Square Tubes are designed from coils under a series of dies. These tubes are carefully welded from the inner side for making their shape. These tubes are widely used in maintenance as well as structural applications. They are used in railings, building construction, sign posts, etc. These tubes are measured with their wall thickness and outside dimensions. These tubes are available in hot rolled steel, aluminum, stainless steel, cold rolled steel, etc. in standard grades and sizes to ensure to meet the demands.