Pressure Reducing Valves (PRVs) Series

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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
Bubble tight test 2010-10-20
Could some one explain what is meant by a bubble tight valve?
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?
Pipe vs Flange MAWP 2010-10-20
Many times I have heard people make a statement such as "In a spool with pipe and flanges, the flange will always be the weakest link with regard to MAWP".
PRV valve pressure drop 2010-10-20
I'm in need of some assistance in calculating some flow vs pressure specifications, in order to make some changes to the system.
Kaiweixi Valve Group Co., Ltd.
Kaiweixi pressurereduce valve Contact Kaiweixi
 Zhejiang Shanliu Valve Technology Co., Ltd.
Shanliu pressurereduce valve Contact Shanliu
Shanghai Fengqi Industrial Development Co., Ltd.
FengQi pressurereduce valve Contact FengQi
Shanghai MeiYan Yi Pump & Valve Co., Ltd.
MeiYan Yi pressurereduce valve Contact MeiYan Yi