How to Calculate Spring Index given Torsional Stress Amplitude?
Spring Index given Torsional Stress Amplitude calculator uses Spring Index = Torsional Stress Amplitude in Spring*(pi*Diameter of spring wire^2)/(8*Shear Stress Correction Factor of Spring*Spring Force Amplitude) to calculate the Spring Index, The Spring Index given Torsional Stress Amplitude formula is defined as the ratio of the mean coil diameter of the spring and diameter of the spring. Spring Index is denoted by C symbol.
How to calculate Spring Index given Torsional Stress Amplitude using this online calculator? To use this online calculator for Spring Index given Torsional Stress Amplitude, enter Torsional Stress Amplitude in Spring (τa), Diameter of spring wire (d), Shear Stress Correction Factor of Spring (Ks) & Spring Force Amplitude (Pa) and hit the calculate button. Here is how the Spring Index given Torsional Stress Amplitude calculation can be explained with given input values -> 8.923662 = 77000000*(pi*0.004^2)/(8*1.08*50.2).