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a) Modulus of elasticity, b) The proportional limit, c) The ultimate strength, d) The yield strength (0.20% offset), e) The fracture stress, f) The true fracture stress if the final diameter

a) Modulus of elasticity, b) The proportional limit, c) The ultimate strength, d) The yield strength (0.20% offset), e) The fracture stress, f) The true fracture stress if the final diameter

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2- A tensile test specimen of stainless steel alloy having a diameter of 0.495 in. and a gage length of 2 in. was tested to fracture. Stress and strain data obtained during the test are shown in Figure. Determine; a) Modulus of elasticity, b) The proportional limit, c) The ultimate strength, d) The yield strength (0.20% offset), e) The fracture stress, f) The true fracture stress if the final diameter of the specimen at the location of the fracture was 0.350 in. 160 upper scale 120 80 lower scale 40 0.0 0.0 0.020 0.040 0.060 0.080 0.100 0.120 0.002 0.004 0.006 0.008 0.010 0.012 Strain (in./in.) Stress (ksi)
Transcribed Image Text:2- A tensile test specimen of stainless steel alloy having a diameter of 0.495 in. and a gage length of 2 in. was tested to fracture. Stress and strain data obtained during the test are shown in Figure. Determine; a) Modulus of elasticity, b) The proportional limit, c) The ultimate strength, d) The yield strength (0.20% offset), e) The fracture stress, f) The true fracture stress if the final diameter of the specimen at the location of the fracture was 0.350 in. 160 upper scale 120 80 lower scale 40 0.0 0.0 0.020 0.040 0.060 0.080 0.100 0.120 0.002 0.004 0.006 0.008 0.010 0.012 Strain (in./in.) Stress (ksi)
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