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Materials and Construction

Materials and Construction
Nickel (56%) and molybdenum (17%) alloys are called

Inconel
Monel
Bronzes
Hastealloy C

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Materials and Construction
Galvanised iron is

None of these
Protected from rusting
Alumina coated iron
Harder

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Materials and Construction
In the kraft (sulphate) process for the paper manufacture, the digestor is made of

Cast iron
Wrought iron
Karbate carbon
Stainless steel

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Materials and Construction
Duralumin is an alloy of

None of these
Aluminium, nickel and silicon
Aluminium, copper and manganese
Aluminium and nickel

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Materials and Construction
__________ is not a case hardening process.

Carburising
Annealing
Nitriding
Cyaniding

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Materials and Construction
Austenitic manganese steel used for making jaws of crushing machines contains about __________ percent manganese.

44021
3.5-4.5
1.5-2
44179

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