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Tensile Strength and Yield Stress from Force and Area Calculator

σ = F/A — engineering and true stress.

Calculates engineering stress σ = F/A, the percentage elongation to failure, and the reduction in area for a tensile test specimen. Identifies UTS and yield from given forces.

Daniel Oh By Daniel Oh
Published Last reviewed 1 min read

Inputs

m²
N
N
m
m

Results

Enter values and click Calculate to see results.
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How to use this calculator

  1. Fill in the inputs above using the units you already have.
  2. Values update automatically as you type — no submit button needed.
  3. Hover any result row for the underlying formula and intermediate values.

Formula

σ = F/A; UTS = F_max/A₀; Yield σ_y = F_yield/A₀

In depth

Calculates engineering stress σ = F/A, the percentage elongation to failure, and the reduction in area for a tensile test specimen. Identifies UTS and yield from given forces.