(a) From the plot of yield strength versus (grain diameter) 1 2 for a 70 Cu 30 Zn cartridge brass, determine values for the constants 0 and ky in Equation 7 7 (b) Now predict the yield strength of this alloy when the average grain diameter is 1 0 10 3 mm ...

a Perhaps the easiest way to solve for 0 and k y in ...

(a) From the plot of yield strength versus (grain diameter)-1/2 for a 70 Cu-30 Zn cartridge brass,...

Question:

(a) From the plot of yield strength versus (grain diameter)-1/2 for a 70 Cu-30 Zn cartridge brass, determine values for the constants σ0 and ky in Equation 7.7.
(b) Now predict the yield strength of this alloy when the average grain diameter is 1.0 × 10-3 mm.