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Curvers and Contours

Curvers and Contours

Curvers and Contours

Product catalog summary
Introduction
Curved steel roofing, utilizing materials like COLORBOND® and ZINCALUME® steel, represents both the historical and modern aspects of Australian architecture. These materials are known for their durability and aesthetic appeal, making them a popular choice in both residential and commercial designs.

Material Specifications
COLORBOND® and ZINCALUME® steel are advanced roofing materials that start with a ZINCALUME® steel base for anti-corrosion and durability. A conversion layer is applied for coating adhesion, followed by a primer and a durable top coat in various colors. The latest Super Polyester pre-painted coating technology ensures the roof looks newer for longer.

Design Flexibility
Curved steel roofing is versatile, allowing for innovative designs that complement Australia's natural environment. It is lightweight yet strong, providing flexibility in maximizing floor plans and creating attractive structures.

Durability and Warranty
Curved roofing made from COLORBOND® steel is resistant to chipping, peeling, cracking, and is non-combustible and termite-resistant. BlueScope Steel offers a warranty of up to 30 years against perforation by weathering.

Curved Roof Design Methods
There are two methods for achieving curved roofs: Sprung curved and Factory pre-formed.
  • Sprung Curved: This method involves free forming the roof sheets over the roof frames. It is cost-effective as it uses standard corrugated steel sheets. The design must adhere to specific radius limitations (concave: no lower than 12m, convex: no lower than 10m).
  • Factory Pre-formed: Necessary for tighter curves, this method involves passing sheets through curving rollers to achieve the desired curve. It allows for very tight curves, such as those needed for bullnose verandahs.


Checklist for Quality Assurance
BlueScope Steel products are tested for Australian conditions, meet building standards, and are supported by a warranty. They are field-tested to ensure performance.

Contact Information
For more information, contact BlueScope Steel at various regional offices or visit their website.
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Catalog excerpts

Curvers and Contours-1

BEND IT… SHAPE IT ANY WAY YOU WANT IT… CURVES& CONTOURS From the traditions of a bygone age to the youthful exuberance of contemporary design, curved steel roofing is both the history and the future of Australian architecture.

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Curvers and Contours-2

From the traditional bullnose verandah to the soft sweeping curves of today’s innovative designs, curved roofing made from COLORBOND®steel or ZINCALUME® steel is designed to make an impression that really lasts. World leading steel technology COLORBOND® and ZINCALUME® steel are two of the most advanced roofing materials in the world. All standard COLORBOND® steel product starts with a ZINCALUME® steel base for outstanding anti-corrosion performance and durability. Next a conversion layer is chemically applied to enhance coating adhesion. Then a primer is baked onto the surface. Finally a durable...

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Curvers and Contours-3

Durability backed by BlueScope Steel Curved roofing made from COLORBOND® steel resists chipping, peeling and cracking. It is also non combustible, termite resistant and weather tight, helping to protect the structure from the harsh Australian environment. In fact BlueScope Steel has monitored the performance of its steel for decades using exposure testing sites across a wide range of Australian conditions. On top of all this BlueScope Steel offers a warranty of up to 30 years* from the date of installation for a steel roof against perforation by weathering in the natural environment. It’s hard...

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Curvers and Contours-4

The main advantage of sprung curved roofs is that standard corrugated steel sheets made from COLORBOND® and ZINCALUME® steel can be used – delivered to the building site in straight flat sheets. Consequently sprung curved steel roof sheeting in this regard is no more costly. In designing a sprung curved roof it is important to work within the curving range of the steel. For standard corrugated sheeting made from COLORBOND® and ZINCALUME® steel, a concave curve must have a radius of no lower than 12m and a convex roof a radius of no lower than 10m. As a result of these design parameters the sprung...

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Curvers and Contours-6

This simple checklist is your guarantee of the superior BlueScope Steel difference: ¡ Made only by BlueScope Steel and tested for Australian conditions ¡ Meets Australian building standards ¡ Product performance is field-tested ¡ Supported by a BlueScope Steel warranty* COLORBOND®, ZINCALUME®and BlueScope® are registered trade marks of BlueScope Steel Limited. BlueScope is a trade mark of BlueScope Steel Limited. © 2006 by BlueScope Steel Limited. All rights reserved. No part of this brochure may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, electronic,...

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.