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Engineering, 13.03.2020 05:02 beyattatsymbal123

An aircraft component is fabricated from an aluminum alloy that has a plane strain fracture toughness of 32 . It has been determined that fracture results at a stress of 219 MPa when the maximum (or critical) internal crack length is 2.68 mm. a) Determine the value of for this same component and alloy at a stress level of 284 MPa when the maximum internal crack length is 1.34 mm.

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