Browse Dept. of Civil and Environmental Engineering by Subject "J-integral"

  • Dodds, Robert H., Jr. (University of Illinois Engineering Experiment Station. College of Engineering. University of Illinois at Urbana-Champaign., 1994-07)
    During the period 1984-1987, researchers of the Heavy Section Steel Technology program at the Oak Ridge National Laboratory performed a unique series of fracture mechanics tests using exceptionally large, SECT) specimens ...

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  • Koppenhoefer, K.C.; Dodds, Robert H., Jr. (University of Illinois Engineering Experiment Station. College of Engineering. University of Illinois at Urbana-Champaign., 1995-06)
    Impact loaded, pre-cracked Charpy specimens often play a crucial role in irradiation surveillance programs for nuclear power plants. However, the small specimen size (B = W = 10 mm) limits the maximum value of cleavage ...

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  • Koppenhoefer, K.C.; Dodds, Robert H., Jr. (University of Illinois Engineering Experiment Station. College of Engineering. University of Illinois at Urbana-Champaign., 1997-08)
    Specimen size and loading rate effects on the fracture of ferritic steels remain key issues for the application of pre-cracked Charpy specimens. This investigation employs nonlinear finite element analyses to assess the ...

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  • Koppenhoefer, K.C.; Dodds, Robert H., Jr.; Kirk, M.T. (University of Illinois Engineering Experiment Station. College of Engineering. University of Illinois at Urbana-Champaign., 1994-01)
    The ASTM Standard Test Method for Plane-Strain Fracture Toughness of Metallic Materials (E399-83) restricts test specimen dimensions to insure the measurement of highly constrained fracture toughness values (Kic). These ...

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