Answer / amit sunny

R12 is seldom used now since it has about 5% of ozone
depletion potential as it is a partially halogenated
refrigerant.hence the chlorine free R-134a has been recently
developed to replace R12.

Answer / pawan

R600

What is the expansion valve in HVAC & How it works ????????????

11 Answers  

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I have purchased some circlips @rs 100/- p pc on 01.01.2017 ans some @rs.120/- p pc/@rs.90/- p pc dt. 31.03.2017 what is the ending price of per pcs

0 Answers  

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Give five boiler mounting valves.

1 Answers   ABC Inc, Renault Nissan, RRB, Siemens,

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what different between centrifugal pump and positive displacement pump

6 Answers   IGCAR,

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What are the causes of high alkalinity in boiler water?

1 Answers   RRB,

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how to change numbering in SAP script i.e. i have 1245.00 now i want to specify in word in script i.e. one thoushand and fourty five rupees.

0 Answers   IBM,

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what difference between centrifugal and reciprocating pump.

5 Answers  

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which is more efficient diesel or petrol engine?

4 Answers  

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how to measure static charge in processing of expandable polystyrene. explain - Units of static charge

0 Answers   LG Polymers,

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What are four types of turbine seals?

0 Answers  

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when do we use roller bearing, deep groove ball bearing, angular bearing, sealed bearing, semi sealed bearing, unsealed bearing, anti friction bearing, journal bearing, thrust bearing

0 Answers  

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Is OHNS steel is equivalent to O1 tool steel? Suppliers give OHNS material for AISI O1 STEEL telling that both are equivalent materials. Is this correct?

0 Answers   PH.D Interview,

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