DB31/ 720-2020
Copper and copper alloy rods and wire rods energy consumption quota per unit product (English Version)
- Standard No.
- DB31/ 720-2020
- Language
- Chinese, Available in English version
- Release Date
- 2020
- Published By
- Shanghai Provincial Standard of the People's Republic of China
- Latest
- DB31/ 720-2020
- Replace
- DB 31/ 720-2013
DB31/ 720-2020 history
- 2020 DB31/ 720-2020 Copper and copper alloy rods and wire rods energy consumption quota per unit product
- 2013 DB31/ 720-2013 Copper and copper alloy rods and wire rods energy consumption quota per unit product
