What are the criterias for selecting piping for different utilities services like cooling water, DM Water, Service Water and Fire Water.Please provide some technical literature on that.

2 Answers   DAE,

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Is there a lower limit to the gland surface finish for static O-rings, gaseous system? surface finish table lists 0.41-0.81 micro-meters for static gaseous systems. What is the drawback of using a smoother surface finish lower than 0.41?

0 Answers  

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Why water treatment is required for boiler feed water?

3 Answers  

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What are the differences between pneumatics and hydraulics?

0 Answers  

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What is the melting temperature of the cng long tube fusible plug? And can I use lead solder Sn97Cu3 (Melting temp S/L 227-309 °C) Materials of tube : AISI 4130 Alloy steel

0 Answers  

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In a tractor wheel, why is the Disc polygonal in shape (like a square, hexagon or octagon) whereas for Commercial vehicles and Passenger Cars the wheel has a circular disc?

4 Answers  

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In process control loop e/p converter receives 4-20 ma input current from which control block?

0 Answers  

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Can any one send me the syllabus for RRB Chennai, for section engineer, mechanical. mail it to mail Id vijaymahantesh.sk@gmail.com

0 Answers  

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What do you know about DG ,A,B,C, D, Check and safety of generator.?

0 Answers   Sterling Wilson,

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why piston is cylindrical in shape

7 Answers   Clarion Technologies, Olam International,

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sir, i am going to appear in the test of BEML 2009 so i want to get the type of question paper asked in previous exams of BEML.

0 Answers  

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Methods to dry up wet induction motors?

0 Answers   RRB,

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