NB/T 47018.1-2017
Technical conditions for ordering welding materials for pressure equipment Part 1: General rules for procurement (English Version)
- Standard No.
- NB/T 47018.1-2017
- Language
- Chinese, Available in English version
- Release Date
- 2017
- Published By
- 国家能源局
- Latest
- NB/T 47018.1-2017
- Replace
- NB/T 47018.1-2011
NB/T 47018.1-2017 history
- 2017 NB/T 47018.1-2017 Technical conditions for ordering welding materials for pressure equipment Part 1: General rules for procurement
- 2011 NB/T 47018.1-2011 Technical permission of welding materials for pressure equipment.Section 1:General rule
- 2002 JB/T 4747-2002 Technical permission of steel welding rod purchasing for pressure vessels
