Structural Light Steel Framing
Infill
U Track section properties
- Stud profiles denoted by 'U'.
- Standard track available in 1.2, 1.5 and 2.0mm gauges,Heavy track available in 2.5 and 3.0mm gauges
- Standard track lengths are 3 and 4 metres.
- Larger lengths available up to 12 metres.
U Track section properties (BS 5950-5)
Section Reference | h | b | r | t | Agr | Ix | Iy | es | Q | Aeff | Zeff.x | Zeff.y | Rxx | Ryy | Ix.eff | Iy.eff | fyb | fu |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
mm | mm | mm | mm | cm2 | cm4 | cm4 | mm | cm2 | cm3 | cm3 | cm | cm | cm4 | cm4 | N/mm2 | N/mm2 | ||
U.54.50.12 | 54 | 50 | 2 | 1.2 | 1.67 | 8.77 | 4.03 | 0.12 | 0.74 | 1.41 | 2.92 | 1.09 | 2.33 | 1.61 | 7.70 | 3.66 | 450 | 490 |
U.54.70.12 | 54 | 70 | 2 | 1.2 | 2.13 | 12.00 | 10.45 | 0.04 | 0.53 | 1.32 | 2.95 | 1.83 | 2.43 | 2.50 | 7.80 | 8.22 | 450 | 490 |
U.54.70.20 | 54 | 70 | 2 | 2.0 | 3.53 | 19.22 | 16.52 | 0.09 | 0.87 | 3.23 | 6.98 | 3.64 | 2.37 | 2.22 | 18.16 | 15.93 | 450 | 490 |
U.74.40.12 | 74 | 40 | 2 | 1.2 | 1.67 | 14.63 | 2.35 | 1.95 | 0.75 | 1.37 | 3.89 | 0.78 | 3.22 | 1.25 | 14.16 | 2.15 | 450 | 490 |
U.74.50.12 | 74 | 50 | 2 | 1.2 | 1.90 | 17.70 | 4.50 | 1.49 | 0.67 | 1.46 | 4.26 | 1.11 | 3.26 | 1.61 | 15.52 | 3.77 | 450 | 490 |
U.74.70.12 | 74 | 70 | 2 | 1.2 | 2.36 | 23.85 | 11.69 | 0.02 | 0.53 | 1.44 | 4.33 | 1.88 | 3.31 | 2.48 | 15.76 | 8.85 | 450 | 490 |
U.74.70.20 | 74 | 70 | 2 | 2.0 | 3.92 | 38.55 | 18.52 | 0.08 | 0.87 | 3.62 | 10.13 | 3.88 | 3.17 | 2.23 | 36.48 | 17.99 | 450 | 490 |
U.104.40.12 | 104 | 40 | 2 | 1.2 | 2.02 | 32.25 | 2.61 | 3.47 | 0.63 | 1.38 | 5.87 | 0.78 | 4.67 | 1.25 | 30.15 | 2.16 | 450 | 490 |
U.104.50.12 | 104 | 50 | 2 | 1.2 | 2.25 | 38.38 | 5.03 | 3.34 | 0.58 | 1.48 | 6.39 | 1.12 | 4.72 | 1.60 | 32.86 | 3.80 | 450 | 490 |
U.104.50.15 | 104 | 50 | 2 | 1.5 | 2.96 | 51.31 | 7.19 | 2.88 | 0.75 | 2.32 | 9.62 | 1.84 | 4.61 | 1.64 | 49.28 | 6.25 | 450 | 490 |
U.104.70.12 | 104 | 70 | 2 | 1.2 | 2.71 | 50.64 | 13.14 | 2.02 | 0.48 | 1.48 | 6.49 | 1.90 | 4.74 | 2.47 | 33.35 | 9.05 | 450 | 490 |
U.104.70.20 | 104 | 70 | 2 | 2.0 | 4.51 | 82.50 | 20.87 | 1.86 | 0.80 | 3.86 | 15.31 | 4.00 | 4.50 | 2.22 | 78.07 | 19.06 | 450 | 490 |
U.154.40.12 | 154 | 40 | 2 | 1.2 | 2.60 | 82.56 | 2.88 | 5.07 | 0.50 | 1.40 | 9.30 | 0.78 | 7.13 | 1.25 | 71.07 | 2.19 | 450 | 490 |
U.154.50.12 | 154 | 50 | 2 | 1.2 | 2.83 | 96.10 | 5.62 | 5.44 | 0.47 | 1.50 | 10.08 | 1.12 | 7.17 | 1.60 | 77.05 | 3.85 | 450 | 490 |
U.154.50.15 | 154 | 50 | 2 | 1.5 | 3.69 | 127.81 | 8.01 | 5.05 | 0.60 | 2.35 | 15.29 | 1.84 | 7.05 | 1.64 | 116.60 | 6.30 | 450 | 490 |
U.154.70.12 | 154 | 70 | 2 | 1.2 | 3.29 | 123.18 | 14.89 | 4.90 | 0.41 | 1.51 | 10.23 | 1.91 | 7.19 | 2.46 | 78.17 | 9.18 | 450 | 490 |
U.154.70.20 | 154 | 70 | 2 | 2.0 | 5.49 | 202.13 | 23.67 | 4.88 | 0.67 | 3.92 | 24.58 | 4.02 | 6.90 | 2.22 | 186.77 | 19.30 | 450 | 490 |
U.204.40.12 | 204 | 40 | 2 | 1.2 | 3.18 | 165.33 | 3.05 | 6.03 | 0.42 | 1.42 | 12.87 | 0.79 | 9.59 | 1.25 | 130.49 | 2.21 | 450 | 490 |
U.204.50.12 | 204 | 50 | 2 | 1.2 | 3.41 | 189.18 | 6.01 | 6.77 | 0.40 | 1.52 | 13.90 | 1.13 | 9.63 | 1.60 | 141.00 | 3.89 | 450 | 490 |
U.204.50.15 | 204 | 50 | 2 | 1.5 | 4.42 | 250.37 | 8.56 | 6.43 | 0.51 | 2.37 | 21.17 | 1.85 | 9.51 | 1.64 | 214.33 | 6.35 | 450 | 490 |
U.204.70.12 | 204 | 70 | 2 | 1.2 | 3.87 | 236.89 | 16.11 | 6.93 | 0.35 | 1.54 | 14.10 | 1.92 | 9.65 | 2.46 | 142.98 | 9.28 | 450 | 490 |
U.204.70.20 | 204 | 70 | 2 | 2.0 | 6.47 | 390.36 | 25.62 | 7.03 | 0.57 | 3.95 | 34.22 | 4.03 | 9.35 | 2.22 | 345.57 | 19.42 | 450 | 490 |
U Track section properties (BS EN 1993-1-3)
Section Reference | h | b | r | t | Agr | iy | iz | yflange | zweb | yo | zo | It | Iw | Iy2 | Iz3 | Aeff | Weff.y | Weff.zlips | Weff.zweb | yeff.flange | zeff.web | Iy.eff | Iz.eff | fyb | f_{u} |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
mm | mm | mm | mm | cm2 | mm | mm | mm | mm | mm | mm | cm4 | cm6 | cm4 | cm4 | cm2 | cm3 | cm3 | cm3 | mm | mm | cm4 | cm4 | N/mm2 | N/mm2 | |
U.54.50.12 | 54 | 50 | 2 | 1.2 | 1.73 | 23.32 | 16.59 | 26.40 | 15.57 | 37.05 | 0.00 | 78.88 | 23.55 | 9.41 | 4.76 | 0.99 | 2.18 | 0.70 | 1.27 | 26.40 | 8.30 | 6.88 | 2.62 | 450 | 490 |
U.54.70.12 | 54 | 70 | 2 | 1.2 | 2.19 | 24.00 | 23.19 | 26.40 | 24.58 | 55.92 | 0.00 | 99.69 | 60.14 | 12.65 | 11.80 | 1.03 | 2.15 | 1.27 | 2.41 | 26.40 | 10.64 | 7.52 | 6.42 | 450 | 490 |
U.54.70.20 | 54 | 70 | 2 | 2 | 3.65 | 23.77 | 23.14 | 26.00 | 24.13 | 55.68 | 0.00 | 476.87 | 96.37 | 20.59 | 19.53 | 2.53 | 5.14 | 2.39 | 4.11 | 26.00 | 13.76 | 15.70 | 11.66 | 450 | 490 |
U.74.40.12 | 74 | 40 | 2 | 1.2 | 1.73 | 30.26 | 12.91 | 36.40 | 9.78 | 25.29 | 0.00 | 78.88 | 26.67 | 15.84 | 2.88 | 0.98 | 3.12 | 0.47 | 0.84 | 36.40 | 6.62 | 12.72 | 1.51 | 450 | 490 |
U.74.50.12 | 74 | 50 | 2 | 1.2 | 1.96 | 31.05 | 16.42 | 36.40 | 13.73 | 34.04 | 0.00 | 89.28 | 49.06 | 18.92 | 5.29 | 1.02 | 3.32 | 0.71 | 1.28 | 36.40 | 7.88 | 14.15 | 2.76 | 450 | 490 |
U.74.70.12 | 74 | 70 | 2 | 1.2 | 2.43 | 32.14 | 23.26 | 36.40 | 22.23 | 52.29 | 0.00 | 110.10 | 123.69 | 25.07 | 13.13 | 1.06 | 3.32 | 1.29 | 2.44 | 36.40 | 10.10 | 15.53 | 6.82 | 450 | 490 |
U.74.70.20 | 74 | 70 | 2 | 2 | 4.04 | 31.93 | 23.21 | 36.00 | 21.79 | 52.04 | 0.00 | 527.07 | 200.17 | 41.16 | 21.75 | 2.68 | 7.62 | 2.43 | 4.23 | 36.00 | 12.65 | 31.80 | 12.45 | 450 | 490 |
U.104.40.12 | 104 | 40 | 2 | 1.2 | 2.08 | 40.83 | 12.38 | 51.40 | 8.14 | 22.27 | 0.00 | 94.49 | 59.53 | 34.66 | 3.19 | 1.00 | 4.78 | 0.47 | 0.84 | 51.40 | 6.31 | 27.64 | 1.56 | 450 | 490 |
U.104.50.12 | 104 | 50 | 2 | 1.2 | 2.31 | 42.01 | 15.97 | 51.40 | 11.66 | 30.44 | 0.00 | 104.89 | 108.99 | 40.78 | 5.89 | 1.03 | 5.01 | 0.70 | 1.30 | 51.40 | 7.51 | 30.22 | 2.87 | 450 | 490 |
U.104.50.15 | 104 | 50 | 2 | 1.5 | 2.89 | 41.95 | 15.94 | 51.25 | 11.51 | 30.34 | 0.00 | 208.51 | 135.04 | 50.88 | 7.35 | 1.56 | 7.23 | 0.93 | 1.65 | 51.25 | 8.15 | 41.19 | 3.77 | 450 | 490 |
U.104.70.12 | 104 | 70 | 2 | 1.2 | 2.77 | 43.72 | 23.02 | 51.40 | 19.44 | 47.76 | 0.00 | 125.70 | 271.88 | 53.04 | 14.71 | 1.07 | 4.86 | 1.26 | 2.46 | 51.40 | 9.61 | 32.31 | 7.04 | 450 | 490 |
U.104.70.20 | 104 | 70 | 2 | 2 | 4.63 | 43.54 | 22.96 | 51.00 | 19.02 | 47.50 | 0.00 | 602.36 | 443.47 | 87.71 | 24.39 | 2.78 | 11.87 | 2.44 | 4.29 | 51.00 | 11.86 | 68.94 | 13.21 | 450 | 490 |
U.154.40.12 | 154 | 40 | 2 | 1.2 | 2.66 | 57.48 | 11.51 | 76.40 | 6.37 | 18.66 | 0.00 | 120.50 | 150.10 | 87.85 | 3.52 | 1.01 | 7.27 | 0.45 | 0.85 | 76.40 | 6.02 | 65.28 | 1.58 | 450 | 490 |
U.154.50.12 | 154 | 50 | 2 | 1.2 | 2.89 | 59.22 | 15.08 | 76.40 | 9.32 | 25.99 | 0.00 | 130.91 | 274.58 | 101.39 | 6.57 | 1.04 | 7.61 | 0.69 | 1.30 | 76.40 | 7.15 | 70.67 | 2.94 | 450 | 490 |
U.154.50.15 | 154 | 50 | 2 | 1.5 | 3.62 | 59.17 | 15.05 | 76.25 | 9.19 | 25.90 | 0.00 | 260.38 | 341.02 | 126.77 | 8.20 | 1.58 | 11.32 | 0.91 | 1.66 | 76.25 | 7.74 | 98.69 | 3.87 | 450 | 490 |
U.154.70.12 | 154 | 70 | 2 | 1.2 | 3.35 | 61.88 | 22.26 | 76.40 | 16.08 | 41.90 | 0.00 | 151.72 | 680.50 | 128.47 | 16.62 | 1.08 | 7.41 | 1.13 | 2.47 | 76.40 | 9.14 | 74.67 | 6.68 | 450 | 490 |
U.154.70.20 | 154 | 70 | 2 | 2 | 5.61 | 61.73 | 22.18 | 76.00 | 15.69 | 41.64 | 0.00 | 727.86 | 1117.06 | 213.62 | 27.58 | 2.85 | 20.24 | 2.42 | 4.34 | 76.00 | 11.17 | 171.67 | 13.85 | 450 | 490 |
U.204.40.12 | 204 | 40 | 2 | 1.2 | 3.24 | 73.43 | 10.74 | 101.40 | 5.23 | 16.11 | 0.00 | 146.52 | 289.64 | 174.62 | 3.73 | 1.01 | 9.84 | 0.44 | 0.85 | 101.40 | 5.84 | 121.21 | 1.58 | 450 | 490 |
U.204.50.12 | 204 | 50 | 2 | 1.2 | 3.47 | 75.62 | 14.23 | 101.40 | 7.76 | 22.75 | 0.00 | 156.92 | 531.23 | 198.47 | 7.03 | 1.05 | 10.28 | 0.67 | 1.31 | 101.40 | 6.93 | 130.21 | 2.96 | 450 | 490 |
U.204.50.15 | 204 | 50 | 2 | 1.5 | 4.35 | 75.57 | 14.20 | 101.25 | 7.65 | 22.66 | 0.00 | 312.25 | 660.59 | 248.47 | 8.77 | 1.59 | 15.29 | 0.89 | 1.67 | 101.25 | 7.49 | 182.91 | 3.90 | 450 | 490 |
U.204.70.12 | 204 | 70 | 2 | 1.2 | 3.93 | 79.10 | 21.37 | 101.40 | 13.71 | 37.43 | 0.00 | 177.73 | 1316.56 | 246.18 | 17.97 | 1.09 | 10.04 | 1.03 | 2.48 | 101.40 | 8.83 | 136.28 | 6.34 | 450 | 490 |
U.204.70.20 | 204 | 70 | 2 | 2 | 6.59 | 78.96 | 21.29 | 101.00 | 13.36 | 37.18 | 0.00 | 853.35 | 2168.21 | 410.58 | 29.84 | 2.87 | 27.26 | 2.38 | 4.37 | 101.00 | 10.77 | 316.54 | 14.13 | 450 | 490 |