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THE FEUTEX TOOLKIT

Shaft Combined Bending and Torsion

Combine bending normal stress and torsional shear in a solid shaft.

Mechanical workspace● Runs in your browser
01 Your input
02 Your result
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Formulaσb=32M/(πd³), τ=16T/(πd³); σVM=√(σb²+3τ²).
Sources and model references

How to use this tool

  1. Enter every input in the labeled units; use measured or independently specified properties.
  2. Check the stated model assumptions before calculating.
  3. Interpret the output as a model estimate and verify it independently for the intended application.

Try this example

{
  "diameter": 0.04,
  "moment": 100,
  "torque": 50
}

Accuracy and scope

Solid round shaft; nominal elastic stress without fatigue or stress concentration corrections. Educational engineering estimate only; not structural or safety certification, equipment selection, or operating recommendations.

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This tool runs locally in your browser. Input and output are not sent to a processing server. Copy or download your result before leaving the page.