VGF21EP40
Details
Details
VGF21 2-Way Flanged Globe Valve, 4 in., Class 125, Cv 150, Equal Percentage, Pressure-Balanced
Ships as a valve body only; the actuator and any linkage are ordered separately.
Rated for water up to 60 percent glycol and saturated steam up to 100 psig; not for open loop systems such as condenser or potable water.
Key Features
- Cv 150
- 175 psi close-off
- ANSI Class IV leakage
Product Specifications
| Manufacturer | Honeywell |
|---|---|
| Model | VGF21EP40 |
| Product type | 2-way flanged globe valve body, pressure-balanced |
| Size | 4 in. (DN100) |
| Connection | Flanged, ANSI Class 125; face-to-face per ANSI/ISA S75.03, bolt holes per ANSI B16.1 |
| Pattern | 2-way |
| Cv | 150 (kvs 129) |
| Action | Stem down to close port A-AB |
| Flow characteristic | Equal percentage |
| Close-off | 175 psi max with any listed actuator (pressure-balanced) |
| Media | Water up to 60 percent glycol; saturated steam up to 100 psig; not for open loop systems |
| Pressure-temperature rating | 175 psig at 35 to 130 deg F; 165 psig up to 200 deg F; 150 psig up to 250 deg F; 140 psig up to 300 deg F; 125 psig up to 337 deg F; steam 100 psig at 337 deg F |
| Alternating hot/cold water | 108 deg F max temperature difference |
| Body | Cast iron, ASTM A126 Class B (GG25) |
| Plug | Stainless steel, skirt guided |
| Seat | Stainless steel |
| Stem | Stainless steel |
| Packing | Spring-loaded PTFE cone rings |
| Leakage | 0.01 percent of Cv (ANSI Class IV) |
| Rangeability | 50:1 |
| Stem stroke | 1-1/2 in. (38 mm) |
| Bonnet | 1-7/8 in., 7/16-20 UNF stem thread and button |
| Face-to-face | 13-7/8 in. (352 mm) |
| Fits | ML6421B or ML7421B actuator; Q5024B2240 linkage with direct coupled actuators; Modutrol IV motor with Q5001D1026 linkage |
| Accessories | R43176755005 packing kit; 43196000-038 high temperature kit; stem button 209116 |
| Honeywell form | 63-2618-03 Rev. 05-21; 63-1301-03 Rev. 04-21; 62-0213 |