Custom Actuation Solutions Since 1973

Norriseal

Norriseal

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Series 200 Butterfly Valve:
Unique, angle-disc butterfly valves available in both resilient-seated (Series R200) and metal-lined (Series M200) designs. Feature bi-directional, positive shutoff to 200 psig working pressure. Angle disc provides 360° uninterrupted differential sealing surface.

• Double-shaft seals and body bushings assure smooth, low-torque operation
• Independent flange seals
• Rigid-backed rubber seat easily field-replaced
• Non-wetted body available in lug or wafer designs
• Rigid drive, precision disc-to-shaft connection
• Available with a full range of pneumatic, electric and hydraulic actuation
• Resilient-seated design (R200) offered in a wide variety of elastomeric seals and metallic materials
• Metal-lined design (M200) provides positive shut-off with minimum sealing material
• Series M200 available in Hastelloy®, titanium and many other unique alloys
 

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Series 285 Butterfly Valve:
Exclusive, angle-disc butterfly valves provide bi-directional, positive shutoff to ANSI 150 standards (285 psig). Uses a rigid-drive, precision disc-to-shaft connection without load-bearing fasteners in the flowstream. Available in both resilient-seated and metal-lined configurations.

• Angle disc with 360° uninterrupted differential sealing surface
• Double-shaft seals and shaft bushings assure smooth, low-torque operation
• Non-wetted body available in lug or wafer designs
• Non-wetted body available in lug or wafer designs
• Offered with a variety of pneumatic, electric and hydraulic actuation
• Series M285 valves are available in several grades of bronze, SST and high alloys such as Monel®, Inconel® and titanium.

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