Flange / Wafer Type Pneumatic Operated Butterfly Valve DN40 ~ DN600
ANSI high quality pneumatic butterfly valve
Model of valve: D671X pneumatic butterfly valve
Body of valve: GGG.50/ductile iron
Disc of valve: CI/DI/304SS/316SS
Shaft of valve: CI/DI/304SS/316SS
Seal of valve: all kinds of rubber
Seat of valve: EPDM, wear-resistant EPDM, NBR, PTFE, Viton
Operating mode: chain wheel
Normal diameter of valve: DN40-600
Normal pressure of electro valve: PN10/16
Applicable medium: water, sea water, sewage, oil, air, weak acid
Applicable temperature of electro valve: -20-135°C
1. this product mainly used for pumping station,power
plant,metallury, paper industry,checmical industry,especially for
regulation and control the pipeline flow of drinking water and
2. The product's design in accordance to BS,JSO,ANSI,DIN,JIS.
3. Flange connection in accordance to BS,DINS,ANSI,JIS.
5. Adopt double eccentric structure can reduce the friction between
the sealing ring and sealing belt, minimized operating
torque,extended operating life, meet the sealing requirements to
realize no leakage.
6. Optimize design displays in: simple structure,light
weight,,quick 90 degree on-off operation.
7. Model T sealing ring which matching with plate have a good
sealing performance,screws of sealing ring can be
adjusted,facilitate replacement and maintenace in line,when working
pressure up to PN25,fluid will with a high CV value characteristic
to flow through valve plate,high strength and light weight of body.
8. the customers can choose lever,worm gear,pneumatic
apparatus,electronic apparatus or combination driving operation
according to working requirements.
Limit switches, positioners, solenoid valves, air filter reducing