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The VG2431UN is a robust flanged globe valve body designed to regulate flow in various applications. This valve features a 3-inch size and operates as a 2-way, normally closed mechanism, utilizing a push-down-to-open function.
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| Manufacturer | Johnson Controls |
|---|---|
| Product Type | Flanged globe valve body |
| Product Line | VG2000 Series |
| Part Number | VG2431UN |
| Valve Size | 3 inches |
| Body Type | 2-way, Normally Closed/Push-Down-to-Open |
| Trim Material | Brass trim |
| End Connections | Flat-Faced ANSI Class 125 flange |
| Stem Type | 1/2 in. threaded stem |
| Valve Body Rating | Meets ASME B16.1, Class 125 |
| Valve Fluid Operating Temperature | 2 to 138°C water; with 241 kPa (35 psig) saturated steam |
| Maximum Allowable Water Pressure | 175 psig (1,206 kPa) up to 66°C, decreasing to 125 psig (861 kPa) at 138°C |
| Rangeability | 7.7:1 |
| Leakage Rating | 0.1% of maximum flow |
| Materials | Cast iron body (with a black lacquer finish), 316 stainless steel stem, brass plug, and EPT ring-pack packing |
| Compliance | CRN: 0C22368.5 |
The VG2431UN from Johnson Controls is a high-quality flanged globe valve body, designed for optimal fluid control in various systems. The valve measures 3 inches in size and is classified as a 2-way, normally closed valve, featuring a push-down-to-open functionality. This construction allows for precise flow management, which is crucial in many applications. The end connections consist of a flat-faced ANSI Class 125 flange, ensuring compatibility and secure fittings in installation. The valve body complies with ASME B16.1, Class 125 standards, promoting its reliability under pressure. Constructed from cast iron, the valve features a durable black lacquer finish that enhances its longevity against environmental factors. Critical internal components include a stem made of 316 stainless steel, a brass plug, and EPT ring-pack packing, which contribute to its effective sealing capability. In terms of operation, the VG2431UN can accommodate fluid temperatures ranging from 2°C to 138°C, making it suitable for water and saturated steam applications up to 241 kPa (35 psig). It has a maximum allowable water pressure of 175 psig at 66°C, which decreases to 125 psig at the upper limit of its temperature rating. Furthermore, this valve exhibits a rangeability of 7.7:1 and a leakage rating of just 0.1% of the maximum flow, ensuring precision in flow regulation. With a CRN of 0C22368.5, it meets regulatory requirements for safe operation in various jurisdictions.