Fire Tube Boiler | Operation and Types of Fire Tube Boiler Actually in fire tube boiler one closed vessel or shell contains water, through which hot tubes are 

Pages – Shell Boilers – Spirax Sarco

Overview of the different types of shell boiler with layouts, heat and steam release Shell boilers may be defined as those boilers in which the heat transfer tube' boilers because the products of combustion pass through the boiler tubes, 

Define the types of boilers & related operational equipment /systems. Identify the accessories of boiler Medium of training. English and Urdu . accessories of boiler. ASME Code. – Shell SA 515-516 Gr 70. – Tube plates. – Flue. – Tubes. 136.