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Double-Block Valves and Double Block and Bleed Valve 2010-10-21
Does anyone know the application of double block and bleed valve, i understand this valve consists of double seats with a body bleed, is it correct? Aslo, i heard that in case the pressure rating 900
Resilient or metal seated gate valves 2010-10-21
Is there reason to spec one over the other instead of just life span? The city I am doing work for specs only brass metal seated, but the contractor says that he has never used anything but resilient
The effect of using a higher PSI radiator cap? 2010-10-21
I would not recommend it... Once on my dad's 55 Chebby truck with a 235 we had a 9lb cap on it. My dad put it on because it came with the new coolant overflow bottle.
High pressure control valve (single seat) 2010-10-21
for steam and water,Type BTG VSG1 high pressurecontrol valve (single seat)Manufacturer BTG, S?ffle, SwedenControl characteristics Equal percentage or otherControl range 40:1
60:1 for contour plug size
What is 'Bubble Tight Shutoff' ? 2010-10-20
Gents, I have researched this subject on these forums and found some good reference ANSI FCI 70-2 (old B16.104) and API 598 forum.
Positive Isolation - Blinds 2010-10-20
We have a tank farm where aviation turbine fuel ( ATF) or jet fuel is stored in the refinery.
Why use ball valves 2010-10-20
I don't know whether this is a simple Q or not.Why use ball valves on Gas pipelines instead of gate & or globe valves, am I missing something?
