Butterfly Buffer Check Valve, ASTM A351 CF8, DN300, PN16, RF

Product Name: Butterfly Buffer Check Valve
Body Material: ASTM A351 CF8
Size: DN300, 12 Inch
Pressure: PN16, Class 150 LB
End Connection: RF Flanged

Product Range

Port Size: DN50–DN1200, 2-48 Inch
Pressure: PN10, PN16, Class 150 LB, 1.0–2.5 MPa
Structure: With hydraulic hammer, slow closing
Medium: Clear water, sewage, seawater, etc.
Temperature: -20℃ to 80℃ (up to 200℃ if necessary)
Body Material: Ductile iron, carbon steel, stainless steel
Connection: RF Flange
Flange Standard: GB/T 17241.6, GB/T 9113
Test Standard: GB/T 13927, API 598

The Buffer Butterfly Check Valve is designed for use in industrial water supply and sewage treatment plants, especially at pump outlets, to prevent backflow and countercurrent in the pipeline. It is engineered to automatically remove destructive water hammer, protecting pumps and pipelines from potential damage.

Key Features

» Composition: Valve body, disc, buffer device, and micro-control valve
» Structure: Novel design, compact size, and low fluid resistance
» Performance: Stable operation, reliable sealing, wear resistance, and excellent buffering capability
» Application: Ideal for industrial water and urban sewage systems