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Materials and Construction

Materials and Construction
Nickel base alloys with __________ are known as monel metal.

Zinc
Molybdenum
Tin
Copper

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Materials and Construction
Addition of tungsten to steel imparts

Corrosion resistance
Cutting hardness
Magnetic properties
Ductility

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Materials and Construction
Acid proof stoneware

All of these
Has very low strength
Is broken by small temperature changes
Cannot be heated

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Materials and Construction
Water gas generator is made of

Cast iron
High carbon steel-procelain lined
Carbon steel-brick lined
Stainless steel-lead lined

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Materials and Construction
Cold work tool steel should have

Poor hardenability
All of these
High wear resistance
High toughness

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Materials and Construction
A hardness depth of about 3 mm can be achieved by induction hardness in __________ seconds.

250
5
100
500

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