IMS Permanent MagnetSMARTCHEMA light weight permanent magnetic yoke for Magnetic particle Inspection. It is used to detect surface and subsurface defects and cracks in ferromagnetic components and structures with it's DC magnetic field. Simple to use it is particularly useful in hazardous areas where powered equipment is not allowed, or where mains power is not available. Magnet height 45mm and overall length is 310 mm. All Crack Detectors are numbered and certified. Permanent Magnet tested to Standard AS 1171, ASME V or BS6072.