Containers for the storage of various oil-derived combustible fuel substances such as fuel oil, diesel oil, diesel oil, gas oil are called fuel tanks / tanks / containers / boilers. Fuel Tanks are evaluated as underground / surface fuel tanks in two groups and body and wall thicknesses are determined by calculating according to standards according to the volume of fluid in it. The tightness controls of the fuel tanks are provided by hydrostatic testing and a copy of the report is sent to the customer.
