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See Chinese contents: NB/T 47013.11-2023 NB/T 47013.11-2023: Nondestructive testing of pressure equipments - Part 11: X-ray computed radiographic testing
This document specifies the digital radiographic testing technology and quality grading requirements for the fusion welding joints of pressure-bearing metallic pressure components of pressure-bearing equipment. The 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.
