91. The lower critical point for all steels is
92. Tensile strength of steel can be safely increased by
93. Basic constituents of Monel metal are
94. Steel with __________ carbon is known as hypo-eutectoid steel.
95. In spheroidising process, the steel is
96. Lead is poured into the joint between two pipes. These pipes may be made of
97. Constantan an alloy used in thermocouples is an alloy of
98. The hardness of steel increases if it contains
99. Gamma-iron occurs between the temperature ranges of
100. Delta-iron occurs between the temperature ranges of
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