The more ductile corrugated roof and wall cladding that is suitable for bullnosing or curving into a range of concave and convex shapes.
- Ideal for traditional bullnosed verandahs
- Can be curved into an array of designs
- Nominal cover width: 762mm
- Minimum roof slope: 5°
Length: +10 mm, -10 mm
Width: +4 mm, -4 mm
Next generation ZINCALUME® aluminium/zinc/ magnesium alloy coated steel complies with AS 1397:2011 G300, AM125 (300 MPa minimum yield stress, 125 g/ m2 minimum coating mass).
COLORBOND® steel is prepainted steel for exterior roofing and walling. It is the most widely used. The painting complies with AS /NZS 2728:2013 and the steel base is an aluminium/zinc alloy-coated steel complying with AS 1397:2011. Minimum yield strength for CUSTOM BLUE ORB is G300 (300MPa). Minimum coating mass is AM100 (100g/m2).
COLORBOND® Metallic steel is prepainted steel for superior aesthetic qualities displaying a metallic sheen.
COLORBOND® Ultra steel is prepainted steel for severe coastal or industrial environments (generally within about 100-200 metres of the source). The painting complies with AS /NZS 2728:2013 and the steel base is an aluminium/ zinc alloy-coated steel complying with AS 1397:2011. Minimum coating mass is AM150 (150g/m2). Minimum yield strength for CUSTOM BLUE ORB is G300 (300MPa).Minimum coating mass is AM150 (150g/m2).
COLORBOND® Stainless steel is pre-painted steel and is used for severe and coastal environments. The painting complies with AS/NZS 2728:2013 and the steel base is a stainless steel complying with AISI/ASTM Type 430; UNS No. S43000.
* 0.80mm BMT CUSTOM BLUE ORB® is available in South Australia as galvanised only.
The maximum recommended support spacings are based on testing in accordance with AS1562.1-1992, AS4040.1-1992 and AS4040.2-1992.
Roof spans consider both resistance to wind pressure and light roof traffic (traffic arising from incidental maintenance).
Wall spans consider resistance to wind pressure only. To view full limit state wind pressure capacity tables please download LYSAGHT CUSTOM ORB® and CUSTOM BLUE ORB® (1516 KB).
|Types of Span||BMT (mm)|
|Roofs including Bullnosed Roofs|
|Unstiffened Eaves Overhang||200||400|
|Stiffened Eaves Overhang||300||600|
- For roofs: the data are based on foot traffic loading.
- For walls: the data are based on pressures. To view the limit state wind pressure capacity tables download LYSAGHT CUSTOM ORB® and CUSTOM BLUE ORB® (1516 KB)
- Table data are based on supports of 1mm BMT.
Capacity & Load Tables
The limit state wind pressure capacity table can be viewed in the LYSAGHT CUSTOM BLUE ORB® brochure. Download LYSAGHT CUSTOM ORB® and CUSTOM BLUE ORB® (1516 KB)
This information is suitable for use only in areas where a tropical cyclone is unlikely to occur as defined in AS1170.2-2002.
For correct specification and installation of Lysaght roofing and walling products in cyclonic areas, please Download LYSAGHT® Cyclonic Area Design Manual Steel Roofing & Walling (334 KB).
Roof Drainage Capacity
Download LYSAGHT® Roofing & Walling Installation Manual (2764 KB) - Chapter 2 Design Preliminaries - to view Table 2.14.1, Maximum Roof Lengths for Drainage.
LYSAGHT CUSTOM BLUE ORB® (AutoCAD) DXF (0.0 MB). Last updated 29 Oct 2015
Technical Specifications & Manuals
LYSAGHT CUSTOM ORB® & CUSTOM BLUE ORB® Design & Installation Guide PDF (0.9 MB). Last updated 22 Apr 2016
LYSAGHT® Roofing & Walling Installation Manual PDF (4.3 MB). Last updated 20 Jun 2017
LYSAGHT® Cyclonic Area Design Manual PDF (4.7 MB). Last updated 22 Mar 2016
LYSAGHT® Architectural Detailing & Flashing Manual PDF (5.2 MB). Last updated 6 Jul 2016
LYSAGHT CUSTOM BLUE ORB® Bullnosed Verandah Design Guide PDF (1.7 MB). Last updated 17 Oct 2016
- New South Wales & ACT
- Northern Territory
- South Australia
- Western Australia
- Not Available
COLORBOND® STEEL COLOUR RANGE
Unpainted Steel Range
Please check with your local supplier regarding specific colour availability for this product.