Answer / udaya17

seemless tubes are made by stainless steel composites

Answer / murali

made by extrusion of steel billets

Answer / ferozh

they are made by piercing the steel tube and rolling simultaneously, in order to get the hollow tube. they are also produced by cold extrusion techniques.

Answer / souren roy

piercing...

Answer / vijay kumar

Seam less tube are made by piercing and also (extrusion-if long pipe and high pressure required)

What are the criteria shall be considers for sizing Fuse and MCB? If the rated current is 10Amps what should be the fuse size / MCB Size?

0 Answers  

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is there any device that works properly accept relay, it may be fuse but if i want fuse of 33kv 300 amp it is avaliable, pls give me details

0 Answers  

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how much up to LT Voltage range?

4 Answers  

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what will happen if i connect 12 volt battery with 24 volt battery charger.

0 Answers  

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What is the difference between electronic regulator and ordinary rheostat regulator for fans?

0 Answers  

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sir what is the minimum IR value of 11 KV alternator?

4 Answers   Kirloskar,

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What is rated value? is it phase values or line values?

1 Answers  

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What happens with squirrel induction machines if the ends of rotor conductors are kept open? Explain

3 Answers  

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Maximum efficiency occurs in electrical machines is at i)Full load,ii)50% of full load,iii)Near full load,iv)None of these

1 Answers   IFFCO,

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how to maintain ht line?

0 Answers  

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which protection used in power plant?

0 Answers  

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what happen if the secondry winding of the transformer is having less no of turns compare to the primery winding.

2 Answers  

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