Engineering Materials
The hardness and tensile strength in austenitic stainless steel can be increased by

Full annealing
Hardening and cold working
Martempering
Normalizing

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Engineering Materials
Points of arrest for iron correspond to

There is nothing like points of arrest
Stages at which allotropic forms change
Stages at which properties do not change with increase in temperature
Stages at which further heating does not increase temperature for some time

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