Valves equipment:manufacture supply and demand information in china.
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cast and weld two structures with the body.
the seat ring uses the floating sest ring structure with o-seal ring sealed and pre-tightening forde applied to have inlet and outlet dual-way sealed.and the open –close moment with this structure ...
Steam reducing valves
YGa43H/Y Type steam reducing valve pertains to the forerunner’s piston style pressure reducing valve. Consist of that the primary valve is with guides two sections on the valve. The primary valve chiefly consists ...
Coosai series split body butterfly valve, adopts split body construction, convenient in maintenance, it is widely used in the pipe line of metallurgy, power, petrochemical, drainage and ministry construction for medium temperature≤180℃ ...
Coosai series DIN butterfly valve, adopts precise elastic sealing ring and tri-eccentric multilayer metal to metal seal construction, it is widely used in the pipe line of metallurgy, power, petrochemical, drainage and ministry construction ...
Api butterfly valve
Coosai series API butterfly valve, adopts precise elastic sealing ring and tri-eccentric multilayer metal to metal seal construction, it is widely used in the pipe line of metallurgy, power, petrochemical, drainage ...
Coosai’s series forged steel gate valve are used to cut or connect the pipe media under nominal pressure between PN 16～PN 420(class 150～class 2500), working temperatures≤600℃.in oil industry. Chemical industry, fossil fired power plants.
Knife gate valve
Knife gate valve Coosai’s series knife gate valve are used to cut or connect the pipe media under nominal pressure between PN 6ⅵPN10(class 125ⅵclass 150),DN15ⅵDN1200(NPSⅵNPS48) working temperatures÷100∩.in oil industry ...
Coosai’s series cast steel gate valve are used to cut or connect the pipe media under nominal pressure between PN 16ⅵPN 420(class 150ⅵclass 2500),DN15ⅵDN1200(NPSⅵNPS48) working temperatures÷600∩.in oil industry. Chemical industry, fossil ...
Forged steel gate valve
Coosai’s series forged steel gate valve are used to cut or connect the pipe media under nominal pressure between PN 16～PN 420(class 150～class 2500), working temperatures≤600℃.in oil industry. Chemical industry ...
when the valve is in the closed state, the seat ring on the upstream and downstream sides cuts off the fluid and the accumulated matters in the middle cavity of the body can be excreted. The excreting device features the following functions ...
Aluminum ball valve
Q41F-10 aluminum alloy ball valve is one of our new products,which can be used in oil tanks,control valve in oil station etc.The inner seals are made of PTFE.It has advantages as beautiful appearance,compact structure ...
Integral body design, flange or butt welded preferable
Double Block and Bleed
High strength integral stem design, precisely guaranteed ball location
Anti-blow-out stem design
2 sets of O’ring seal plus fire safe design on stem, ...
The pressure in the pine line push the seat ring moving towards ball, thus form the sealing; as the sealing is formed by the line pressure itself, the performance will be better, in the mean time, it also reduced the operation torque of ...
Select seamless steel pipe, welding form, firm construction, reliable seal, guarantees no leakage, carbon filled PTFE, suitable for pressure under 4.0Mpa, and temperature -40℃-250℃. The valve is in unique design, novelty construction, light ...
Coosai series floating ball valve is applicable in the pipe lines of Class150～Class600、PN16～PN100、JIS10K～JIS20K, it is used to cut of connect the medium, different materials are preferable to suit water, natural gas, petroleum, and so on ...