Answer / Ranjan Kumar Murmu

A dielectric medium, such as oil or deionized water, is used in Electrical Discharge Machining (EDM) to prevent electrical short circuits between the electrode and workpiece. It also helps to cool the workpiece and remove the machined debris.

Describe strain aging based on dislocation theory?

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Does the extrusion process for a355 and a356 alloy have any impact on the impact energy?

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How to calculate heat affected zone in weld?

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Discuss steam engines. What is its overall efficiency ?

1 Answers   Essar,

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What are the materials used to manufacture Aeroplane Wings?

1 Answers   NIC,

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How gold can be separated from mercury?

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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

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Why are the superalloys sometimes subjected to secondary melting processes?

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How does iron and steel exhibit allotropy?

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

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Explain stress corrosion cracking?

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Do you know what metal might be considered the "most environmental"? I say aluminum because it can be recycled others on my team say brass.

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