On what Purpose helical gears are used?

0 Answers   NIC,

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what is the composition of grey cast iron grade 20?

2 Answers  

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

0 Answers  

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Why same casting has different hardness and machineability properties? One spot it is found hard for machining and another spot soft? It is FG 260 grade for Cast Iron.

4 Answers  

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What is iron ferrite and what is it used for?

0 Answers  

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What is select miller cutter?

0 Answers   Essar,

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we have many gas turbine blades, during the shot blasting process some of shots entrapeed in the cooling hole of blades..how can we remove the shots entrapped in holes????

1 Answers  

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

0 Answers  

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Define what is carbide?

0 Answers  

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Define what is widman statten structure?

0 Answers  

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When we do cardonitriding or casehardening operation for a plain carbon steel the case depth, hardness & microstructure are not alike why and define what are the basic thing, which makes such a difference.

0 Answers  

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What is tack welding ?

0 Answers   Essar,

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