Tempering of a plain carbon steel is defined as a) rapid quenching of the annealed metal b) cold working of the annealed metal c) reheating the austenitized and quenched metal to an intermediate temperature d) reheating the annealed metal to an intermediate temperature Initial focusing of the reflective light microscope is done with a) a low magnification lens and the field diaphragm open b) a low magnification lens and the field diaphragm closed c) a high magnification lens and the field diaphragm open d) a high magnification lens and the field diaphragm closed Which of the following hot rolled steels would have the most ferrite in its microstructure? a) C1020 b) C1040 c) C1060 d) C1080 Which of the following hot rolled steels would have the most pearlite in its microstructure? a) C1020 b) C1040 c) C1060 d) C1080
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Tempering of a plain carbon steel is defined as
a) rapid quenching of the annealed metal
b) cold working of the annealed metal
c) reheating the austenitized and quenched metal to an intermediate temperature
d) reheating the annealed metal to an intermediate temperature
Initial focusing of the reflective light microscope is done with
a) a low magnification lens and the field diaphragm open
b) a low magnification lens and the field diaphragm closed
c) a high magnification lens and the field diaphragm open
d) a high magnification lens and the field diaphragm closed
Which of the following hot rolled steels would have the most ferrite in its microstructure?
a) C1020
b) C1040
c) C1060
d) C1080
Which of the following hot rolled steels would have the most pearlite in its microstructure? a) C1020
b) C1040
c) C1060
d) C1080
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