Carbon steel tube is one of the most widely used kinds of tube. Carbon steel tube consists of iron and carbon. Other components like manganese, silicon and copper are also present in carbon steel tube. Carbon steel tube, just like any other type of tube has its exceptional qualities but is also subject to a few limitations such as, not having much impact resistance at low temperatures, having poor corrosion resistance levels etc. However, increasing the carbon content leads to improved hardness and strength of carbon steel tube. Read more about Carbon Steel Tube: http://instinox.com/steel-tubing/carbon-steel-tubing/