Product Summary

This API 598 stainless steel knife gate valve is designed for reliable flow control in wastewater treatment, pulp and paper, mining, and chemical slurry applications. With a knife-type parallel disc structure and available in 304 (CF8) and 316 (CF8M) stainless steel, it offers excellent corrosion resistance and tight shut-off. The valve meets API 598 design standards and is available in sizes DN50-DN600 with pressure ratings PN10, PN16, and PN25.

Key Selling Points

• Corrosion-Resistant Body: Manufactured from 304 or 316 stainless steel (CF8/CF8M) to withstand aggressive media and harsh environments.
• Reliable Sealing: Options of PTFE or EPDM seals provide excellent leak tightness suitable for water, slurry, and chemical service.
• Universal Compatibility: Designed to API 598 standard, ensuring interchangeability and compliance with international projects.
• Versatile Pressure Ratings: Available in PN10, PN16, and PN25 to match varying system pressure requirements.
• Space-Saving Knife Gate Design: The knife-type gate offers efficient shut-off in compact installations, ideal for slurry and viscous fluids.

Technical Specifications

Models and Options

• API 598 Knife Gate Valve - CF8 Body, PTFE Seat
• API 598 Knife Gate Valve - CF8M Body, EPDM Seat
• Manual, Electric, or Pneumatic Actuation options available on request

Materials and Structure

The valve body is available in 304 stainless steel (CF8) or 316 stainless steel (CF8M), offering superior corrosion resistance. The knife-type parallel disc design ensures a clean cut through solid-laden media. Sealing options of PTFE or EPDM cater to different temperature and chemical compatibility needs.

Applications

• Wastewater Treatment Plants
• Pulp and Paper Industry
• Mining and Mineral Processing
• Chemical Slurry Handling

Customization

Customization options include different actuator types (manual, electric, pneumatic), special sealing materials, and flange drilling standards. Contact us to discuss your specific requirements.

FAQ

Inquiry Information

For more information or to request a quotation, please contact us at +86 17319732766 or email contact@weizidom.com. We are located at No.999, Zhengxin Expressway, Zhengzhou City, Henan Province, China.

Images

Image: API 598 stainless steel knife gate valve in DN200 with CF8 body (image id: 25). Alt: API 598 knife gate valve stainless steel CF8 body DN200. Additional images available on request.