DIN 18807-2
DIN 18807-2
Trapezoidal sheeting in building; trapezoidal steel sheeting; determination of loadbearing capacity by testingstandard by Deutsches Institut Fur Normung E.V. (German National Standard), 06/01/1987
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 06/01/1987