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

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difference between sand casting and shell casting

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

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For the same part, it is possible to Specify the two different type of Hardness with same scall(EX-Quenching and tempering==>450 to 500HV30 & Hardening and Austempering 330- 380HV30)

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Is it possible to design heat treatment processes such that a gradient in grain size is produced?

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What is a silver in deming drill bit?

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What is a gray surface?

0 Answers   Essar,

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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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Throw some light on hardening abilities of metals?

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

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What is galvanising?

0 Answers   NIC,

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Why are the superalloys sometimes subjected to secondary melting processes?

1 Answers  

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