Ключевые слова:
Steels, Fasteners, Corrosion-resistant steels, Stainless steels, Mechanical properties of materials, Mechanical testing, Nuts, Threaded fasteners, Chemical composition, Grades (quality), Temperature, Classification systems, Marking, Designations, Tensile strength, Tensile stress, Hardness, Threads, Austenitic steels, Ferritic steels, Martensitic steels, Intergranular corrosion