A material with grain size of ASTM No. 6 has a lattice frictional stress 100 MN

Question

A material with grain size of ASTM No. 6 has a lattice frictional stress 100 MN/m2 and locking parameter (Hall-Petch constant) 0.10 MN/m3/2 Yield strength of the material is approximately

Options:

A . 100 MPa

B . 115 MPa

C . 165 MPa

D . 215 MPa

Answer: Option B

-NA-

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