Descriptors | Locks, Crime prevention devices, Anti-burglar measures, Security systems in buildings, Product design, Doors, Sliding doors, Bolts (security), Keys, Surface treatment, Test specimens, Corrosion tests, Corrosion resistance, Strength of materials, Components, Marking, Torque, Cut-through tests, Performance testing, Test equipment, Mechanical testing, Ironmongery (buildings), Striking plates |