Ключевые слова:
Steels, Fasteners, Corrosion-resistant steels, Stainless steels, Mechanical properties of materials, Mechanical testing, Set screws, Screws (bolts), Designations, Chemical composition, Torsion testing, Torque, Hardness, Hardness testing, Grading (quality), Austenitic steels, Working range, Temperature, Rockwell hardness measurement, Brinell hardness measurement, Vickers hardness measurement