How do you size a purlin?
Single Span System: One purlin spans the length of the structure….The sizes are as follows:
- A four-inch purlin can span 12 feet.
- A six-inch purlin can span 18 feet.
- An eight-inch purlin can span 25 feet.
- A ten-inch purlin can span 30 feet.
How far can a CEE purlin span?
As far as the cee purlin goes. 6″ will span up to 18′ bay spacing, 8″ up to 25′, 10″ from 25′-30′.
What is the standard length of C purlins?
The standard length of C purlins is 6 meters.
How far apart should purlins be?
How to Install Purlins. In order for the sheets to be easily fixed to the purlins, as a rough guide they should be at least 50mm wide. When positioned, roof purlins should be spaced no further than 1.2 metres apart when using sheeting with a thickness of 0.7mm, and 1 metre when using 0.5mm sheeting.
What is the thickness of purlin?
The standard sizes for purlins are produced in nominal depth of 100,150, 200, 250 and 300 mm. The sections are generally designed by code number signifying the nominal depth and material thickness and letter prefix to indicate the profile. Purlin are generally produced in thickness of 1.0, 1.2, 1.5, 1.9 and 2.4 mm.
What can a CEE purlin be used for?
Cee Purlins are secondary steel framing members most commonly used as roof purlins, wall girts, and header, jamb, and sill for windows and doors on metal buildings. Welded together, they can be used as columns, braces, and ties. The shape of Cee Purlins does not allow end lapping – they are butted together.
What are the lengths of Cee purlin framing?
Cee Purlin lengths are cut to length from 6′-45′ in 1/8″ increments, though 20′ and 25′ are the most commonly chosen lengths. Metal framing components carry no specific warranty. Finish options include red iron (red oxide) and galvanized.
How big are the C-purlins and C-girts?
We manufacture any component from 1/2″ steel subgirts to 12″ section up to 10 gauge. Steel c-purlins and c-girts are also available with other depths and flange widths. Contact Flexospan for information on purlin and girt structural steel dimensions.
Where are the Lysaght purlins and girts made?
LYSAGHT® products have been made in Australia for 100 years. Construction on Australia’s newest and most efficient airport passenger terminal is off to a flying start, with the help of established Adelaide based steel fabricators, Manuele Engineers, and BlueScope Steel.