Wafer Style
Butterfly Check
Valve, Small volume, light weight, compact structure; Automatic quick closing by relying on torsion.
Wafer Style Butterfly Check Valve.
The product may be applied to opening or closing the clear pipelines of food, medicine, and chemical industry, etc., and industrial environmental protection, water treatment, high-rise building, water supply and drainage pipelines, or to adjusting the flow rate of media.
It may be applied on the narrow pipeline at installation place. The actuator could be handle. Worm gear, electric and pneumatic. Materials
Valve body: Cast iron/ ductile iron
Butterfly disc: Ductile iron (nickel coated)/ aluminum bronze/ 316 stainless steel
Shaft: 416/ 316 stainless steel
Sealing seat: NBR/ EPDM
Pressure and temperature
Working pressure: 1.0MPa/1.6MPa
Working temperature: -15° C~+150° C
Materials
Valve body: Cast iron/ ductile iron/ carbon steel/ stainless steel
Valve disc: Electrocoated ductile iron/ aluminum
bronze/ stainless steel
Spring/ shaft: Stainless steel...