Product Overview The RD-1803 Portable Industrial X-Ray Flaw Detector is a compact, high-performance NDT radiography system engineered for the non-destructive testing of welds, castings, pipelines and pressure vessels. With an adjustable tube voltage of 100–180 kV and a 3 mA tube current, it delivers clear, high-contrast radiographic images for reliable defect detection both in the field and in the workshop. Built around a durable ceramic X-ray tube and forced oil-circulation