Сайт Permissible Stress Calculator is a practical engineering tool for determining the maximum safe working stress of a material based on its strength and selected safety factor. As an effective Allowable Stress Calculator, it can also evaluate permissible load, actual working stress, required cross-sectional area, stress utilization, and safety margin. This calculator is useful for tensile, compression, shear, and bending applications, helping engineers with component sizing, material selection, structural analysis, and preliminary safety verification.

General Settings

Material Properties

Applied Loads

Cross-Section Geometry

Результаты расчетов

Reference Material Strength
Factor of Safety
Permissible Normal Stress
Permissible (Yield-Based)
Permissible (Ultimate-Based)
Governing Permissible Stress
Permissible Shear Stress
Actual Working Stress
Local Stress (Kt)
Von Mises Equivalent Stress
Maximum Permissible Load
Required Cross-Sectional Area
Required Diameter
Actual Factor of Safety
Stress Utilization
Safety Margin
Margin of Safety
Stress Reserve Ratio
Load Reserve
Design Status