The Shouldered Butterfly Valve PN20 is designed for reliable isolation and flow control in high-pressure pipeline systems. Manufactured with a robust ductile iron body and an EPDM-coated disc, this valve delivers excellent sealing performance, corrosion resistance, and long service life in demanding applications.

Rated for pressures up to 2MPa (20 bar), the valve features a rubber-lined disc that enhances sealing efficiency while reducing wear. The epoxy powder-coated body provides added protection against corrosion, making it suitable for harsh operating environments.

A spline shaft with a blowout-proof spindle ensures safe and secure operation, while PTFE bushes and NBR O-rings contribute to smooth performance and effective sealing. The shoulder design conforms to SANS 815-1 standards, ensuring compatibility and ease of installation.

Available with lever or gearbox operation, this valve offers flexibility for various system requirements.

Key Features:

• Pressure rating: PN20 (2MPa / 20 bar)
• Ductile iron body with epoxy powder coating
• SG iron disc with EPDM coating for tight sealing
• Rubber-lined disc for improved durability
• Spline shaft with blowout-proof spindle design
• PTFE bush for reduced friction and smooth operation
• NBR O-ring seals for leak prevention
• Shoulder design conforms to SANS 815-1
• Lever or gearbox operated
• Size range: DN50 – DN200

Applications:
Ideal for water distribution systems, industrial pipelines, and general utility services requiring reliable high-pressure flow control.

This shouldered butterfly valve provides dependable performance, efficient sealing, and long-term durability in compact pipeline installations.

https://majorvalves.co.za/mve-shouldered-valve-pn20/

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Uni-Flo U-Section Butterfly Valves 

Uni-Flo U-Section Butterfly Valves are engineered in accordance with BS 5155 standards, ensuring reliable performance and durability in demanding industrial applications. These valves are 16 bar rated and feature a narrow face-to-face design, allowing for efficient wafer-type installation while delivering the strength and sealing advantages of a double flanged butterfly valve.

The replaceable EPDM liner provides excellent resistance and versatility, making these valves suitable for a wide range of media, including fresh water, sewage, seawater, air, oils, and certain acids.

Key Features:

• Designed to BS 5155 standards
• 16 bar pressure rating
• Compact wafer-style installation
• Double flanged performance benefits
• Replaceable EPDM liner for extended service life

Ideal for water treatment, industrial processing, and general flow control applications, Uni-Flo U-Section Butterfly Valves offer a cost-effective and reliable solution for long-term operation.

More Info. (.pdf)

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