Define what is the difference between plaster used in gold investment casting and ceramic used in the process of investment casting of automobile engine parts and turbine blades etc. When both are used in the lost-wax method?

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Define what is the metallurgical explanation of effects of chromium, nickel, molybdenum, and carbon in stainless steels?

0 Answers  

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white rust formation over zinc plated and passivated fasteners during CED coating. WHY?

1 Answers   Wheels India,

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What are the superalloys?

3 Answers  

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When we do cardonitriding or casehardening operation for a plain carbon steel the case depth, hardness & microstructure are not alike why and what are the basicthing, which makes such a difference.

0 Answers  

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Why duplex or super duplex stainless steels are welded with low heat input type electrode?

0 Answers  

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The Hardness of wheel(or)grade of wheel refers to the

0 Answers   NIC,

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We make aluminum moulds by press casting, can u suggest any thing so that the moulds should shine after casting?

0 Answers  

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i m going to give an interview for iocl on 5th aug . pls tell me what questions can be answered from metallurgical prospect

0 Answers   IOCL,

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Why are the superalloys used for land-based turbines?

1 Answers  

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How would a salt and water solution clean a penny but a vinegar and salt solution will not clean a penny? What is the cause of this?

0 Answers  

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The moment of inertia of an area is always least with respect to ?

0 Answers   NIC,

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