OVERVIEW
Pie Gauge which is a product of MR Chemie is used to show the presence and approximate direction of the magnetic field. It consists of 8 triangular corners made of low carbon steel, brazed together, and left with copper. It is applied with magnetic particle liquids and magnetic yoke on the copper side up. It gives information about the approximate error trends that can be found when applying a magnetic yoke.
It accordance with ASTM E709, ASTM E1444, and ASME BPVC.V requirements.
