Descriptors | Wrought alloys, Burst tests, Proof stress, Repair, Inspection, Certificates of conformity, Ultrasonic testing, Welding, Valves, Non-destructive testing, Marking, Electrical components, Design, Aluminium alloys, Switches, Designations, High-voltage equipment, Castings, Bursting discs, Structures, Pressure testing, Electrical equipment, Radiographic testing, Switchgear, Electric enclosures |