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Valves in Sour Service lines 2010-11-26
If sour service is such a menace to metal and a hazard to operator safety, then is it advisable to use manual operated (Hand opreated) valves in those lines.
CAVITATION DUE TO VALVE CLOSURE 2010-11-26
Cavitation is a function of pressure drop, downstream pressure, vapor pressure and valve pressure recovery factor.
HIGH CYCLE BALL VALVE 2010-11-26
A ball valve that can withstand high operation cycles without leaking through the stem packing.
Low torque 4" ball valves 2010-11-25
We have used Balon ball valves with great success for our 2" and 3" applications, but the torque on a 4" Balon is too much for one person to operate with one hand.
Emergency Venting for Fire Exposure for Double Wall Storage 2010-11-25
API 2000 SEC 3.4.3.2 only says Emergency Venting For Fire Exposure For Double-Wall Refrigerated Storage Tanks
Valve for water, sand, and gas mixture 2010-11-25
What is the most cost effective 2” isolation valve for a drain? Fluid: water / sand / gas mix.
API fire testing for Metal Seated Ball valve 2010-11-24
Soft seated ball valves fire tested to API 607, which refers to fire testing for soft seated quarter turn valves. Is there a API standard for metal seated valves?
Isolation valve for sewage 2010-11-24
An isolation valve for a waste water treatment plant. Our inlet pipe is above the level of the treatment plant, so on power failure of the plant, I would like to isolate the inlet flow so:
 Kaiweixi Valve Group Co., Ltd.
Kaiweixi check valve Contact Kaiweixi
Zhejiang Shanliu Valve Technology Co., Ltd.
Shanliu Check Valve Contact Shanliu
Shanghai FengQi Industrial Development CO., Lid.
FengQi Check Valve Contact FengQi
Shanghai MeiYan Yi Pump & Valve Co., Ltd.
MeiYan Yi check valve Contact MeiYan Yi