Ключевые слова:
Steels, Thread pitch, Surface-roughness measurement, Hardness, Acceptance (approval), Non-destructive testing, Packaging, Fasteners, Chemical analysis and testing, Destructive testing, Aircraft components, Testing conditions, Stainless steels, Dimensional tolerances, Threaded fasteners, Test equipment, Marking, MJ threads, Dimensions, Internal-thread fasteners, Test specimens, Thread inserts, Coated materials, Approval testing, Mechanical properties of materials, Torsion testing, Torque, Visual inspection (testing), Quality assurance