Mechanical Engineering - Engineering Materials
Exercise : Engineering Materials - Section 1
31.
Haematite iron ore contains iron about
32.
The material in which the atoms are arranged regularly in some directions but not in others, is called
33.
The steel produced by bessemer or open hearth process is __________ to that produced by L-D process.
34.
Crystal structure of a material is, generally, examined by
35.
Iron-carbon alloys containing 1.7 to 4.3% carbon are known as
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