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Two tensile test rods are made of AISI 4340 steel tempered at 260C and aluminum alloy 2024-T351. The dimensionless geometry correction factor Y=1.Find how

Two tensile test rods are made of AISI 4340 steel tempered at 260C and aluminum alloy 2024-T351. The dimensionless geometry correction factor Y=1.Find how high a stress each rod can sustain if there is a 2 mm crack in each of them.

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