Class IV 0.01% of rated valve capacity.
Class V 5 5 x 10-4 ml per minute of water per inch of seat diameter per psi differential
5 x 10-12 m3 per second of water per mm of seat diameter per bar differential
4.7 standard ml per minute of air per inch of orifice diameter
11.1 x 10-6 standard m3...
HI SIRS.
TODAY I TESTED THE VALVES AS PER API598.
VALVE 800 CLASS, TESTED THE VALVE IN VENTIL TEST BENCH.
FOR BODY TEST,205 BAR HIGH PRESSURE HYDRO.
RESULTS:NO VISIBLE LEAKAGE AS MENTIONING ACCEPTANCE CRITERIA.
BUT LITTLE PRESSURE DROP HAPPENS 0.4 BAR(WILL NOT SHOWN IN VISIBLE). THIS LEAK IS...
HI FRIENDS.
MY CUSTOMER SAID TO CHANGE BOLTS B7M TO B7.
ACTUALLY THREAD SIZE OF VALVES 5/8" BUT M14 BOLT ENTER THE HOLE.
THIS IS ACCEPTABLE. PLEASE JUSTIFY
HI FRIENDS/RESPECTABLE SIR.
1.PLEASE LET ME KNOW A216 VS A352 WHICH ONE IS COSTLY AND WHY?
2.JUST EXPLAIN TESTING PROCEDURE OF BUTTERFLY VALVES.
PLEASE.
HI respectable friends and sirs/madam.
could anyone please explain about actuator and valve torques.
BTO RTO ETO BTC RTC ETC MAST
i know that abbreviation.just explain?
HI friends and respectable sirs.
i am kalidass mechanical engineering and i am working in valve companies.
today i got mail from my customer.that was cleaning the valve for isocynate services.
please help me to how will clean the valves.
and which solvent and lubricant is good.and also steps...
Hi friends,
please consider these post. I am KaliDass mechanical engineer and now I am working in valve company( entry level). I want to do some certification courses to improve my knowledge about valves and my carrier, and position also. please help me sirs. I am eagerly waiting for your reply...
