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this for metallurgy people interview question so it is TIN
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HOW ARC PRODUCE IN ELECTRIC ARC FURNACE
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?
Explain stress corrosion cracking?
Which plaster is used in gold investment casting?
What is the melting point of e70 steel, 304,308,316 stainless steels?
When we do cardonitriding or casehardening operation for a plain carbon steel the case depth, hardness & microstructure are not alike why and what are the basicthing, which makes such a difference.
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 special about the properties of chromium molybdenum steels that make them ideal for pressure vessels?
What is M33×2
What happens to the microstructure during service exposure?
what is the difference beteeen Annealing and stress releaving
What is the use of gap(snap)gauge
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