Hopleys Technical Section Properties
Hopleys Open Web Steel Joists® may be powder coated in a range of fashion colours to make them a design feature on internal applications.
| Joist Type | Chord Area | Joist Mass | Radius of Gyration | Moment of Intertia |
|---|---|---|---|---|
| HJ150 | 288mm2 | 2.70kg/m | ry=20.0mm | lx = 1.52 x 106mm4 |
| HJ200 | 288mm2 | 2.89kg/m | ry=20.0mm | lx = 2.82 x 106mm4 |
| HJ250 | 288mm2 | 3.04kg/m | ry=20.0mm | lx = 4.52 x 106mm4 |
| HJ300 | 288mm2 | 3.11kg/m | ry=20.0mm | lx = 6.62 x 106mm4 |
| HB300 | 606mm2 | 6.00kg/m | ry=19.6mm | lx = 9.70 x 106mm4 |
| HB350 | 606mm2 | 6.10kg/m | ry=19.6mm | lx = 13.9 x 106mm4 |
| HB400 | 606mm2 | 6.20kg/m | ry=19.6mm | lx = 18.9 x 106mm4 |
| HB450 | 606mm2 | 6.30kg/m | ry=19.6mm | lx = 24.5 x 106mm4 |
Structural Joists
Additional to our Standard range, Hopleys can also design and manufacture customised Large Span Trusses to suit your specific application in a range of widths and depths.
Hopleys large span beams generally feature DuraGal® rectangular hollow sections, which means extra strength and superior corrosion protection.
Should you require any further information or advice, please contact our Engineer.