Miyawaki
Miyawaki F1B/F1 Anti Freeze Valves
Manufacture: MIYAWAKI Inc.
Model: F1B/F1
Features
Built-in screen (100 mesh)
Works by detecting pressure
Easy installation
Typical applications
Suitable for use to the plug of steam traps and pressure reducing valves for steam.
Dimensions/Weight
F1B
| Size | Dimensions (mm) | Dimensions (in) | Weight | |||
| L | W | L | W | (kg) | (lb) | |
| 1/4” | 113 | 27 | 4.5 | 1.1 | 0,19 | 0.4 |
| 3/8” | 119 | 4.7 | 0,23 | 0.5 | ||
F1
| Size | Dimensions (mm) | Dimensions (in) | Weight | |||
| L | W | L | W | (kg) | (lb) | |
| 1/4” | 52 | 27 | 2.1 | 1.1 | 0,13 | 0.3 |
| 3/8” | ||||||
Specifications
| Model | Connection | Max. operating pressure | Max. operating pressure differential | Operating pressure (MPa) | Operating pressure (psig) | Max. operating temperature | Body material | ||||||
| Type | Size | (MPa) | (psig) | (MPa) | (psig) | Valve open | Valve closed | Valve open | Valve closed | (℃) | (℉) | ||
| F1B | Inlet-side: Male screw (R) Outlet-side: Female screw (Rc) | 1/4” | 0,98 | 142.1 | 0,98 | 142.1 | 0,01 – 0,04 | 0,02 – 0,05 | 1.45 – 5.8 | 2.9 – 7.25 | 183 | 361.4 | Brass C3771 |
| 3/8” | |||||||||||||
| F1 | 1/4” | 1,6 | 232 | 1,6 | 232 | 0,01 – 0,04 | 0,02 – 0,05 | 1.45 – 5.8 | 2.9 – 7.25 | 220 | 428 | Brass C3771 | |
| 3/8” | |||||||||||||
Flow Rate
Installation Examples
