Description
Our Wafer Butterfly Valve Solid Disc PTFE (F4) PN10 (EPNS) is specifically designed for handling corrosive media, offering reliable shut-off and long-lasting performance in demanding industrial environments. Featuring a two-piece split body design, this valve ensures ease of maintenance while maintaining structural strength.
The valve is equipped with a PTFE-lined (F4) solid disc and PTFE seat, providing exceptional chemical resistance and tight sealing performance. Its robust construction, including a ductile iron body and stainless steel internal components, ensures durability and consistent operation across a wide temperature range.
Size Range & Pressure Rating
Size Range: DN50 to DN400
Pressure Rating: PN10 (10 Bar)
Construction & Materials
Body Materials: Ductile Iron
Disc Materials: WCB with PTFE (F4) lining
Seat Materials: PTFE
Stem / Shaft Materials: Stainless Steel 410
Sleeve: Stainless Steel 304
Bush: Phenolic Resin
Key Features
• Two-piece split body design for easy maintenance
• PTFE (F4) lined disc for superior chemical resistance
• Excellent sealing performance with PTFE seat
• Suitable for corrosive media applications
• Durable ductile iron body with stainless steel components
• Wide operating temperature range from -20°C to 180°C
• Designed and tested to API 609 standards
Applications
Widely used in chemical processing, water treatment, industrial pipelines, and systems handling corrosive or aggressive media.




