | 19.5 | 88.9 | 88.9 | 2,480 | 1,960,000 | 44,100 | 62,600 |
| CHS 76.1×2.9 | 5.24 | 76.1 | 76.1 | 667 | 447,000 | 11,800 | 15,500 |
| CHS 76.1×3.2 | 5.75 | 76.1 | 76.1 | 733 | 488,000 | 12,800 | 17,000 |
| CHS 76.1×3.6 | 6.44 | 76.1 | 76.1 | 820 | 540,000 | 14,200 | 18,900 |
| CHS 76.1×4 | 7.11 | 76.1 | 76.1 | 906 | 591,000 | 15,500 | 20,800 |
| CHS 76.1×4.5 | 7.95 | 76.1 | 76.1 | 1,010 | 651,000 | 17,100 | 23,100 |
| CHS 76.1×5 | 8.77 | 76.1 | 76.1 | 1,120 | 709,000 | 18,600 | 25,300 |
| CHS 76.1×5.6 | 9.74 | 76.1 | 76.1 | 1,240 | 775,000 | 20,400 | 27,900 |
| CHS 76.1×6.3 | 10.8 | 76.1 | 76.1 | 1,380 | 848,000 | 22,300 | 30,800 |
| CHS 76.1×7.1 | 12.1 | 76.1 | 76.1 | 1,540 | 926,000 | 24,300 | 33,900 |
| CHS 76.1×8 | 13.4 | 76.1 | 76.1 | 1,710 | 1,010,000 | 26,400 | 37,300 |
| CHS 60.3×2.6 | 3.7 | 60.3 | 60.3 | 471 | 197,000 | 6,520 | 8,660 |
| CHS 60.3×2.9 | 4.11 | 60.3 | 60.3 | 523 | 216,000 | 7,160 | 9,560 |
| CHS 60.3×3.2 | 4.51 | 60.3 | 60.3 | 574 | 235,000 | 7,780 | 10,400 |
| CHS 60.3×3.6 | 5.03 | 60.3 | 60.3 | 641 | 259,000 | 8,580 | 11,600 |
| CHS 60.3×4 | 5.55 | 60.3 | 60.3 | 707 | 282,000 | 9,340 | 12,700 |
| CHS 60.3×4.5 | 6.19 | 60.3 | 60.3 | 789 | 309,000 | 10,200 | 14,000 |
| CHS 60.3×5 | 6.82 | 60.3 | 60.3 | 869 | 335,000 | 11,100 | 15,300 |
| CHS 60.3×5.6 | 7.55 | 60.3 | 60.3 | 962 | 364,000 | 12,100 | 16,800 |
| CHS 60.3×6.3 | 8.39 | 60.3 | 60.3 | 1,070 | 395,000 | 13,100 | 18,500 |
| CHS 60.3×7.1 | 9.32 | 60.3 | 60.3 | 1,190 | 427,000 | 14,200 | 20,200 |
| CHS 60.3×8 | 10.3 | 60.3 | 60.3 | 1,310 | 460,000 | 15,300 | 22,100 |
| CHS 48.3×2.6 | 2.93 | 48.3 | 48.3 | 373 | 97,800 | 4,050 | 5,440 |
| CHS 48.3×2.9 | 3.25 | 48.3 | 48.3 | 414 | 107,000 | 4,430 | 5,990 |
| CHS 48.3×3.2 | 3.56 | 48.3 | 48.3 | 453 | 116,000 | 4,800 | 6,520 |
| CHS 48.3×3.6 | 3.97 | 48.3 | 48.3 | 506 | 127,000 | 5,260 | 7,210 |
| CHS 48.3×4 | 4.37 | 48.3 | 48.3 | 557 | 138,000 | 5,700 | 7,870 |
| CHS 48.3×4.5 | 4.86 | 48.3 | 48.3 | 619 | 150,000 | 6,210 | 8,660 |
| CHS 48.3×5 | 5.34 | 48.3 | 48.3 | 680 | 162,000 | 6,690 | 9,420 |
| CHS 48.3×5.6 | 5.9 | 48.3 | 48.3 | 751 | 174,000 | 7,210 | 10,300 |
| CHS 48.3×6.3 | 6.53 | 48.3 | 48.3 | 831 | 187,000 | 7,760 | 11,200 |
| CHS 42.4×2.6 | 2.55 | 42.4 | 42.4 | 325 | 64,600 | 3,050 | 4,120 |
| CHS 42.4×2.9 | 2.82 | 42.4 | 42.4 | 360 | 70,600 | 3,330 | 4,530 |
| CHS 42.4×3.2 | 3.09 | 42.4 | 42.4 | 394 | 76,200 | 3,590 | 4,930 |
| CHS 42.4×3.6 | 3.44 | 42.4 | 42.4 | 439 | 83,300 | 3,930 | 5,440 |
| CHS 42.4×4 | 3.79 | 42.4 | 42.4 | 483 | 89,900 | 4,240 | 5,920 |
| CHS 42.4×4.5 | 4.21 | 42.4 | 42.4 | 536 | 97,600 | 4,600 | 6,490 |
| CHS 33.7×2.6 | 1.99 | 33.7 | 33.7 | 254 | 30,900 | 1,840 | 2,520 |
| CHS 33.7×2.9 | 2.2 | 33.7 | 33.7 | 281 | 33,600 | 1,990 | 2,760 |
| CHS 33.7×3.2 | 2.41 | 33.7 | 33.7 | 307 | 36,000 | 2,140 | 2,990 |
| CHS 33.7×3.6 | 2.67 | 33.7 | 33.7 | 340 | 39,100 | 2,320 | 3,280 |
| CHS 33.7×4 | 2.93 | 33.7 | 33.7 | 373 | 41,900 | 2,490 | 3,550 |
| CHS 33.7×4.5 | 3.24 | 33.7 | 33.7 | 413 | 45,000 | 2,670 | 3,870 |
| CHS 26.9×2.6 | 1.56 | 26.9 | 26.9 | 198 | 14,800 | 1,100 | 1,540 |
| CHS 26.9×2.9 | 1.72 | 26.9 | 26.9 | 219 | 16,000 | 1,190 | 1,680 |
| CHS 26.9×3.2 | 1.87 | 26.9 | 26.9 | 238 | 17,000 | 1,270 | 1,810 |
| CHS 26.9×3.6 | 2.07 | 26.9 | 26.9 | 264 | 18,300 | 1,360 | 1,970 |
| CHS 21.3×2.6 | 1.2 | 21.3 | 21.3 | 153 | 6,810 | 639 | 915 |
| CHS 21.3×2.9 | 1.32 | 21.3 | 21.3 | 168 | 7,270 | 683 | 990 |
| CHS 21.3×3.2 | 1.43 | 21.3 | 21.3 | 182 | 7,680 | 722 | 1,060 |