tensile test

mechanics

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July 14, 2026

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A tensile test is a fundamental mechanical test used to determine a material's response to being pulled apart. It measures the maximum load a material can withstand before fracturing, divided by its original cross-sectional area. This value is known as the tensile strength.12

During the test, a standardized specimen is stretched, and the resulting elongation (strain) is recorded against the applied load (stress). This data can be visualized on a stress-strain curve. The test reveals crucial properties like the material's breaking point and its ductility, which is its ability to deform plastically before breaking. This information is vital for engineers to select appropriate materials for structures and machines, ensuring they can withstand anticipated stresses and avoid failure.13

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metallurgy
Testing mechanical properties
…two are measured in a tensile test, where a sample is loaded until it begins to undergo plastic strain (i.e., strain that is not recovered when the sample is unloaded). This stress is called the yield stress. It is a property that is the same for various samples of the…
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…two are measured in a tensile test, where a sample is loaded until it begins to undergo plastic strain (i.e., strain that is not recovered when the sample is unloaded). This stress is called the yield stress. It is a property that is the same for various samples of the…
Read More