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Materials and Construction

Materials and Construction
The material of construction of bearings is

Pig iron
Babbit metal
Steel
Cast iron

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Materials and Construction
Which of the following material of construction may be recommended by a chemical engineer for handling a gaseous chlorine (dry or wet) stream in a fluid flow system?

Copper, nickel and monel
Mild steel and stainless steel
Cast iron, tin and aluminium
High silicon iron, silicon rubber, Kel-F and teflon

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Materials and Construction
Steel will respond to hardening by heat treatment processes, only when the minimum carbon content in it is __________ percent.

0.2
0.5
0.02
0.35

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Materials and Construction
Slow and progressive deformation of a material with time under constant stress is called

Creep
Erosion
Resilience
None of these

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Materials and Construction
Stainless steel contains

Copper
Chromium and nickel
Vanadium
Aluminium

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Materials and Construction
Glass lined vessels are not used for handling/storing

Dilute H₂SO₄
Dilute HCl
Hydroflouric acid
Dilute HNO₃

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