Standards Australia has published a new document to specify requirements for the minimum thickness of six classes of zinc diffusion layers applied to ferrous products by the sherardizing process for protection against corrosion and wear.

This release is relevant and means Thermal Zinc Diffusion (TZD) technology has a standard to suit its advanced process. TZD is an anti-corrosion procedure is now available to government and civil projects. 

The ACA and its Technical Groups are working to contribute more to Standards Australia. If you want to learn more about the role of our Technical Groups and how to get involved, please message Frances Marsh-Paaki, our Event & Membership Coordinator, at and she will get in touch.


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