Related Questions

The cutting speed for drilling aluminium, brass and bronze with carbon steel drills is _________ cutting speed for drilling mild steel with high speed steel drills.
A Equal to
B Less than
C More than
D None of these
The cutting speed for drilling aluminium, brass and bronze with high speed steel drills varies from
A 10 to 20 m/min
B 18 to 30 m/min
C 24 to 45 m/min
D 60 to 90 m/min
The cutting speed for drilling copper with high speed steel drills varies from
A 10 to 20 m/min
B 18 to 30 m/min
C 24 to 45 m/min
D 60 to 90 m/min
The welding process used in joining mild steel shanks to high speed drills, is
A Spot welding
B Seam welding
C Flash butt welding
D Upset butt welding
High speed steel cutting tools operate at cutting speeds _________ than carbon steel tools.
A 2 to 3 times lower
B 2 to 3 times higher
C 5 to 8 times higher
D 8 to 20 times higher
Taps dies and drills contain carbon
A Below 0.5%
B Below 1%
C Above 1%
D Above 2.2%
High carbon steel carries carbon percentage
A 0.1 to 0.3%
B 0.3 to 0.6%
C 0.6 to 0.8%
D 0.8 to 1.5%
High carbon steel contains more than __________ percent carbon.
A 0.5
B 2.2
C 2.5
D 2.8
The percentage of carbon in low carbon steel is
A 0.05%
B 0.15%
C 0.3%
D 0.5%
Carbon percentage in medium carbon steel is around
A 0.1 to 0.35
B 0.35 to 0.5
C 0.8 to 1.4
D 1 to 1. 5

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