| Shape | Area (mm2) | Depth (mm) | Width (mm) | Section Properties | |||
|---|---|---|---|---|---|---|---|
| Ix (mm4) | Iy (mm4) | Plastic Mod Xp (mm3) | Plastic Mod Yp (mm3) | ||||
| 50x20x1.6 RHS Dimensions | 207 | 50 | 20 | 60800 | 14200 | 3140 | 1630 |
| 50x20x2.0 RHS Dimensions | 254 | 50 | 20 | 72300 | 16700 | 3780 | 1960 |
| 50x20x2.5 RHS Dimensions | 309 | 50 | 20 | 84800 | 19200 | 4510 | 2320 |
| 50x20x3.0 RHS Dimensions | 361 | 50 | 20 | 95100 | 21200 | 5160 | 2630 |
| 50x25x1.6 RHS Dimensions | 223 | 50 | 25 | 70200 | 23700 | 3530 | 2170 |
| 50x25x2.0 RHS Dimensions | 274 | 50 | 25 | 83800 | 28100 | 4260 | 2620 |
| 50x25x2.5 RHS Dimensions | 334 | 50 | 25 | 98900 | 32800 | 5110 | 3120 |
| 50x25x3.0 RHS Dimensions | 391 | 50 | 25 | 112000 | 36700 | 5860 | 3560 |
| 65x35x2.0 RHS Dimensions | 374 | 65 | 35 | 204000 | 77800 | 7800 | 5070 |
| 65x35x2.5 RHS Dimensions | 459 | 65 | 35 | 244000 | 92600 | 9450 | 6130 |
| 65x35x3.0 RHS Dimensions | 541 | 65 | 35 | 281000 | 106000 | 11000 | 7110 |
| 75x25x1.6 RHS Dimensions | 303 | 75 | 25 | 197000 | 34700 | 6810 | 3110 |
| 75x25x2.0 RHS Dimensions | 374 | 75 | 25 | 238000 | 41400 | 8310 | 3770 |
| 75x25x2.5 RHS Dimensions | 459 | 75 | 25 | 285000 | 48700 | 10100 | 4530 |
| 75x50x2.0 RHS Dimensions | 474 | 75 | 50 | 372000 | 199000 | 12000 | 9060 |
| 75x50x2.5 RHS Dimensions | 584 | 75 | 50 | 450000 | 240000 | 14600 | 11000 |
| 75x50x3.0 RHS Dimensions | 691 | 75 | 50 | 522000 | 278000 | 17100 | 12900 |
| 75x50x4.0 RHS Dimensions | 881 | 75 | 50 | 630000 | 335000 | 21100 | 16000 |
| 100x50x2.0 RHS Dimensions | 574 | 100 | 50 | 750000 | 257000 | 18500 | 11500 |
| 100x50x2.5 RHS Dimensions | 709 | 100 | 50 | 912000 | 311000 | 22700 | 14000 |
| 100x50x3.0 RHS Dimensions | 841 | 100 | 50 | 1060000 | 361000 | 26700 | 16400 |
| 100x50x3.5 RHS Dimensions | 959 | 100 | 50 | 1180000 | 400000 | 29900 | 18500 |
| 100x50x4.0 RHS Dimensions | 1080 | 100 | 50 | 1310000 | 441000 | 33400 | 20600 |
| 100x50x5.0 RHS Dimensions | 1310 | 100 | 50 | 1530000 | 511000 | 39800 | 24400 |
| 100x50x6.0 RHS Dimensions | 1530 | 100 | 50 | 1710000 | 562000 | 45300 | 27700 |
| 125x75x3.0 RHS Dimensions | 1140 | 125 | 75 | 2430000 | 1110000 | 47300 | 33300 |
| 125x75x4.0 RHS Dimensions | 1480 | 125 | 75 | 3050000 | 1390000 | 60300 | 42400 |
| 125x75x5.0 RHS Dimensions | 1810 | 125 | 75 | 3640000 | 1650000 | 72700 | 51100 |
| 150x50x3.0 RHS Dimensions | 1140 | 150 | 50 | 2990000 | 526000 | 51400 | 23500 |
| 150x50x4.0 RHS Dimensions | 1480 | 150 | 50 | 3740000 | 653000 | 65400 | 29800 |
| 150x50x5.0 RHS Dimensions | 1810 | 150 | 50 | 4440000 | 765000 | 78900 | 35700 |
| 150x100x4.0 RHS Dimensions | 1880 | 150 | 100 | 5870000 | 3150000 | 94600 | 71800 |
| 150x100x5.0 RHS Dimensions | 2310 | 150 | 100 | 7070000 | 3790000 | 115000 | 87300 |
| 150x100x6.0 RHS Dimensions | 2730 | 150 | 100 | 8170000 | 4360000 | 134000 | 102000 |
| 200x100x4.0 RHS Dimensions | 2280 | 200 | 100 | 11900000 | 4070000 | 147000 | 91000 |
| 200x100x5.0 RHS Dimensions | 2810 | 200 | 100 | 14400000 | 4920000 | 179000 | 111000 |
| 200x100x6.0 RHS Dimensions | 3330 | 200 | 100 | 16700000 | 5690000 | 210000 | 130000 |
| 200x100x9.0 RHS Dimensions | 4800 | 200 | 100 | 22800000 | 7640000 | 293000 | 180000 |
| 250x150x5.0 RHS Dimensions | 3810 | 250 | 150 | 32700000 | 15000000 | 317000 | 224000 |
| 250x150x6.0 RHS Dimensions | 4530 | 250 | 150 | 38400000 | 17500000 | 374000 | 264000 |
| 250x150x9.0 RHS Dimensions | 6600 | 250 | 150 | 53700000 | 24300000 | 533000 | 375000 |
The above table of Rect hollow sections (350) sizes offers a detailed beam sizes chart for engineers to easily scroll and find what they’re looking for. If you’re looking for a different section or shape try the search feature or one of the below resources:
- Free Beam Calculator
- Rect hollow sections (450) Sizes
- Australian Steel (250 Grade) Libraries
- Australian Steel (300 Grade) Libraries
- Australian Cold Formed Steel (Lysaght) Libraries
- Australian Cold Formed Steel (FrameCAD) Libraries
- Australian Cold Formed Steel (Metroll) Libraries
- Australian Aluminium Libraries
- Australian Wood Libraries
- LVL Beam Sizes
