What is the difference between P11 & P22 pipes?
Answer Posted / ramp
P11 - 11 the chromium molybdenum composition that is 1% of
chromium and 1/4% of molybdenum
P12 - 12 the chromium molybdenum composition that is 1% of
chromium and 2% of molybdenum
| Is This Answer Correct ? | 22 Yes | 4 No |
Post New Answer View All Answers
What do you understand by timed cylinder lubrication ?
What causes hardness in steel ? How heat treatment alters properties of steel ?
Discuss various surface finishing processes?
Explain the fresh water cooling system.
For conduction of heat, the instantaneous rate of heat flow is product of three factors. What are these ?
Who all falls under the Perview of Excise Duty, we mean who has to pay the Excise Duty, eg: does all mfrs have to pay ED or who has high turnover they should only pay ED, if yes that what is the Turnover limit?
What is comprehensive definition of compressor surging
SIR I M STUDENT OF POWER ENGG CAN I GIV PSU XAM 4 NTPC AND WHAT WOULD B THE PROCEDURE
Enumerate the cause of pumps low delivery of water
Which pollutant is major greenhouse gas and what is its effect ?
Steering handle (round dial) of motor vehicles (CAR,BUS,LORRY) wiil be designing with two cross supports without 180 degree straightness( it will be little bit cross). Why?
on which basis safety valves are set with particular pressures?
Out of electric heater and heat pump, which is economical in operation ?
what do you mean by volvo ?
What are the typical indicator diagrams?