Product Description Both the C and Zed purlins are cold roll formed from high tensile zinc-coated steel. The roll forming process ensures a high degree of consistency and accuracy in the products’ dimensions. The sections supplied are cut to length. MATERIAL SPECIFICATION | Sizes available | 100mm, 125mm, 150mm, 200mm, 250mm | Base Steel Thickness | 1.6mm, 2.0mm, 2.5mm | Steel Grade | ASTM-A446 Grade D | Yield Stress | 450MPa | Zinc Coating Mass | 275g/m2 |
TOLERANCES | Depth | +1.0mm | Flange Width | +2.0mm | Length | +3.0mm | Hole Centres | +1.5mm |
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