General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 23909.1-2009
Replace By
NF C91-014-1:2017
Scope
The procedures specified in this part of GB/T 23909 can be applied to all radiography systems that provide an electronic signal display unit or an automatic image analysis system. The radioscopy system is analyzed by its response to an approved measurement sample. Measurements should be carried out in well-equipped laboratories. The imaging performance of the imaging system can be derived from the measurement results. This section does not include dynamic imaging performance.
GB/T 23909.1-2009 history
2009GB/T 23909.1-2009 Non-destructive testing.Radioscopic testing.Part 1:Quantitative measurement of imaging properties