DIN 6625-2
DIN 6625-2 Angular steel tanks for above ground storage of liquids with a flashpoint of more than 55 °C - Part 2: Calculation
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 06/01/2013
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 06/01/2013