NDT Glossary

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  • Yield Point - The first stress in a material, less than the maximum attainable stress, at which an increase in stress. Not a general term or property; only certain metals exhibit a yield point.
  • Yield Strength - The stress at which a material exhibits a specified deviation is usually 0.2% for most metals. A general term or property, preferred to yield point.
  • Young's Modulus - Same as modulus of elasticity.