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Cv vs Position in a Gate Valve 2010-10-26
Gate valves are very loosely guided. You may be able to calculate a Cv for an intermediate position, but in reality the disc will be dancing about and the Cv will be dithering back and forth, without
6 inch gate valve position 2010-10-26
Being asked how many turns it takes to close a 6 inch gate valve for the full open position.
Gate valve, wedge 2010-10-26
If exist some rule in the selection of the wedge type (solid, flexible, parallel slide, double disc, etc) of the gate valve.
Grove gate valve 2010-10-26
The Grove Valve building was a center of heavy industrial activity since 1939, most recently housing Grove Valve and Steel until 1996.
Steam Line valve selection 2010-10-25
Conditions:A drip leg on a 300# - SS316L line where I have to select a couple of "block" valves (1" size),Previously the line was 2" and we had gate valves installed (Press 30barg, Temperature 300?C,
Trim No. and Leakage Rate in Globe / Gate valves 2010-10-25
Is there any relationship between trim no. specified in API 600 and leakage rate specified by DIN 3230-3 or any other standards in a globe or gate valve.
Standard bore for gate valves 2010-10-25
Is there a standard bore size for gate valves? For example a 2" gate valve, will have a xxxxx " opening?
Full Port Gate Valves 2010-10-25
For valves manufactured to API 600 (generally cast valves, flanged and butt-weld, like is made by Crane Valve)API 600, Sect. 5.3.3.1, Table 4, Minimum Port Diameters.
