Neldisc™ high performance triple eccentric disc valves L12 series
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Jamesbury Wafer-Sphere high-performance butterfly valves combine unique off-center disc, proprietary seat design and Xtreme™ sealing technology. Tight, long-lasting sealing, and yet light and low-cost design makes it a good alternative to gate valves and other heavier rotary-type designs.
Jamesbury™ Wafer-Sphere™ high-performance butterfly valves combine unique off-center disc, proprietary seat design, and Xtreme™ sealing technology. Tight, long-lasting sealing, and yet light and low-cost design makes it a good alternative to gate valves and other heavier rotary-type designs.
Jamesbury™ Wafer-Sphere™ high-performance butterfly valves are available in wafer and single-flanged lugged designs for dead-end service for ANSI class 150, 300, and 600 pressure class applications. The Wafer-Sphere™ high-performance butterfly valve is available in a range of materials and seat combinations suitable for service in a wide variety of applications including NACE MR0103, and abrasive services. Valves specifically prepared for chlorine, oxygen, high vacuum, and high cycle applications are also available.
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Series
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800 series (Model D)
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800 series
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Size range
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3″ – 12″ (excluding 5″)
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2 ½” – 60”
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Design
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Wafer, lug and double flanged
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Wafer or lug
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Maximum temperature
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+260 °C / +500 °F
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+260 °C / +500 °F
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Pressure rating
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ASME Class 150 – 300/ PN 10 – 40
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ASME Class 150, 300 & 600
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Materials
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Carbon steel, Stainless steel, Monel
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Carbon steel, Stainless steel, Monel, Hastelloy C
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