
Water Level Gauge
1932
The Water Level Gauge displays the level of water within a boiler and is mounted on the Steam Drum Head.
The level can be seen in the centre glass on the gauge, which is also known as the gauge glass.
The gauge is made from a thin strip of mica, which is less than 1/32 of an inch thick. It is held in place with steel clamps.
The strip of mica holds steam and water at 425 pounds of pressure.
Manufacturer: Micasight
Type: Flat Clamp
Active pressure: 425 psi
Mica thickness: 0.035 in (0.5 mm)
Range: 10 inches
Temperature: 500º F