NB/T 20328.4-2015
Another code of non-destructive testing for mechanical components in nuclear island of nuclear power plants - 7.Part4: Penetrant testing (English Version)
- Standard No.
- NB/T 20328.4-2015
- Language
- Chinese, Available in English version
- Release Date
- 2015
- Published By
- Professional Standard - Energy
- Latest
- NB/T 20328.4-2015
- Scope
- This part of NB/T 20328 specifies the technical requirements and acceptance standards for penetration testing of mechanical equipment on the nuclear is and of nuclear power plants. This section is applicable to the detection of surface opening defects in non-porous materials or workpieces used for nuclear is and mechanical equipment in nuclear power plants. It can usually determine the shape, location and size of surface opening defects. Penetrant testing is suitable for detecting surface opening defects in plates, forgings, castings, pipes and welded joints.
NB/T 20328.4-2015 history
- 2015 NB/T 20328.4-2015 Another code of non-destructive testing for mechanical components in nuclear island of nuclear power plants - 7.Part4: Penetrant testing
