Pneumatic Butterfly Valve

 

Product Description

D643H, D643W pneumatic three eccentric multi-level hard-seal butterfly valve is widely used in metallurgy, electricity, petroleum, chemicals, air, gas, combustible gas and water supply and drainage and other corrosive media pipeline.

· Nominal diameter: DN50~DN4000
· Nominal pressure: 1.0~2.5MPa
· Applicable temperature: ≤425℃
· Applicable medium: Water, oil or non-corrosive, Nitric acid, Acetic acid

 

 

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