Steel tubing has a wide range of applications, from water and conveyance piping to structural and engineering supports. For this reason steel tubing comes in as many varieties of shapes and sizes to suit a wide range of demands. From square tubes for structural support and other properties, to rectangular and round tubing, Steel and Cable Trader has the widest range of steel supplies in Gauteng and we are able to supply to the whole of South Africa to meet your demands at any time.