COLORBOND® steel General Information

Install Walling FAQs

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What is cladding and how does it relate to roofing and walling?

Cladding is a collective term for any sheeting that covers a building, whether it be on the roof of the building, or on the walls. Roof cladding is made from thicker steel and is rolled to a profile capable of supporting roof traffic*. In most cases, thes...

Updated On: 17/02/2012
Can I use COLORBOND® steel as a retaining wall, or garden bed?

In Concrete ZINCALUME® steel (and COLORBOND® steel manufactured with a ZINCALUME® steel substrate), are NOT recommended for immersion in wet cement as rapid corrosion and degradation of the coating alloy will occur. The recommended product fo...

Updated On: 17/02/2012
Can I use COLORBOND® steel directly on steel beams?

The use of uncoated steel supports for ZINCALUME® steel or COLORBOND® steel is discouraged as the possibility of corrosion of the overlying sheeting may be greatly enhanced. Where heavy steel sections such as hot rolled steel angles are necessary ...

Updated On: 17/02/2012
Can I use COLORBOND® steel as formwork, or cover it with concrete?

Please download:  Corrosion Technical Bulletin CTB 16 - Immersion (Nov 2003, 289 KB)...

Updated On: 17/02/2012
What fasteners should I use with COLORBOND® steel?

For details of which fasteners to use in which location please view Technical Bulletin TB 16 - Fasteners for Roofing and Walling Products - Selection Guide.   ...

Updated On: 17/02/2012
What sealants (silicone) can I use with COLORBOND® steel?

Neutral Cure silicone rubber sealants are the only sealants recommended for use with COLORBOND® steel and ZINCALUME® steel. Look for the words "Neutral Cure" on the sealant cartridge to make sure.  View Technical Bulletin TB 09 - Sealant...

Updated On: 17/02/2012
What other building materials can I use alongside COLORBOND® steel? What metals ...

Do not allow any metals other than aluminium, galvanised steel, ZINCALUME® steel or zinc to come into direct contact with COLORBOND® steel. Any direct contact between any other metals (eg. copper and lead) and COLORBOND® steel can result in co...

Updated On: 17/02/2012
What do I need to be aware of when installing COLORBOND® steel? How can I safely...

When sheets need to be cut on site the most suitable technique is with nibblers or power saws with metal cutting blades (tin snips can be used although they are difficult to use on profiled sheeting). The use of cutting discs and grinding wheels is not re...

Updated On: 17/02/2012
If I cut, drill or scratch COLORBOND® steel or ZINCALUME® steel, will it cause t...

BlueScope Steel recommend 'cold cutting' coated steel products. If this recommendation is followed, these products will 'self heal', that is, the zinc in the surrounding coating will protect the newly exposed edge. How does this happen? In the presence of...

Updated On: 17/02/2012

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