GB/T20490-2023 stipulates the automatic ultrasonic detection method for the delamination of seamless and welded steel pipes in the nondestructive testing of steel pipes. The standard specifies the applicable steel pipe types, describes the principle of automatic ultrasonic testing, and details the requirements of testing equipment, testing preparation, operation process and defect assessment. According to this standard, the delamination deficiency of steel pipes can be accurately detected, providing strong technical support for ensuring the mass of steel pipes and ensuring their safe use in petroleum, chemical and other fields, and assisting the mass control of steel pipe production and application industries.
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 | H26 | ICS | 77.040.20 |
| Release Date | 2023-08-06 00:00:00 | Implementation Date | 2024-03-01 00:00:00 |