Answer / p a rao

IS 2062 pertains to weldable structural steel - it has
replaced IS 226 in 1984. It is mild steel in composition in
grades A,/B,/C, carbon % varies between 0.23/0.22/0.20
respectively, P%,S%,also varies proportionately. This being
commonly used in the market.

IS1239 pertains to mild steel, ERW Tubes for ordinary use in
water, gas, steam and air - lines. These pipes are available
in the market in light, medium, heavy constructions, with
thickness in proportion. With regard to chemical composition
there is vary little or no change, but suitable for tube
forming.

what is the function of nozzle? what happend when the fluid flow through a taper pipe i.e. what about inlet and outlet velocity, pressure,

12 Answers   Thermax,

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which type of shaft is preferred for power transmission, solid or hollow one?

5 Answers  

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sir i need ongc old technical test papers can u send me immediately

1 Answers   ONGC,

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What is the felding arrangment of the boiler

0 Answers  

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how many types of jacks

0 Answers  

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diffuser increases pressure but in turbine pressure is decreasing when steam passing through casing?

1 Answers   Punjab National Bank,

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Define the terms free energy and free enthalpy. What is their significance and importance ?

0 Answers  

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pls send RRB model questions papers for section engineering (Mechanical) for last 3 years exam models

0 Answers   RRB,

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what is use of dynamo.why r u using that..?

2 Answers   Cap Gemini, Cummins,

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What is surging in centrifugal compressor. how its happened and how to avoid it.?

10 Answers  

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When Centrifugal compressor is a non positive displacement compressor how it goes under surge due high discharge pressure when the discharge valve partially or fully clossed. please explain me clearly

2 Answers  

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3>long form of plc?

2 Answers  

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