Boiler Ferrule Tube is a type of tube that is commonly used in boilers. It is designed to provide a seal between the boiler tube and the tube sheet of the boiler. This is important because it helps to prevent leaks and maintain the efficiency of the boiler. Boiler Ferrule Tube is typically made from a variety of materials, including stainless steel and carbon steel. The choice of material will depend on the specific application and the conditions under which the boiler will be operating.