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Engineering Materials

Engineering Materials
Eutectoid reaction occurs at

1493°C
600°C
723°C
1147°C

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Engineering Materials
The silicon steel is widely used for

Cutting tools
Motor car crankshafts
Connecting rods
Generators and transformers in the form of laminated cores

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Engineering Materials
Steel made from phosphate iron is

Brittle
Ductile
Tough
Hard

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Engineering Materials
Cartridge brass can be

Cold rolled into sheets
Drawn into wires
Formed into tube
Any one of these

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Engineering Materials
Admiralty gun metal contains

63 to 67% nickel and 30% copper
Iron scrap and zinc
Alloy of tin, lead and cadmium
88% copper, 10% tin and rest zinc

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Engineering Materials
Large forgings, crank shafts, axles normally contain carbon up to

0.05 to 0.20%
0.20 to 0.45%
0.55 to 1.0%
0.45 to 0.55%

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