The difficulty when producing petrol tanks lies mainly in the temperature drop between the external side
The difficulty when producing petrol tanks lies mainly in the temperature drop between the external side cooled by means of cold water and the interior of the product, which is still warm, which often leads to significant material stress – above all, because large-scale tanks are complexly shaped, featuring wall thicknesses ranging from 1.35 mm to 3.80 mm ( Source: Bettina F / pixelio.de )