TABLE A – C-PURLIN SELECTION TABLE | ||||
|---|---|---|---|---|
Maximum Span | ||||
Purlin | Spacing 1.2m c/c | Spacing 1.5m c/c | Spacing 1.8m c/c | Spacing 2.1m c/c |
SC 100-160 | 4900mm | 4600mm | 4300mm | 4100mm |
SC 100-200 | 5300mm | 4900mm | 4700mm | 4400mm |
SC 125-160 | 5500mm | 5000mm | 4600mm | 4400mm |
SC 125-200 | 6600mm | 6100mm | 5800mm | 5500mm |
SC 125-250 | 6700mm | 6300mm | 5900mm | 5600mm |
SC 150-160 | 6400mm | 6100mm | 5600mm | 5300mm |
SC 150-200 | 7100mm | 6500mm | 6200mm | 5900mm |
SC 150-250 | 7600mm | 7100mm | 6700mm | 6300mm |
SC 175-160 | 8000mm | 7300mm | 6700mm | 6200mm |
SC 175-200 | 8500mm | 8000mm | 7500mm | 7000mm |
SC 175-250 | 9100mm | 8500mm | 8100mm | 7800mm |
SC 200-160 | 9200mm | 8600mm | 8100mm | 7700mm |
SC 200-200 | 9800mm | 9100mm | 8600mm | 8200mm |
SC 200-250 | 10400mm | 9800mm | 9200mm | 8800mm |
SC 250-200 | 11600mm | 10800mm | - | - |
SC 250-250 | 12400mm | 11600mm | - | - |
TABLE – C-PURLIN DIMENSION AND FULL SECTION PROPERTIES | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Dimensions | Mass per unit | Radius of Gyration | Full Section Modulus | Second Moment of Area | ||||||||
D | B | L | T | Area | length | rxx | ryy | Zxx | Zyy | lxx | lyy | |
Catalog Number | mm | mm | mm | mm | mm² | kg/m | mm | mm | 10³mm³ | 10³mm³ | 10⁶mm⁴ | 10⁶mm⁴ |
SC 100-160 | 102 | 51 | 14 | 1.6 | 323 | 2.73 | 40.8 | 18.7 | 10.53 | 3.33 | 0.54 | 0.11 |
SC 100-200 | 102 | 51 | 14 | 2.0 | 409 | 3.48 | 40.6 | 18.7 | 13.20 | 4.30 | 0.67 | 0.14 |
SC 125-160 | 127 | 51 | 14 | 1.6 | 369 | 3.10 | 50.1 | 18.7 | 14.63 | 3.65 | 0.93 | 0.13 |
SC 125-200 | 127 | 51 | 14 | 2.0 | 464 | 3.84 | 49.9 | 18.5 | 18.24 | 4.49 | 1.16 | 0.16 |
SC 125-250 | 127 | 51 | 14 | 2.5 | 576 | 4.85 | 49.6 | 18.2 | 22.31 | 5.39 | 1.42 | 0.19 |
SC 150-160 | 152 | 64 | 16 | 1.6 | 443 | 3.67 | 60.2 | 23.1 | 21.14 | 5.33 | 1.61 | 0.24 |
SC 150-200 | 152 | 64 | 17 | 2.0 | 561 | 4.68 | 60.0 | 23.1 | 26.59 | 6.80 | 2.02 | 0.30 |
SC 150-250 | 152 | 64 | 18 | 2.5 | 712 | 5.98 | 59.8 | 23.3 | 33.46 | 8.85 | 2.54 | 0.39 |
SC 175-160 | 177 | 65 | 16 | 1.6 | 492 | 4.00 | 69.6 | 23.5 | 26.92 | 5.85 | 2.38 | 0.27 |
SC 175-200 | 177 | 65 | 16 | 2.0 | 620 | 5.07 | 69.3 | 23.3 | 33.68 | 7.24 | 2.98 | 0.34 |
SC 175-250 | 177 | 65 | 16 | 2.5 | 773 | 6.40 | 68.9 | 22.9 | 41.53 | 8.78 | 3.68 | 0.41 |
SC 200-160 | 203 | 76 | 16 | 1.6 | 555 | 4.55 | 79.7 | 26.7 | 34.73 | 7.21 | 3.53 | 0.40 |
SC 200-200 | 203 | 76 | 19.5 | 2.0 | 713 | 5.87 | 79.6 | 27.3 | 44.44 | 9.83 | 4.51 | 0.53 |
SC 200-250 | 203 | 76 | 21 | 2.5 | 904 | 7.49 | 79.3 | 27.4 | 56.02 | 12.74 | 5.69 | 0.68 |
SC 250-200 | 254 | 76 | 19 | 2.0 | 808 | 6.63 | 97.1 | 26.4 | 59.97 | 9.91 | 7.62 | 0.56 |
SC 250-250 | 254 | 76 | 20.5 | 2.5 | 1024 | 8.44 | 96.9 | 26.5 | 75.74 | 12.85 | 9.62 | 0.72 |
SC 300-250 | 300 | 76 | 28 | 2.5 | 1264 | 10.33 | 115.9 | 34.6 | 113.18 | 21.75 | 16.98 | 1.51 |
| Hole and Bolt Specification | (Tighten all Bolts to 55Nm torque) | |
|---|---|---|
| Nominal Section Size (mm) | Bolt Specification | Hole Dimension |
| 100, 125, 150, 175, 200, 250 | M12 Purlin Bolt | 14 X 22 |
| 300 | M16 Purlin Bolt | 18 X 22 |
| Note: Fastening of purlins and girts to cleats are normally by either M12 or M16 grade 4.6 bolts | ||
 |
| PRE-PUNCHED HOLE DETAILED | |
|---|---|
| Nominal Section Size (mm) | A (mm) |
| 100 | 42 |
| 125 | 50 |
| 150 | 60 |
| 200 | 110 |
| 250 | 160 |
| 300 | 210 |
 |
| HOLE DETAILS OF CLEATS | |||||
|---|---|---|---|---|---|
| Nominal Section Size (mm) | Y | X | B | T (mm) | DH |
| 100 | 105 | 42 | 40 | 8 | 18 |
| 125 | 123 | 50 | 48 | 8 | 18 |
| 150 | 140 | 60 | 55 | 8 | 18 |
| 200 | 190 | 110 | 55 | 8 | 18 |
| 250 | 240 | 160 | 55 | 8 | 18 |
| 300 | 300 | 210 | 65 | 12 | 22 |
 |
