# Question: Simplify Eqs 3 70 3 71 and 3 72 by setting z

Simplify Eqs. (3–70), (3–71), and (3–72) by setting z = 0 and finding σx /pmax , σy/pmax , σz/pmax , and τ2/3/pmax and, for cast iron, check the ordinate intercepts of the four loci in Fig. 3–37.

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