EJ/T 457-1989
Specifications for Manual Arc Welding Electrodes for Safety Level 1 Pressure Vessels of 300,000 KW Pressurized Water Reactor Nuclear Power Plant (English Version)
- Standard No.
- EJ/T 457-1989
- Language
- Chinese, Available in English version
- Release Date
- 1989
- Published By
- Professional Standard - Nuclear Industry
- Status
- 2010-10
- Replace By
- NB/T 20009.2-2010
- Latest
- NB/T 20009.2-2021
EJ/T 457-1989 history
- 2021 NB/T 20009.2-2021 Welding consumables for pressurized water reactor nuclear power plants Part 2: Low alloy steel electrodes
- 2010 NB/T 20009.2-2010 Welding material for pressurized water reactor nuclear power plants-Part 2: Low alloy steel covered electrodes for Class 1,2,3 components
- 1989 EJ/T 457-1989 Specifications for Manual Arc Welding Electrodes for Safety Level 1 Pressure Vessels of 300,000 KW Pressurized Water Reactor Nuclear Power Plant
