Jamesbury Wafer-sphere Butterfly Valve - 800 series
Consists of the 815 & 830
Jamesbury Wafer-Sphere high-performance butterfly valves feature an off-center disc, proprietary seat design, and Xtreme™ sealing technology. They deliver durable, bubble-tight sealing in a lightweight, cost-effective design—an efficient alternative to gate valves and other heavier rotary-style options.
These valves are engineered for reliability with robust construction, flexible lip seat technology, and low-emission stem sealing. Model D offers a trunnion driveshaft and high-flow capacity, with options including fire-tested, cryogenic, and high-cycle designs for demanding applications.
Available in: New England and New York
Key Features
- Model series: 800
- Size range: 2-1/2" - 60"
- Material: Carbon steel, stainless steel, Monel
- Temperature range: +260 °C / +500 °F
- Wafer, lug and double flanged (df for Model D only)
