Related Questions

Ferric stainless steels compared to austenitic stainless steels
A Have lower corrosion resistance
B Are harder to fabricate
C Are less ductile and hence less suitable for cold pressing
D All of the above
The alloy, mainly used for corrosion resistance in stainless steels is
A Silicon
B Manganese
C Carbon
D Chromium
For hardening alloy steels and high speed steels, they are heated to
A 1100 to 1300°C
B 1300 to 1500°C
C 500 to 600°C
D 700 to 900°C
'Killed steels' are those steels
A Which are destroyed by burning
B Which after their destruction are recycled to produce fresh steel
C Which are deoxidized in the ladle with silicon and aluminium
D In which carbon is completely burnt
Steels with high carbon equivalent have poor weldability, because in these steels during welding
A Carbon and other alloying elements get oxidised from the weld pool
B Excessive ferrite forms in the heat affected zone leading to poor toughness of the weld
C Martensite forms in the heat affected zone leading to poor toughness/ductility of the weld
D Segregation of carbon and other element occurs in the weld pool leading to poor properties of the weld
Which of the following elements is not present in stainless steel?
A Iron
B Tungsten
C Chromium
D Nickel
Which of the following crystal structures characterises the austenitic stainless steel?
A Simple hexagonal
B Body centred cubic
C Face centred cubic
D None of these
Which of the following crystal structures characterises the ferritic stainless steel?
A Face centred cubic
B Body centred cubic
C Simple hexagonal
D None of these
Stainless steel is welded using
A oxy-acetylene flame
B oxy-hydrogen flame
C arc welding
D inert gas arc welding
The point angle of a drill, for drilling stainless steel, is
A 90°
B 118°
C 135°
D 150°

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