Answer / rajesh kumar dangi

Copper

Answer / vijay

copper

Answer / nishit sathwara

Brass

Answer / kaki pascal

copper, bronze and brass was used mainly by the people of Indus Valley

Are the grain boundaries a continuation of regular lattice structure from one grain to another? Explain.

1 Answers  

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carnot cycle has maximum efficiency for ?

1 Answers   NIC,

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Define what is the metallurgical explanation of effects of chromium, nickel, molybdenum, and carbon in stainless steels?

1 Answers  

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A plain carbon steel contains 45 wt% of proeutectoid ferrite. Define what is its average carbon content in weight percent? I know that you need to use a tie line in the phase diagram, but my book does not really give a good example to go by

1 Answers  

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How is solution annealing carried out? What type of furnace is required?

1 Answers  

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What are the superalloys?

3 Answers  

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what are the causes of delayed fracture in case hardened steels?

4 Answers  

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How does iron and steel exhibit allotropy?

1 Answers  

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Define what is the minimum temperature for stress relieving of astm a 519 gr.4130 material and please tell us where we can find the location.

1 Answers  

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Define rivets.

1 Answers   Essar,

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1)We are using OHNS material for manufacturing Thread & plain Gauges.What is the excat composition of OHNS for Gauges? 2)Which is the reference standard book for OHNS Material composition for Gauges?

1 Answers   Sail,

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what should be the exact suction capacity for 3 to 5 mt capacity lead rotary furnace and length of duct line for proper suction for same

1 Answers  

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