Engineering, 03.12.2020 19:40 tlecuyer

A rectangular bar has a edge crack at the bottom and is subjected to a pure bending moment. The crack length is a = 1 mm. The height of the bar is b = 12.5 cm. Knowing that the failure strength of the material is Sigma = 1,400 MPa, what is the fracture toughness of the material, K_ic.

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A rectangular bar has a edge crack at the bottom and is subjected to a pure bending moment. The crac...