Can I have thicker material?

Yes, minimum material thickness is stipulated in AS1692 but often clients request thicker material to accommodate a corrosion allowance.    

Recent Projects

Vertical Tank Installation for Bendigo

The client scope was to supply 1 x 90,000 litre and 3 x 70,000 litre vertical waste oil tanks and at the same time achieve a requirement for the bund size to be kept to a minimum; yet still comply with AS1940.