Spring Design Calculator
Professional Spring Design and Analysis Tool
Material Properties
Spring Material
Music Wire (G=79,000 MPa, τ=600 MPa)
Hard-Drawn Steel (G=79,000 MPa, τ=500 MPa)
Stainless Steel (G=69,000 MPa, τ=450 MPa)
Phosphor Bronze (G=41,000 MPa, τ=320 MPa)
Spring Geometry
Wire Diameter (d) [mm]
Mean Diameter (D) [mm]
Free Length (H₀) [mm]
Active Coils (n)
Load Conditions
Minimum Load (Fmin) [N]
Maximum Load (Fmax) [N]
Working Load (F) [N]
Calculate Spring Parameters
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Basic Parameters
Performance Results
Load Analysis
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⚠️ Design Recommendations
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View Detailed Analysis