SY/T 6423.1-1999
Petroleum and natural gas industries.Non-destructive testing (NDT)methods of steel tubers for pressure purposes.Radiographic testing of the weld seam of submerged arc-welded steel tubes for the detection of imperfections (English Version)
- Standard No.
- SY/T 6423.1-1999
- Language
- Chinese, Available in English version
- Release Date
- 1999
- Published By
- Professional Standard - Petroleum
- Status
- 2014-04
- Replace By
- SY/T 6423.1-2013
- Latest
- SY/T 6423.1-2013
- Scope
- This standard specifies the requirements for using X-ray inspection technology to detect weld defects in straight seam or spiral seam submerged arc welded steel pipes. This standard defines a set of acceptance criteria and two image quality levels, R1 and R2.
SY/T 6423.1-1999 history
- 2013 SY/T 6423.1-2013 Petroleum and natural gas industries.Non-destructive testing (NDT) methods of steel tubes.Part 1: Radiographic testing of weld seam of welded steel tubes for detection of imperfections
- 1999 SY/T 6423.1-1999 Petroleum and natural gas industries.Non-destructive testing (NDT)methods of steel tubers for pressure purposes.Radiographic testing of the weld seam of submerged arc-welded steel tubes for the detection of imperfections
