The result of your conversion between Iron and pound/cubic yard appears here
To convert between Iron and Pound/cubic Yard you have to do the following:
First divide 7658 / 0.45359237/((0.0037854118/231)*1728*27) = 12907.97975105
Then multiply the amount of Iron you want to convert to Pound/cubic Yard, use the chart below to guide you.
Symbol: iron
No description
Symbol: lb/yd³
No description