Butterfly Wafer Pattern Valves

Butterfly Wafer Pattern Valves
Available in Wafer Pattern with Lever or Gearbox operator, sizes: 1 1/2" to 20".
Liner: NBR.
Temperature range: -10°C to 80°C.
Pressure rating: PN16 up to 20".

Product Details

Butterfly Wafer Pattern Valves


Description of butterfly valve

A butterfly valve consists of body ,stem ,disc , actuator (manual actuator, worm-gear actuator , aerodynamic actuator or electric actuator) , and U type butterfly valve can implement the process for turning on turning off and regulating the flow by the circumrotation of stem and disc  that is droved by actuators.

1.Simple and compact construction. Small in size and light in weight. Easy transportation, installation and maintenance.

2. Quick 90 degrees on-off operation. Minimized operating torque ,energy saving.

3. Excellent sealing performance with zero leakage. Long service life.

4. Wide selection of materials ,applicable for various media..

5. Flow curve tending to straight line. Excellent regulation performance.

Handle Operated Concentric Rubber Lined acid resistant butterfly valve

Standard or Nonstandard: Standard
Structure: Butterfly
Pressure: Low,Medium,High
Power: manual/gear /actuator
Material: Casting/stainless steel/bronze/ductile iron, Stainless steel,bronze,ductile iron
Temperature of Media: low, medium, high
Media: water oil gas, ect.
Port Size: Various size
Model Number: Butterfly Valve
Certificate: ISO,SGS
Application: Various Liquids
Life: Long Life
Quality: Prime,High Quality
Supplier: Factory Direct
Feature: Very Durable 


Butterfly Valve Material:

Main Material:

Name

Material

Body

Cast Iron  Ductile Iron  Carbon Steel  Stainless Steel  AL-Bronze

Disc

Ductile Iron  Carbon Steel Stainless Steel  AL-Bronze

Shaft

Stainless Steel  Monel K500

Seat

BUNA  NBR  EPDM  VITON  PTFE  HEPDM  Neoprene  Hypalon Natural rubber 


Technical Parameters:

Part Material EN Spec.
Body Ductile Iron EN-JS 1050
DISC Ductile Iron EN-JS 1050
EN 1982 CC491K

BS970 304 C15

BS970 316 C16

Shell Stainless Steel 410 BS970 410 S 21
BS970 431 S 29

Seal Ring EPDM/NBR
O-Ring EPDM/NBR
Bushing Bronze EN 1982 CC491K
Tolernace Controlled by ISO 8062 CT4-6
Design Support Pro-E, UG,SolidWorks,AutoCad, PDF 
Quality Control Material, Dimension,Performance,inside defects,Balance test
Standard ASTM,DIN,JIS,ISO,GB standards 





Drawings and dimension of butterfly valve


image


The Casting Technology of valves

casting butterfly valve


Transportation of butterfly valves

How to transportation butterfly valves



To visit more butterfly valves, please contact us

Our Ductile Iron Wafer Pattern Butterfly Valve Ali Bronze Disc is designed to fit onto PN16 flanges, suitable for industrial and marine applications. A reliable butterfly valve featuring an epoxy coated Ductile Iron body, Aluminium Bronze Disc.

Butterfly valves are maintenance free, economical and comply.

Suitable to fit between PN16 flanges.

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