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Metallurgy Interview Questions
Questions Answers Views Company eMail

Why do metallurgy engineers so sucessfull in their profession so that they dont think beyond their dreams?

Magnum,

5 10056

What do you do with the super alloys in the present working culture so as to improve the technology for general people?

Magnum,

2 5543

What is meant by powder metallurgy?

 4 9060

Isn't power metallurgy an expensive processing route to employ?

JSW, TATA,

2 6001

What special precautions need to be employed if a powder metallurgy route is chosen?

 1 4861

Why are the superalloys sometimes subjected to secondary melting processes?

 1 3080

When might secondary melting processes be unnecessary?

 2 4271

Why do the Gamma Prime and Gamma Double Prime phases play such an important role in promoting strength in the superalloys?

 1 6698

What happens to the microstructure during service exposure?

 1856

Why do some of the latest 'single crystal' superalloys contain concentrations of the grain boundary strengthening elements, e.g. carbon and boron?

 1594

What is Vacuum Induction Melting ?

 3 5574

The processes used to fabricate the superalloys seem fairly mature. Is much process development going on?

 2 4394

How can Residual stresses in superalloy components can be minimised?

 1 4196

Is it possible to design heat treatment processes such that a gradient in grain size is produced?

 4 5908

What is investment casting?

 3 6791

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Un-Answered Questions { Metallurgy }

Where is iron ferite used?

480

Where is mangenese steel used?

575

Define grinding.

696

Why cutting fluid is used in machining?

501

How is solution annealing carried out? What type of furnace is required?

546




What is the chemical composition of FCVS350 ?

3069

A plain carbon steel contains 45 wt% of proeutectoid ferrite. Define what is its average carbon content in weight percent? I know that you need to use a tie line in the phase diagram, but my book does not really give a good example to go by

572

Is there any way through hardening and anodizing some type of aluminum, it could be as hard as steel? I have hardened steel rollers that run up and down on a ramp along with spring pressure. Alternatively, if you are familiar with snowmobiles, the rollers run on the helix on the secondary clutch.

610

WHAT IS THE ACTUAL DEFINATION OF PLANET?

3257

What is the air fuel ratio for idling speed in S.I engines?

624

What is a master gauge ?

571

any input on how to spec out(if possible) a larger grain structure(3/8" or larger) on a Al 6061 forging material.

1818

What is the difference between DI pipes, Cast Iron pipes, LA Pipes, SW pipes, SWR Pipes, RCC hume pipe, RCC spun pipe ? What are their IS codes and applications ?

8730

What is gold investment casting?

561

For define what reason would an aluminum casting, when applied with a powder coated paint finish, cause a poor finish to the paintwork.

531

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