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Ultraflo general purpose butterfly valves |
The Ultraflo 400/422 Series is ideal for general purpose, resilient-seated processing applications and is available in a wide variety of construction materials. Precision machining to very close tolerances and high quality U.S. made materials assembled to rigid quality control specifications all add up to a valve that is longer lasting, easier to operate, easier to maintain, and best of all - easier on your budget.
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Ultraflo 400 Housings: Cast Iron (epoxy coated), Aluminum Discs: 316 Stainless Steel, Nodular Iron, Aluminum Bronze, and a variety of custom coatings. Seat: EPDM, Nitrile, Buna, Viton. Nitrile and EPDM available in FDA approved white. 400 is dimensionally interchangeable with Keystone Fig. 100. |
| Ultraflo
422 Housings: Nodular Iron (epoxy coated). Discs: 316 Stainless Steel, Nodular Iron, Aluminum Bronze, and a variety of custom coatings. Seat: EPDM, Nitrile, Buna, Viton. Nitrile and EPDM available in FDA approved white. 422 is dimensionally interchangeable with Keystone Fig. 122. |
The Ultraflo series of butterfly valves is designed to meet the highest quality standards where less than a perfect fit is unacceptable. The design features of our products are the result of years of actual operating characteristics of our products as well as our competitors.
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Stainless Stem 17-4 PH stainless stem is high strength for positive disc control and allows for full range product service. |
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Top Plate CNC machining and standardized drilling allow total actuator or manual handle interchangeability. |
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Stem Bushing Heavy duty corrosion-resistant top and bottom ertalyte stem bushings absorb operator side thrust. Precision alignment of top and bottom bushings insure reliable, trouble-free valve operation and lower operating torque. |
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Stem Packing Buna-N self-adjusting secondary stem seal insures positive seal for pressure or vacuum service. |
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Disc CNC machined for positive seal. Contoured edges and rounded hub edge are hand-polished for lower operating torque and increased seat life. Disc is constructed for maximum product flow. |
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Seat Retention Dove-tail seat retention method seals housing to seat and simplifies seat replacement. |
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Flange Seal Sealing section of resilient seat provides positive seal to all popular flanges. |
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Product Seal Formed by disc hub in contact with flat surface of special resilient seat and from interference fit between stem and seat hole. |
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Lower Stem Bushing Unique ertalyte lower stem bushing eliminates galling and frozen stems. |
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Resilient Seat Easily replaceable seat protects housing and stem from product contact. Seat is available in several compounds to meet practically any application. |
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Seat Double O-Ring for positive stem seal. |
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Housing Notched body for mounting between light-weight flanges. Wafer and lugged designed for 125/150 ANSI. All iron bodied valves powder epoxy coated. |
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Baked Epoxy Coating |
