Ключевые слова:
Bolts, Screws (bolts), Studs (fasteners), Nuts, Internal-thread fasteners, External-thread fasteners, Threaded fasteners, Fasteners, Copper, Copper alloys, Aluminium, Aluminium alloys, ISO metric threads, Designations, Tensile strength, Tensile stress, Elongation at fracture, Testing conditions, Breaking load