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Engineering Materials

Engineering Materials
Cupola produces following material

Pig iron
Malleable iron
Cast iron
Wrought iron

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Engineering Materials
Crystal structure of a material is, generally, examined by

Optical microscope
Metallurgical microscope
X-ray techniques
Naked eye

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Engineering Materials
Surveying tapes are made of a material having low coefficient of expansion and enough strength. The alloy used is

Duralumin
Hastelloy
Silver metal
Invar

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Engineering Materials
Tensile strength of steel can be safely increased by

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

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Engineering Materials
An eutectoid steel consists of

Wholly pearlite
Wholly austenite
Pearlite and ferrite
Pearlite and cementite

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Engineering Materials
White cast iron contains carbon in the form of

Graphite
Cementite
Free carbon
White carbon

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