SY/T 6423.3-1999
Petroleum and natural gas industries.Non-destructive testing (NDT)methods of steel tubers for pressure purposes.Ultrasonic testing of the weld seam submerged arc-welded steel tubes for the detection of longitudinal and/or transverse imperfections (English Version)
- Standard No.
- SY/T 6423.3-1999
- Language
- Chinese, Available in English version
- Release Date
- 1999
- Published By
- Professional Standard - Petroleum
- Status
- 2014-04
- Replace By
- SY/T 6423.2-2013
- SY/T 6423.3-2013
- Latest
- SY/T 6423.2-2013
- SY/T 6423.3-2013
- Scope
- 1.1 This standard specifies the ultrasonic detection requirements for defects mainly parallel and/or perpendicular to submerged arc welded (straight or spiral) steel pipe welds according to three different acceptance levels (see Tables 1 and 2). 1.2 This standard is applicable to the testing of steel pipes with a nominal outer diameter greater than or equal to 150mm.
SY/T 6423.3-1999 history
- 2013 SY/T 6423.2-2013 Petroleum and natural gas industries.Non-destructive testing (NDT) methods of steel tubes.Part 2: Automated ultrasonic testing of the weld seam of welded steel tubes for the detection of longitudinal and/or transverse imperfections
- 1999 SY/T 6423.3-1999 Petroleum and natural gas industries.Non-destructive testing (NDT)methods of steel tubers for pressure purposes.Ultrasonic testing of the weld seam submerged arc-welded steel tubes for the detection of longitudinal and/or transverse imperfections
SY/T 6423.3-1999 Petroleum and natural gas industries.Non-destructive testing (NDT)methods of steel tubers for pressure purposes.Ultrasonic testing of the weld seam submerged arc-welded steel tubes for the detection of longitudinal and/or transverse imperfections was changed to SY/T 6423.2-2013 Petroleum and natural gas industries.Non-destructive testing (NDT) methods of steel tubes.Part 2: Automated ultrasonic testing of the weld seam of welded steel tubes for the detection of longitudinal and/or transverse imperfections.
