Engineering module
Compression Spring
Closed-form or FEM estimates without a specific design code claim. Applies recommended default units when you change standard; unit dropdowns stay fully editable.
Compression spring
Size wire and coils; estimate rate, solid height, shear stress and safety factor.
Compression springs
Uses Wahl correction for shear stress. Verify solid height clearance and buckling for slender springs (L0/D > 4). Rate k = Gd⁴/(8D³n).
Export compression spring results
Export spring rate, stress and safety summary.
Module quality
60%Unit integrity
All solver inputs/outputs normalized and converted through shared unit contracts.
Physics validation
Engines expose explicit validation and solver-check metadata.
Chart conformance
Plots use shared professional styling and consistent axis/legend language.
Pictorial input/output
Module includes schematic inputs and color-coded output visualizations.
Export consistency
Reports include the same KPIs, units, and visuals as on-screen results.
Enter spring geometry and calculate.