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Ball valve body joints 2010-10-29
Are UNF threads acceptable for bolted body joints on ball valves per ASME B16.34?
Low cracking pressure check valve 2010-10-29
I'm looking for a source for spring loaded check valves with a cracking pressure less than 5" WC (0.18 psi) for nitrogen service.
Flange thickness verification between the bonnet and body 2010-10-29
I have a question regarding strength verification between the bonnet and body of a valve. Please see the attached drawing, which is for a manual gate valve. ASME16.34 only has bolting strengh verifica
Ball valve stem sizing 2010-10-29
Does anyone know of a calculation or 'rule of thumb' process for determining the breakaway torque of a ball valve?
Tag numbers for manual valves? 2010-10-29
Coming from oil industry/EPC, I'm accustomed to NOT having individual tag numbers for simple manual valves.
Determining Control Valve Cv 2010-10-29
I am designing a 1", quarter-turn ball control valve and in need of some overall guidance.The inlet and outlet seat trims are modified with a pattern of holes intended to help reduce flow.
Fire safe test apparatus 2010-10-29
We have a fire safe test facility and will fire safe test according to API 607_5th two weeks from now.but, we have any problem for apparatus such as upstream pipework
Nozzle check valve 2010-10-28
for the design of some nozzle check valve I have the following conditions:- Mass flow rate max- Mass flow rate min- Upstream pressure- DensityIt is required that those conditions the valve allowing al
