Related Questions

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
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 hardness and tensile strength in austenitic stainless steel can be increased by
A Hardening and cold working
B Normalizing
C Martempering
D Full annealing
__________ is added in stainless steel to prevent inter crystal corrosion.
A Vanadium
B Niobium
C Chromium
D Nickel
Austenitic manganese steel used for making jaws of crushing machines contains about __________ percent manganese.
A 1.5-2
B 3.5-4.5
C 7-9
D 12-14
Which of the following characterises the desert forests?
A Pointed leaves
B Dense leaves
C Canopy leaves
D Broad leaves
Working of a __________ pump characterises mixed flow.
A Turbine
B Piston
C Diaphragm
D None of these
Stainless steel is usually made by alloying the steel with
A Copper and nickel
B Copper and chromium
C Chromium and nickel
D Manganese and copper
Stainless steel এ steel ছাড়া আর কী থাকে?
A chromium
B vanadium
C manganese
D nickel
Which of the following elements is not present in stainless steel?
A Iron
B Tungsten
C Chromium
D Nickel

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