The result of your conversion between Btu and pound/cubic inch appears here
To convert between Btu and Pound/cubic Inch you have to do the following:
First divide 1055.0559 / 0.45359237/(0.0037854118/231) = 0.03811631
Then multiply the amount of Btu you want to convert to Pound/cubic Inch, use the chart below to guide you.
Symbol: Btu
No description
Symbol: lb/in³
No description