The result of your conversion between pound/cubic foot and Iron appears here
To convert between Pound/cubic Foot and Iron you have to do the following:
First divide 0.45359237/((0.0037854118/231)*1728) / 7658 = 0.00209173
Then multiply the amount of Pound/cubic Foot you want to convert to Iron, use the chart below to guide you.
Symbol: lb/ft³
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Symbol: iron
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