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Materials and Construction

Materials and Construction
__________ is added in low carbon steel to raise its yield point.

Manganese
Sulphur
Phosphorous
Silicon

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Materials and Construction
Ball bearings are generally made of

Stainless steel
Malleable cast iron
Plain carbon steel
Chrome carbon steel

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Materials and Construction
Hot working of lead is carried out at

Room temperature
373° K
150° C
75° C

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Materials and Construction
Nickel made/clad equipments are suitable for handling

Fruit juices, milk & its products and caustic soda solution
Ammonia (both aqueous & anhydrous)
Nitric acid & hydrochloric acid (conc)
Sulphuric acid (conc)

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Materials and Construction
Addition of lead, sulphur and phosphorus to low carbon steel helps in improving its

Compressive strength
Corrosion resistance
Tensile strength
Machinability

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Materials and Construction
Cast iron is having very high

All of these
Tensile strength
Ductility
Proximity between its elastic limit and ultimate breaking strength

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