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Material Type: Assignment; Professor: Lulay; Class: Machine Design; Subject: Mechanical Engineering; University: University of Portland; Term: Unknown 1989;
Typology: Assignments
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ME 401 - Machine Design Assignment 2
defined as either yielding or fracture - which ever comes first. How will the following materials fail (yield or fracture)? What failure theory(s) would be appropriate to apply to these? Hint, see appendix, including A-24. a) ASTM class 20 gray cast iron b) AISI 1040 HR
applied at a point? Use both the maximum shear stress theory and maximum distortion energy theory - and compare (briefly discuss) the difference.
II 1 Withstand operation at temperatures between -20°F^ to 160°F
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Withstand static load of 15,000 lb. Axial, near continuous.
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II 3 20 inches long^ Essential 14 Low weight High Less is better 16 Low^ cost^ Desired^ Less is^ better
Problem 4 is on the backside.
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