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Materials and Construction

Materials and Construction
The largest consumption of zinc for alloys is in the making of

Die casting alloys
Bearing metal
Brasses
Brazing solder

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Materials and Construction
Which of the following stainless steels is non-magnetic?

Austenitic
Ferritic
Martensitic
None of these

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Materials and Construction
Ammonium chloride solution is stored/ treated in __________ vessels/pipes.

Lead
Stainless steel
Plain carbon steel
Rubber or durmet-20 lined

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Materials and Construction
Alinco, which is a aluminium-cobalt-nickel steel, is used for making

Surgical instruments
Boiler tubes
Powerful magnets
Chemical equipments

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Materials and Construction
Alpha iron is stable __________ °C.

Above 1800
Upto 910
Above 1403
Between 910 & 1403

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Materials and Construction
Addition of nickel to copper improves its

Ductility
Hardness
Strength
Machinability

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