Purlins and Rails - Z Section
| Range |
Gauges mm |
| Z121 |
1.3, 1.4, 1.5, 1.6, 1.8, 2.0 |
| Z141 |
1.3, 1.4, 1.5, 1.6, 1.8, 2.0 |
| Z151 |
1.3, 1.4, 1.5, 1.6, 1.8, 2.0 |
| Z171 |
1.3, 1.4, 1.5, 1.6, 1.8, 2.0, 2.3, 2.5 |
| Z201 |
1.4, 1.5, 1.6, 1.8, 2.0, 2.3, 2.5 |
| Z231 |
1.5, 1.6, 1.8, 2.0, 2.3, 2.5 |
| Z261 |
1.6, 1.8, 2.0, 2.3, 2.5, 2.9 |
| Z301 |
2.0, 2.3, 2.5, 2.9 |
| Z341 |
2.3, 2.5, 2.7, 3.0 |
- For full details of dimensions & hole positions/sizes, please refer to our Purlin brochure.
- Designed in accordance with BS EN 1993-1-3.
- Manufactured by cold roll forming of pre-hot dipped galvanized strip to BS EN 10346 with minimum tensile strength of 450 N/mm2 and Z275 coating.
- Section ranges are referenced “Z” followed by three digits being the overall depth in mm.
- Individual sections are referenced “Z” followed by five digits the first three being the overall depth in mm and the final two being the gross material thickness in mm multiplied by 10.
- Sleeve references - replace 'Z' with 'SL'.
- Use the BW Building Wizard Software for accurate calculations.
- All holes are 14mm diameter unless stated otherwise. Other diameters are available on request.
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