what kind of cleaning substance or treatments keep or help prevent cast iron from rusting?

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What is the critical speed of shaft?

0 Answers   Essar,

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does any one has gate solutions of 2007,08,09 metallurgical engg papers?

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Explain super alloys. What makes them useful for land-based turbines?

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Define what is the minimum temperature for stress relieving of astm a 519 gr.4130 material and please tell us where we can find the location.

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Explain vacuum induction melting?

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Discuss about advatages and limitations of powder metallurgy.

0 Answers   John Deere,

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Will aluminum alloy like 380 or 356 settle? Meaning while in “liquid form” above melting point will the heavier elements like copper, fe, silicon, zinc etc. Settle to the bottom of the liquid/molten aluminum after a period.

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What does allotropic mean what does iron and steel have to do with it?

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Do you know define 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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Explain dislocation theory?

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Define what is or define what characterize the thermodynamic state of metal (structure of metal)?

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