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Level gauge - float valve2010-12-09
I have a level gauge that is measuring water level in a pressurised bladder tank  (air in bladder, bladder hanging from the top of the tank), my problem is that when the water level goes down in
Acid injection system for RO pretreatment2010-12-09
We have concentrated bulk HCl storage on site. We also have a supply and return HCl header that is always pressurized. What is the best way to setup acid injection on the RO feedwater line?
Surge forces in sewer force main2010-12-08
We just designed a sewer force main connecting three lift stations. The first station has an 8" PVC FM that discharges to a gravity manhole and into the second lift station.
Well Pump Control & Surge Protection2010-12-08
I am working on making improvements to an existing water system and have a few questions. Background: 66 homes spread over 6 miles; distribution pipes are 4", 2", and 1.5"; Currently the well's 10 hp
Multi-Port Selector Valve Connections2010-12-08
In the project of connecting several multi-port selector valves to the flowmeter, is it necessary to install check valve at each individual multi port valve test line outlet? There are 5 multiport val
dry sump tank filling up sump overnight?2010-12-07
I'm still building my car, with a chevy v8 and moroso dry sump system. Since Moroso recommend that the tank is fitted "slightly higher" than the pump inlet I wondered if the oil from the tank could le
Lifting condensate2010-12-07
I need to lift condensate from a steam trap to a higher level (it is only 2 metres to discharge well and then drain to waste). Minimal pressure in steam main is 6 bar gauge.
air valves for the suction & delivery of a pumpstation2010-12-07
I am reviewing a big water pump station with the main suction and delivery steel pipes of 2000 mm (yes 2 meter)and 1400 mm respectively.
Shanghai MeiYan Yi Pump & Valve Co., Ltd.
MeiYan Yi needle valve Contact MeiYan Yi
Shanghai Enine Pump & Valve Co., Ltd.
Enine needle valve Contact Enine
Shanghai Saitai Pump & Valve CO., Lid.
Saitai needle valve Contact Saitai
Shanghai Fengqi Industrial Development Co., Ltd.
FengQi needle valve Contact FengQi