Chemical Engineering - Chemical Engineering Basics - Discussion


Pick out the wrong statement about the machinability of metals. Machinability of a metal

[A]. decreases with increase in strain hardening tendencies.
[B]. decreases with increase in hardness, in general.
[C]. depends on the composition, microstructure and physical & mechanical properties.
[D]. decreases with increases in tensile strength & decrease in grain size.

Answer: Option D


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