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The equation below can be used to estimate the spring rate of a coil spring:Spring Rate = (G *(dw) to the 4th) / (8 x n x D(to the 3rd))G = Shear modulus (11,250,000)dw= coil wire diameter (inches)n = number of active coilsD = mean coil diameter (inches)
The equation below can be used to estimate the spring rate of a coil spring:
Spring Rate = (G *(dw) to the 4th) / (8 x n x D(to the 3rd))
G = Shear modulus (11,250,000)
dw= coil wire diameter (inches)
n = number of active coils
D = mean coil diameter (inches)
