Shear Stress Calculator
Calculate shear stress in materials.
This tool is for informational and educational purposes only. It is not a substitute for professional financial, medical, legal, or engineering advice. See Terms of Service.
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Request a ToolHow to Use the Shear Stress Calculator
Enter the shear force and the area over which it acts.
- Enter force in Newtons.
- Enter area in square meters.
- Read the result in Pa and MPa.
About the Shear Stress Calculator
Shear stress is the component of stress parallel to a material's cross section. Unlike normal stress (tension/compression) which acts perpendicular to a surface, shear stress acts along it. Bolts, rivets, and welds are commonly designed based on shear stress limits. The shear strength of a material is typically 50-60% of its tensile strength.
Frequently Asked Questions
What is the difference between shear stress and normal stress?
Normal stress acts perpendicular to a surface (tension or compression). Shear stress acts parallel to the surface, tending to cause sliding of material layers.
What is the shear strength of steel?
For structural steel, shear yield strength is approximately 0.577 times the tensile yield strength, or about 145 MPa for A36 steel.
Where does maximum shear stress occur in a beam?
Maximum shear stress in a rectangular beam occurs at the neutral axis (center of the cross-section), not at the top or bottom surfaces.