Double Eccentric Butterfly Valve – CF8 Body
4 Inch JIS 20K Wafer Butterfly Valve with CF8 Body, SS304 Disc, and R-PTFE Seat
WEISSMILLER Double Eccentric Butterfly Valve with CF8 body is designed for reliable flow isolation in industrial piping systems. The double eccentric design helps reduce seat contact during operation while supporting smooth opening and closing performance.
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Product Overview
This WEISSMILLER Double Eccentric Butterfly Valve combines a CF8 stainless steel body, SS304 disc, and R-PTFE seat with a compact wafer connection.
The valve is supplied in 4 inch size with JIS 20K pressure rating and manual gearbox operation, making it suitable for industrial piping systems requiring controlled and reliable flow isolation.
Key Features
Double Eccentric Design
Offset disc geometry helps reduce continuous contact between the disc and seat during operation.
CF8 Body
Stainless steel CF8 body construction for durable industrial service and corrosion resistance.
SS304 Disc
Stainless steel SS304 disc provides reliable strength and resistance for industrial flow applications.
R-PTFE Seat
Reinforced PTFE seat provides dependable sealing performance for compatible process media.
Wafer Connection
Compact wafer body configuration allows installation between compatible piping flanges.
Gear Operated
Manual gearbox with handwheel provides controlled valve opening and closing.
Technical Specification
| Item | Specification |
|---|---|
| Product Type | Butterfly Valve |
| Design | Double Eccentric |
| Size | 4 Inch / DN100 |
| Body Material | CF8 |
| Disc Material | SS304 |
| Seat Material | R-PTFE |
| Connection | Wafer |
| Pressure Rating | JIS 20K |
| Operation | Manual Gear Operated |
| Gearbox Ratio | 1:40 |
| Manufacturing Date | 2026.07 |
Product Details
Applications
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