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16

There are many specialty steel variants, and no doubt at least some of them are patented by Australian firms and therefore cannot be sourced from other places. Also, the exact composition of the raw materials (any source will leave its trace contaminants) can have an effect on the resulting alloy, and Australian steel mills are going to source their raw ...


1

Not really ; mixing zinc and aluminum in steel coatings has been around over 40 years. Different compositions will have different physical and chemical/cathodic properties , anyone can claim theirs is the "best". Look in Woldmans' Alloy Index; of the many thousands of listed alloys,possibly half can be called some type of carbon steel - It doesn't take much ...


51

The Australia-headquartered corporation BlueScope produces specialty coated steel. For example see ZINCALUME® steel: Next generation ZINCALUME® steel’s patented Activate® technology introduces magnesium into the aluminium-zinc alloy coating, improving galvanic protection by activating the aluminium. The result is a tougher protective coating that's ...


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