Bending Stress Calculator ToolBy / Bending Stress Calculator Bending Stress Calculator – Formula, Reactions, Shear Force Enter Length of Beam (L): Enter Point Load (P): Enter Distance from Neutral Axis (y): Enter Moment of Inertia (I): Enter Bending Moment (M): (Optional) Calculate Bending Stress Alternative Bending Stress Calculator Alternative Bending Stress Calculator – Bending Moment, Distance from Neutral Axis, Moment of Inertia Enter Bending Moment (M) [in Newton-meters or lb-ft]: Enter Distance from Neutral Axis (y) [in meters or inches]: Enter Moment of Inertia (I) [in m^4 or inches^4]: Calculate Bending Stress