GB/T 40385-2021
Non-destructive testing of steel tubes—Digital radiographic testing of the weld seam of welded steel tubes for the detection of imperfections (English Version)
- Standard No.
- GB/T 40385-2021
- Language
- Chinese, Available in English version
- Release Date
- 2021
- Published By
- 国家市场监督管理总局、中国国家标准化管理委员会
- Latest
- GB/T 40385-2021
- Scope
- This document specifies the requirements for X-ray digital inspection technology for straight or spiral weld imperfections of automatic fusion arc welded steel pipes, including computerized radiography (CR) or digital detector array (DDAS) ray inspection. This document also specifies acceptance levels and calibration procedures for digital radiographic inspection. This document also applies to the testing of circular hollow profiles. [] Note: This digital ray inspection method is used as an alternative method for film X-ray inspection, see ISO 10893 68.
GB/T 40385-2021 Referenced Document
- ISO 11484 Steel products — Employer's qualification system for non-destructive testing (NDT) personnel
- ISO 19232-1 Non-destructive testing - Image quality of radiographs - Part 1: Determination of the image quality value using wire-type image quality indicators
- ISO 19232-5 Non-destructive testing - Image quality of radiographs - Part 5: Determination of the image unsharpness and basic spatial resolution value using duplex wire-type image quality indicators
- ISO 5576 Non-destructive testing - Industrial X-ray and gamma-ray radiology - Vocabulary
- ISO 9712 Non-destructive testing — Qualification and certification of NDT personnel*， 2021-12-21 Update
GB/T 40385-2021 history
- 2021 GB/T 40385-2021 Non-destructive testing of steel tubes—Digital radiographic testing of the weld seam of welded steel tubes for the detection of imperfections
