The result of your conversion between petawatthour and Iron appears here
To convert between Petawatthour and Iron you have to do the following:
First divide 3.6e+18 / 7658 = 470096630974144.6875
Then multiply the amount of Petawatthour you want to convert to Iron, use the chart below to guide you.
Symbol: PWh
No description
Symbol: iron
No description