can any one pl explain me in brief that how we select the
leakage classification in valve,means for liquid or gas
there is any standard for selecting leakage classification
or its depend upon valve size or any any other parameter.
Answer Posted / trupti
Class VI for Gas service as gas requires tight shutoff &
class I , II, III, IV, V for liquid service as per process
requirement shutoff
| Is This Answer Correct ? | 2 Yes | 1 No |
Post New Answer View All Answers
how to calibrate load cell
Which is your favourite subject & explain any one topic of it.
How flow can be measured with dp?
, Instrument Index, P&ID review, I/O schedule, datasheet, DCS / Analyzers specifications, loop diagrams, hook-up drawings.
Which tank weighing system is better to install (Accuracy point of view) 1) Tank weighing system with 3 load cell or 2) Tank weighing system with 4 Load cell
Define cryogenic?
How to calibrate capillary type level transmitter
How to do gas analysers calibration in AUTO and Manually by using zero and span gas?
For what reason would you possibly be compelled to make use of a Smith Predictor. Explain the idea behind the operation of this device.
Drum level tx with GP4 with zero elevation:7300mmh20 on HP and 8050mmh2o on LP as range but on commissioning the tx readiing is max,Why this reading?
Conversions
How to convert milliampares into flow??
Why mmwc unit is used?
How can a d.p. Transmitter be calibrated?
which type of signal used in instrument?