Discuss the machines and equipment which are used to machine part with operations using work material (Y10A) Russian Gost, hardness HRC 60-65. 10

The y form of iron is known as: a) ferrite b) cementite c) perlite d) austenite

Steel is coated with a thin layer of ceramic to protect against corrosion. what do you expect to happen to the coating when the temperature of the steel is increased significantly? explain.

Slip occurs via two partial dislocations because of (a) the shorter path of the partial dislocation lines; (b) the lower energy state through partial dislocations; (c) the charge balance.