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Brand Name: kosat riple eccentric Buterfly Valves
Temperature of Media: Medium Temperature
Material: Stainless Steel
Pressure: Medium Pressure
Standard or Nonstandard: Standard
Model Number: triple eccentric Buterfly Valves
Place of Origin: China (Mainland)
Port Size: 2--40''
Media: Water
Power: Pneumatic
Structure: Butterfly
Buterfly Valves body: Cast steel/Stainless steel

Specifications

SPB Pneumatic Triple eccentric butterfly valve, high performance, component by GTX-B series Double piston driven angle rack-and pinion pneumatic actuators and valve body. this series of electric triple eccentric butterfly valve is high in electric double eccentric butterfly valve on the basis of the modified products.the unique design can not only make this series  butterflyvalve in high temperature and high pressure condition, but also has excellent sealing performance.
   Pneumatic Triple Eccentric Butterfly Valve
SPB Pneumatic Triple eccentric butterfly valve, high performance, compact structure, superior cutting and controling  performance and long service life.
Can be widely used in chemical industry, electric power, metallurgy, textile, food, medicine, papermaking, etc.Industrial departments and municipal engineering, water process control field,etc, reliably adjusting control for sewage, oil liquid or air, gas, natural gas, steam and various corrosive medium.
Body
Type  full bore cast typeConcrete structures please see figure 1
Nominal diameter  DN50 DN1200
Pressure  GB PN 0.6,1.0,1.6,2.5,4.0DN50DN400,6.3DN50DN200 MPa
                  ANSI 150,300(DN50DN400)
End connection no flange wafer
                        
Flange   GB PN0.66.3Mpa  according to HG20596-97MFM
                        ANSI CLASS150300 according to ANSI B16.5 RFHG/T20615-97
Flange distance wafer according to GB/T12221-1989 EN558:1995ISO5752-1982  basic series 16
                         
Flange according to GB/T12221-1989 EN558:1995ISO5752-1982 basic series 14
Body MaterialPlease refer to table1 for Operated Temp. & Material contrast
Bonnet Typesame with body-45+400
Packing Material: V-type compound packinggraphite compound packing
                          graphite packing, Operating Temp. Is shown in table 2
Body Seal GasketSpiral wound gasket, Graphite with metal gasket, Zigzag gasket, gasket,Specific materials and suitable temperature range
Packing Gland Bolts pressure type
Oil paint: Carbon steel shell surface required to paint, shell made of stainless steel and copper no painting.
Trim

Valve plug: Triple eccentric typePlease see to figure 3
Flow characteristics: Approx equal percentPlease see to figure 6 and table 5
Trim material:Standard material combination and suitable temperature range                                                                      

Rated Travel: Full open 90
Actuator
Type:GTX-B series angle travel pneumatic piston actuator
Material: Die- cast aluminum alloy
Function forms: DA dual function series:
SR Single function series (Spring return)opening and closing gas type
Structural style:double piston gear rack structure (dual function) or double piston Spring return rack-and pinion structureConcrete structures please see figure 4 and figure 35
Pneumatic Triple Eccentric Butterfly Valve
Air pressure: double action 0.1~1.0Mpa
                   Single action 0.2~1.0Mpa
Temperature range: -20~+150
Angle adjustable scope:904
Singal interface:1/8GNAMUR1/4GNAMUR1/2G
Dynamic medium: clear dry non-corrosivity air and other gas.
External protection End cover and spring are coated by high strength epoxy resin, cylinder body anodic oxidation treatment after surface sand blast.
Optional accessories
Locator, filter relief-pressure valve, solenoid valve, limit switches,valve position transmitter, handwheel, Quick exhaust valce, Speed control valves, pneumatic by valves, etc