GJB 1220A-2020
Specification for alloy structural steel rods for artillery parts (English Version)
- Standard No.
- GJB 1220A-2020
- Language
- Chinese, Available in English version
- Release Date
- 2020
- Published By
- Military Standard of the People's Republic of China-General Armament Department
- Latest
- GJB 1220A-2020
GJB 1220A-2020 history
- 2020 GJB 1220A-2020 Specification for alloy structural steel rods for artillery parts
- 2008 GJB 1220A-2008 Specification for alloy structure steel bar for artillery parts
- 1991 GJB 1220-1991 Specification for alloy structural steel for artillery parts