21/30421161 DC

Magnetic-particle flaw detection, Calibration, Sampling methods, Packaging, Railway vehicles, Records (documents), Rolling bearings, Railway vehicle components, Polymers, Bearings, Grades (quality), Heat treatment, Marking, Test equipment, Strength of materials, Acceptance (approval), Axle boxes, Approval testing, Hardness, Consumer-supplier relations, Inclusions, Cages (bearing components), Corrosion protection, Railway equipment, Eddy-current tests, Ultrasonic testing, Ordering, Delivery, Bend testing, Steels, Inspection, Surface defects