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Engineering Materials

Engineering Materials
The metal suitable for bearings subjected to light loads, is

Silicon bronze
Phosphor bronze
Monel metal
White metal

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Engineering Materials
Weld decay is the phenomenon found with

Cast iron
Stainless steel
Mild steel
Nonferrous materials

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Engineering Materials
Beryllium bronze contains

97.75% copper and 2.25% beryllium
99% copper and 1% beryllium
60% copper and 40% beryllium
80% copper and 20% beryllium

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Engineering Materials
Depth of hardness of steel is increased by addition of

Nickel
Chromium
Tungsten
Vanadium

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Engineering Materials
Nickel when added to copper improves

Strength and ductility
Hardness and strength
Hardness
Machinability

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Engineering Materials
Tensile strength of steel can be safely increased by

Adding small quantities of copper
Adding carbon up to 0.83%
Adding carbon up to 6.3%
Adding carbon up to 2.8%

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