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Engineering Materials

Engineering Materials
The following element can't impart high strength at elevated temperature

Manganese
Magnesium
Nickel
Silicon

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Engineering Materials
Gamma-iron occurs between the temperature ranges of

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

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Engineering Materials
Corrosion resistance of steel is increased by addition of

Tungsten, molybdenum, vanadium, chromium
Chromium and nickel
Vanadium, aluminium
Sulphur, phosphorus, lead

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Engineering Materials
In compression, a prism of brittle material will break

By forming a bulge
By shearing along oblique plane
By crushing into thousands of pieces
In direction perpendicular to application of load

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Engineering Materials
The alloying element which can replace tungsten in high speed steels is

Molybdenum
Cobalt
Vanadium
Nickel

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

2.1180555555556
40 : 60
0.47916666666667
2.5277777777778

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