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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You are required to calculate a heat affected zone in weld. How would you do that?

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Define what is the strongest metal?

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what are different grades of mild steel available for making machine structure (housing)

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

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Can 1026 steel be welded?

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Which method has more procity in cast part? Which method has more strength in cast part?

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What affect would increasing the charpy impact toughness on an object have on the surface of an object it strikes if all else remains the same? Would it cause moredamage to the object it strikes?

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what is meant by hardening ability of metals?

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Define what are the compositions of brass, how can this metal be heat-treated, define what is the melting point of this metal?

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What happens when the mercury of a thermometer spills over the gold ring?

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What are the advantages of projection welding over spot welding

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