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Materials and Construction

Materials and Construction
Chilled iron castings are

Soft on surface
Easily machinable
Highly wear resistant
None of these

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Materials and Construction
Vessels made of __________ can be used to store dry chlorine.

Steel or iron
None of these
Nickel
Thermoplastic materials

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Materials and Construction
Cementite is

A compound of carbon and iron
Characterised by an orthorhombic crystal structure
Fe₃C chemically
All of these

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Materials and Construction
The crystal structure of most of the common metals is

Orthorhombic
Cubic
Hexagonal
None of these

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Materials and Construction
Which of the following crystal structures characterises the austenitic stainless steel?

Simple hexagonal
None of these
Face centred cubic
Body centred cubic

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Materials and Construction
Nitriding of steel is a process for

Case hardening
Annealing
Spheroidising
Normalising

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