Whats stronger Z or C purlin?
Z Purlins
6. Strength: Z Purlins are extremely strong and can support heavy structures although, C purlins have relatively less strength. Therefore, in buildings with a bigger roofing or loading capacity, Z purlins would be a better choice.
What sizes do C purlins come in?
Steeline standard purlins are available in Z or C cross sections, with heights of 100, 150, 200, 250, 300, 350 and 400mm and thicknesses of 1.0, 1.2, 1.5, 1.9, 2.4 and 3.0mm (BMT).
Which way do purlins go?
When the load applies on roof sheets , a twisting moment will occurs on the purlins. If we place the purlin direction along the roof slope then it will cause instability. So, the purlin direction should be always kept against the roof slope (as indicated in pic), even if the design indicates along the roof slope.
What size purlin should I use?
As per generals rule and guideline, you need a 4- inch (100mm) purlin for 3m span, 6- inch (150mm) purlin for 4m & 5m span, 8- inch (200mm) purlin for 6m & 10- inch (250mm) purlin for 8m span which can safely transfer the load to trusses.
How far apart should purlins be?
The maximum distance between purlins is five (5) feet on center. If your building site is in a region that is prone to heavy snow loads or high winds, then we may place your purlins closer together for added strength.
How far can 2×6 purlins span?
The maximum span of the 2-inch by 6-inch (51 mm by 152 mm) purlin shall be 6 feet (1829 mm), but the purlin shall not be smaller than the supported rafter.
What are metal purlins?
Metal purlins are a component of an open framed metal building. They will support the metal roofing panels. Purlins are supported by rafters or walls of the building and are available as zee or cee purlins.
What types of purlins and channels are available?
Metal purlins and cee channels are in stock. Cee purlins and zee purlins are available in a galvanized or red prime painted finish. Immediate availability and delivery.
Are metal purlins and Cee channels in stock?
Metal purlins and cee channels are in stock. Cee purlins and zee purlins are available in a galvanized or red prime painted finish. Immediate availability and delivery. What Is A Metal Purlin?
What is the depth of a purlin?
Purlin depths are 4″, 6″, 8″, 10″, and 12″. Purlins can be purchased as a C purlin, Z purlin, and C channel. Do You Have Questions about metal roofing?