GB/T 40332-2021 "Non-destructive testing - Ultrasonic testing - Performance characteristics and test methods for ultrasonic thickness gauges" specifies the performance test methods and acceptance criteria for pulse-echo ultrasonic thickness gauges. It applies to digital direct-reading thickness gauges and those with A-scan displays, serving as the core basis for evaluating and verifying the measurement accuracy, stability, and consistency of such instruments.
This summary is not the original standard text and is for reference only. For accurate information, please obtain it through official channels.
| Status | Active | ||
|---|---|---|---|
| CCS | J04 | ICS | 19.100 |
| Release Date | 2021-05-21 00:00:00 | Implementation Date | 2021-12-01 00:00:00 |