With a history dating back to the 1930’s, the present day Australian Tube Mills business has evolved from the combined knowle ... dge and experience of respected Australian steel companies such as Stewart & Lloyds, BHP, Palmers, Smorgon and OneSteel. Today, Australian Tube Mills is a modern Australian manufacturer of world class structural steel tubular and profiles products. We have also developed a range of world class coatings designed to meet the needs and conditions of the Australian topography. With manufacturing facilities in Acacia Ridge (QLD) and Newcastle (NSW), Australian Tube Mills is well equipped to service the Australia and New Zealand steel industry with it's products including market leading brands like Duragal and C450+. read more