) annealing and normalizing in steel is used to. a) none b) dispersion strengthening c) improve machinability d) eliminate cod work 2) process annealing in steels is used to a) none b) dispersion strengthening c) improve machinability d) eliminate cod work 3) cast iron has carbon a) none b) >2.0% c) <2.0% d) >7% 4) low carbon steel contains carbons. a) none b) 0.03% c) 0.3% d) 5%
fill in the blanks.
1) annealing and normalizing in steel is used to.
a) none
b) dispersion strengthening
c) improve machinability
d) eliminate cod work
2) process annealing in steels is used to
a) none
b) dispersion strengthening
c) improve machinability
d) eliminate cod work
3) cast iron has carbon
a) none
b) >2.0%
c) <2.0%
d) >7%
4) low carbon steel contains carbons.
a) none
b) 0.03%
c) 0.3%
d) 5%
5) we can obtained excellent dimensional tolerances and surafce finishes by the process.
a) Strenghtening process
b) hot working
c) none
d) cold working
6) in most alloys phase transformation is causing by.
a) solution
b) dispersion strengthening
c) phase temperature
d) none
7) hypereutectoid steel contain carbon.
a) none
b) >022%
c) <0.770%
d) >0.770%
8) in alloys increasing both the atmic size difference and the amount of allying element increase.
a) size
b) pressure
c) solid solution strengthening
d) temperature
9) spheriodizing is used for
a) eliminate hot work
b) dispersion strengthening
c) improve machinability
d) none
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