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Materials and Construction

Materials and Construction
__________ is not a case hardening process.

Nitriding
Carburising
Annealing
Cyaniding

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Materials and Construction
Reactor used in the production of polyvinyl chloride (PVC) is made of

Tantalum
Lead
Aluminium
Nickel or glass lined steel

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Materials and Construction
Tin in its pure form is used for making

All of these
Collapsible tubes for toilet preparations
Cans for food packing
Foil for wrapping cheese

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Materials and Construction
Babbit metals used for making bearings are

Having homogenous microstructure
Short of antifrictional properties
Tin or lead based alloys
Yellow metals

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Materials and Construction
Most common stainless steel type 316, which is highly resistant to corrosion contains

2-4% Cr, 22% NI and 2-4% Mo
16-13% Cr 10-14% Ni and 2-3% Mo
None of these
20-22% Cr, and 8-10% Ni

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Materials and Construction
Dilute sulphuric acid is transported in __________ pipes.

Copper
Mild steel
Lead
Special alloys

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