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VG2431VN
The Johnson Controls VG2431VN is a globe valve body classified as normally closed. Designed for a range of operating conditions, this valve features flat-faced flanged ANSI Class 125 connections and a durable cast iron body with a lacquer finish.
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Technical specifications for VG2431VN
| Manufacturer | Johnson Controls |
|---|---|
| Product Type | Normally closed 2-way globe valve body |
| Product Line | VG2000 Series |
| Part Number | VG2431VN |
| End Connections | Flat-faced flanged ANSI Class 125 connections |
| Body Material | Cast iron with a lacquer finish |
| Valve Body Rating | ASME B16.1, Class 125 |
| Trim and Flow | Brass Trim, Modified Linear Flow |
| Stem Type | 1/2-inch threaded stem ("N" stem) |
| Stem Material | 316 stainless steel |
| Plug Material | Brass |
| Packing Material | EPT ring packs |
| Valve Size | 4 inches |
| Operating Temperature Range for Valve Fluid | 2°C to 138°C |
| Maximum Allowable Pressure (Water) | 175 psig at 66°C, 125 psig at 138°C |
| Maximum Allowable Pressure (Steam) | 35 psig at 138°C |
| Leakage | 0.1% of the maximum flow |
| Housing Color | Black |
Part of the VG2000 Series by Johnson Controls, the VG2431VN is a dependable normally closed 2-way globe valve body that integrates smoothly into a range of applications. With a 4-inch size, it is ideal for controlling fluid flow in piping systems. The valve is designed with flat-faced flanged ANSI Class 125 connections for easy installation. Constructed from cast iron, it is finished with a lacquer coating, providing enhanced durability.
The valve’s trim is composed of brass, which supports a modified linear flow pattern, ensuring consistent performance throughout its operational life. Its stem is rated as a 1/2-inch threaded type, identified as an “N” stem, made of 316 stainless steel for robust resistance to wear and corrosion. The plug material is also brass, while EPT ring packs are used for effective packing material, enhancing sealing capabilities.
In terms of performance, this valve operates within a temperature range of 2°C to 138°C. The maximum allowable pressures are 175 psig at 66°C and 125 psig at 138°C for water, along with a steam rating of 35 psig at 138°C. Leakage is maintained at a minimal rate of only 0.1% of maximum flow, ensuring reliable operation. The valve’s exterior is finished in black, providing a sleek appearance suitable for a variety of settings.
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