The magnetic field indicator serves to show the presence and approximate direction of the magnetic field during magnetic particle inspection. Eight triangularly shaped segments of low carbon steel brazed together and copper plated form an octagon.
The Magnetic field indicator complies with:
1. ASTM E-709, ASTM E-1444
2. ASME B and PV Code Section V, Edition 2010, Addenda 2011a
Length: 122 mm
Width: 131 mm
Diameter: 125 mm