A cylindrical specimen of stainless steel having a diameter of 12.8 mm and a gauge length of 50.800 mm is pulled in tension. Use the load-elongation characteristics tabulated below to complete parts (a) through (f).

Load (N) Length (mm)
0 50.80
12,700 50.825
25,400 50.851
38,100 50.876
50,800 50.902
76,200 50.952
89,100 51.003
92,700 51.054
102,500 51.181
107,800 51.308
119,400 51.562
128,300 51.816
149,700 52.832
159,000 53.848
160,400 54.356
159,500 54.864
151,500 55.880
124,700 56.642
Fracture
(a) Plot the data as engineering stress versus engineering strain.

(b) Compute the modulus of elasticity.

(c) Determine the yield strength at a strain offset of 0.002.

(d) Determine the tensile strength of this alloy.

(e) What is the approximate ductility, in percent elongation?

(f) Compute the modulus of resilience.