UPN 180 Steel Channel
UPN 180 Steel Channel: 180 mm deep and 70 mm wide, with a 8 mm web and 11 mm flanges, rolled to EN 10025 / EN 10365 in S235JR. It weighs 22 kg/m, so a 12 m length weighs about 264 kg.
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Applications & Usage
UPN channels are used for frames, stair stringers, edge and trimmer beams, trailer and machine chassis and bracing. The tapered inner flange faces need taper washers for bolted connections. Standard lengths: 12m.
Technical Specifications
| Specification | Value |
|---|---|
| Dimensions | UPN 180 |
| Depth h | 180 mm (7.09 in) |
| Flange width b | 70 mm (2.76 in) |
| Web thickness tw | 8 mm |
| Flange thickness tf | 11 mm |
| Root radius r | 11 mm |
| Toe radius r2 | 5.5 mm |
| Cross-sectional area A | 28 cm² |
| Weight per Meter | 22 kg/m (14.8 lb/ft) |
| Weight of a 12 m length | 264 kg |
| Material | Steel |
| Alloy/Grade | S235JR |
| Standard | EN 10025 / EN 10365 |
| Full Stock Length | 12 m |
Section properties
| Property | y-y | z-z |
|---|---|---|
| Second moment of area I (cm⁴) | 1350 | 114 |
| Elastic section modulus Wel (cm³) | 150 | 22.4 |
| Plastic section modulus Wpl (cm³) | 179 | 42.9 |
| Radius of gyration i (cm) | 6.95 | 2.02 |
UPN range: nominal dimensions in mm, mass in kg/m and major-axis (y-y) properties.
| Designation | h | b | tw | tf | kg/m | A (cm²) | Iy (cm⁴) | Wel,y (cm³) |
|---|---|---|---|---|---|---|---|---|
| UPN 40x20 | 40 | 20 | 5 | 5.5 | 2.87 | 3.66 | 7.58 | 3.79 |
| UPN 50 | 50 | 38 | 5 | 7 | 5.59 | 7.12 | 26.4 | 10.6 |
| UPN 50x25 | 50 | 25 | 5 | 6 | 3.86 | 4.92 | 16.8 | 6.73 |
| UPN 60 | 60 | 30 | 6 | 6 | 5.07 | 6.46 | 31.6 | 10.5 |
| UPN 65 | 65 | 42 | 5.5 | 7.5 | 7.09 | 9.03 | 57.5 | 17.7 |
| UPN 80 | 80 | 45 | 6 | 8 | 8.65 | 11.02 | 106 | 26.6 |
| UPN 100 | 100 | 50 | 6 | 8.5 | 10.6 | 13.5 | 206 | 41.2 |
| UPN 120 | 120 | 55 | 7 | 9 | 13.4 | 17 | 364 | 60.7 |
| UPN 140 | 140 | 60 | 7 | 10 | 16 | 20.4 | 605 | 86.4 |
| UPN 160 | 160 | 65 | 7.5 | 10.5 | 18.8 | 24 | 925 | 116 |
| UPN 180 | 180 | 70 | 8 | 11 | 22 | 28 | 1350 | 150 |
| UPN 200 | 200 | 75 | 8.5 | 11.5 | 25.3 | 32.2 | 1910 | 191 |
| UPN 220 | 220 | 80 | 9 | 12.5 | 29.4 | 37.4 | 2690 | 245 |
| UPN 240 | 240 | 85 | 9.5 | 13 | 33.2 | 42.3 | 3600 | 300 |
| UPN 260 | 260 | 90 | 10 | 14 | 37.9 | 48.3 | 4820 | 371 |
| UPN 280 | 280 | 95 | 10 | 15 | 41.8 | 53.3 | 6280 | 448 |
| UPN 300 | 300 | 100 | 10 | 16 | 46.2 | 58.8 | 8030 | 535 |
| UPN 320 | 320 | 100 | 14 | 17.5 | 59.5 | 75.8 | 10870 | 679 |
| UPN 350 | 350 | 100 | 14 | 16 | 60.6 | 77.3 | 12840 | 734 |
| UPN 380 | 380 | 102 | 13.5 | 16 | 63.1 | 80.4 | 15760 | 829 |
| UPN 400 | 400 | 110 | 14 | 18 | 71.8 | 91.5 | 20350 | 1020 |
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Technical guides
Steel beam and channel sizes and weights: HEA, HEB, IPE, IPN, UPN and UPE tables (EN 10365)
Steel beam sizes in mm for European I-beams (IPE, IPN), H-beams (HEA, HEB) and UPN/UPE channels to EN 10365: dimensions, weight in kg/m, area, Iy and Wel,y.
Read the guide →Structural steel grades: S235JR, S275JR, S355JR, S355J2 and ASTM A36, A572 and A992 compared
Minimum yield and tensile strength, impact test temperatures and carbon equivalent of EN 10025-2 grades S235JR, S275JR, S355JR and S355J2, the old St37 and St52 names, and how ASTM A36, A572 Grade 50 and A992 compare.
Read the guide →