Helical Spring Calculators
Enter value, select unit and click on calculate. Result will be displayed.

Calculate Spring Index
Calculate Total Shear Stress
Calculate Spring Axial Deflection
Calculate Spring Rate

 

Calculate Spring Index

C = Spring Index
D = Spring Diameter
d = Wire Diameter

Enter your values:
Spring Diameter (D): m
Wire Diameter (d): m
Result:
Spring Index (C):

Calculate Total Shear Stress



t = Total Shear Stress
F = Axial Force
D = Spring Diameter
d = Wire Diameter
Kw = Wahl Factor
C = Spring Index

Enter your values:
Axial Force (F): N
Spring Diameter (D): m
Wire Diameter (d): m
Result:
Total Shear Stress (t): Newton/Meter2
Spring Index (C):
Wahl Factor (Kw):

Calculate Spring Axial Deflection

d = Spring Axial Deflection
F = Axial Force
d = Wire Diameter
N = Number Of Active Coils
G = Modulus of Rigidity
C = Spring Index

Enter your values:
Axial Force (F): N
Spring Diameter (D): m
Wire Diameter (d): m
Number Of Active Coils (N):
Modulus of Rigidity (G): N / m2
Result:
Spring Axial Deflection (d):

Calculate Spring Rate

K = Spring Rate
d = Wire Diameter
N = Number Of Active Coils
G = Modulus of Rigidity
C = Spring Index

Enter your values:
Spring Diameter (D): m
Wire Diameter (d): m
Modulus of Rigidity (G): N / m2
Number Of Active Coils (N):
Result:
Spring Rate (K):
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