what is the grain size of lead as an element and as an alloy such as lead tin alloy?

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Define what medal conducts heat best?

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what is a rate controlling step ? how is it dependent on reaction path ? explain with an example.

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What is a gray surface?

0 Answers   Essar,

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

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What is hot working of metals? Give some of its principal methods.

0 Answers   Essar,

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Define what is the difference between diagrams of it and ct in heat treatment of steels?

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What is the melting point of e70 steel, 304,308,316 stainless steels?

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How much gold concentration should be in the organic phase (dbc) before reduction by oxalic acid solution? Is it effective on purity of gold in reduction step? Define what is the ratio of dbc to oxalic acid solution in this step?

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When a spring is cut into two, stiffness becomes ?

0 Answers   NIC,

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We make aluminum moulds by press casting, can you suggest any thing so that the moulds should shine after casting?

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carbon-3.23%,manganese-0.60%,silicon-2.25%,sulphur-0.086% phosphorus-0.122%,chromium-0.04%,nickel-0.10%, molybdenum-trace. WHAT IS THE GRADE OF THIS CAST IORN.

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