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See Chinese contents: NB/T 47013.14-2023 NB/T 47013.14-2023: Nondestructive testing of pressure equipments - Part 14: X-ray computed radiographic testing
This Document specifies the radiographic computer-aided imaging inspection technology and quality grading requirements for fusion welding joints of metal material pressure components of pressure-bearing equipment. Metal materials used to make welding joints include steel, copper and copper alloys, aluminum and aluminum alloys, titanium and titanium alloys, nickel and nickel alloys. This Document is applicable to the radiographic computer-aided imaging inspection of butt welds of plates and tubes during the manufacture, installation and in-service inspection of pressure components of pressure-bearing equipment.
