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Engineering Materials

Engineering Materials
Aluminium bronze contains aluminium and copper in the ratio of

2.1180555555556
2.5277777777778
40 : 60
0.47916666666667

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Engineering Materials
Drop forging dies contain carbon of the order of

0.6 to 0.7%
0.1 to 0.2%
0.7 to 0.9%
0.25 to 0.5%

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Engineering Materials
Delta-iron occurs between the temperature ranges of

600°C to 900°C
900°C to 1400°C
400°C to 600°C
1400°C to 1530°C

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Engineering Materials
Maximum percentage of carbon in ferrite is

0.0025
0.0006
0.00025
0.001

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Engineering Materials
German silver is an alloy of

Silver and some impurities
Refined silver
Nickel, Copper and zinc
Nickel and copper

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Engineering Materials
The property of a material due to which it breaks with little permanent distortion, is called

Brittleness
Plasticity
Ductility
Malleability

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