Define what is proeutectoid ferrite and cementite?

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what happens when hot liquid falls on water and why?

3 Answers   Mannar Company, TATA,

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What is mean by D2 Material used for Die tooling? What are the composition in that?

1 Answers  

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Is there a possibility of inducing stress cracking in an insulated stainless road tanker vessel (20 tonne capacity) if the vessel is subject to rapid filling (10 tonne /hr) with liquid methane (-160 c) assuming the vessel is at ambient. If so, where could I obtain suggested cooling rates?

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what is the strongest metal? How would a salt and water solution clean a penny but a vinegar and salt solution will not clean a penny? Define what is the cause of this?

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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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Differentiate between stainless steel and alloy steel?

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

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

0 Answers   Novellus,

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

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Describe strain aging based on dislocation theory?

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