Q341
Open questionThe aluminium alloy made by melting aluminium with 2 to 10% magnesium and 1.75% copper is called
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Q342
Open questionA steel containing 16 to 18% chromium and about 0.12% carbon is called
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Q343
Open questionWhich of the following is added in low carbon steels to prevent them from becoming porous?
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Q344
Open questionThe correct composition of Babbitt metal is
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Q345
Open question'Killed steels' are those steels
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Q346
Open questionTin base white metals are used where the bearings are subjected to
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Q347
Open questionElinvar, an alloy used in precision instruments, hair springs for watches, etc. contains the following element as principal alloying element
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Q348
Open questionWhich of the following statement is incorrect about duralumin?
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Q349
Open questionPearlite is a combination of
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Q350
Open questionAustenite is a combination of
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