Sinovac Technology Limited

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The setting up of the Sinovac Technology Limited is dedicated to recommend the Chinese excellent vacuum product to the world. The mainly vacuum products that we supply as follow:  Vacuum Pump & Pumping System Vacuum Components  Vacuum Valve                    Arc Ion Evaporation Equipment      

 
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Stop valves
Stop valves PDF Print E-mail
Application
Products commonly used in petrochemical, fertilizer, power plants, oil fields and building industry
Technical norms
1, The applicable medium: water, steam, oil (carbon steel valves);
Nitric acid group (stainless steel valves).
2, The application temperature: ≤425 ℃ (carbon steel valves); ≤200℃ (stainless steel valves).
3, The length of the structure: GB12221-89
4, Connecting criteria: JB79, GB9113
5, Driven manner: manual, pneumatic, electric and test pressure valves
Main technical performance

Part nameMaterial
CP
valves' body and coverCarbon steel castingchromium nickel titanium steel
Valves' poleChromium stainless steelchromium nickel titanium steel
Valves' seatChromium stainless steelchromium nickel titanium steel
Valves' petalChromium stainless steelchromium nickel titanium steel

 

 

 

 

 

Nominal diameter DN(mm)Nominal pressure
PN MPa/ Torr		Strength test pressure
1.5PN ?MPa/ Torr		Sealed test pressure
Water 1.1PN MPa/ TorrStream MPa/Torr
15~2001.6 /1.2*1042.4 / 1.8*1041.76 / 1.32*1040.6/0.45*104
2.5 / 1.9*1043.75 / 2.8*1042.75 / 2.06*104
4.0 / 3*1046.00 / 4.5*1044.40 / 3.3*104
6.4 / 4.8*1049.6 / 7.2*1047.04 / 5.28*104
10.0 / 7.5*10415.00 / 11.25*10411.00 / 8.25*104
 
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