Metallurgical Principles and Practice of Engineering (PE) Study Guide: Question
#41
It Is the Policy of The Minerals, Metals & Materials Society (TMS) to Encourage the Professional Registration of Metallurgical Engineers.
The most important properties desired in master gages are dimensional stability
and wear resistance since they are used in checking other gages and expected to
hold their accuracy over a long period of time. Based on these property requirements,
which of the following microstructural constituent would NOT be desirable in the
tool steels used for the manufacture of master gages?
|
(A)
|
Carbide
|
|
(B)
|
Retained austenite
|
|
(C)
|
Martensite
|
|
(D)
|
Ferrite
|
The information on this page is maintained by the Nellie Luther (natale@tms.org).