Description:

Nominal Diameter:DN200~800mm

 

D643W-1 Pneumatic dust butterfly valve

 

Application:

This valve is coking, power station,petrochemical, building material etc. industry vantilation dust air pipeline. 

 

Feature:

Inclined plate dust air butterfly valve and the valve body have one initial wafer angle and the disc sealing face has higher hardness to make the valve operate speed fast, easy operate, wear resistance better and leakage rate low.

 

Specification:

Item No.: D643W-1

Nominal Diameter: DN200~800mm

Nominal Pressure: 0.05~0.15MPa

Suitable Medium: coal gas, dust contain gas, fume, etc.

Suitable flow rate: ≤20m/s

Suitable Temperature: ≤450°C

Type of drive: hydraulic

 

Main Property Specification:

 

PN(Mpa)	0.15	0.1	0.05
Seal Test Pressure(Mpa)	0.165	0.11	0.06
Strength Test Pressure(Mpa)	0.225	0.15	0.08
Suitable Flow Speed(m/s)	≤20
Suitable Temperature(°C)	≤450
Suitalbe	Dust gas,Gas,Exhaust gas and some other dust gas

 

Main Part Material:

 

Parts Name	Material
Body	Ductile Cast Iron,Carbon Steel
Butterfly Valve	Ductile Cast Iron,Carbon Steel
Stem	High Grade Carbon Steel