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
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
In low carbon steels, ________ raises the yield point and improves the resistance to atmospheric corrosion.
A Sulphur
B Phosphorus
C Manganese
D Silicon
Which of the following stainless steels is non-magnetic?
A Ferritic
B Martensitic
C Austenitic
D None of these
'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 material is not used in alloy steels?
A Molybdenum
B Nickel
C Chromium
D Sodium
The cutting fluid mostly used for machining alloy steels is
A Water
B Soluble oil
C Dry
D Sulphurised mineral oil
Stainless steel is an alloy of
A Chromium and carbon
B Chromium, carbon and iron
C Chromium and iron
D Carbon and iron
Stainless steel resists corrosion due to
A Carbon
B Sulphur
C Vanadium
D Chromium

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