The Euler’s Crippling load for a long column Euler’s Crippling Load Calculator Euler’s Crippling Load Calculator Young’s Modulus (E) in MPa (Mega Pascal): Least Moment of Inertia (I) in m4 (meters to the fourth power): Equivalent Length (LE) in meters: Calculate Symbol Definitions: E: Young’s Modulus in MPa (Mega Pascal) I: Least Moment of Inertia in m4 (meters to the fourth power) LE: Equivalent Length in meters PE: Euler’s Crippling Load in N (Newtons)