GB 181-1963
50kg/m steel rails (English Version)
- Standard No.
- GB 181-1963
- Language
- Chinese, Available in English version
- Release Date
- 1963
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Status
- 2008-02
- Replace By
- GB 2585-1981
- GB 2585-2007
- Latest
- GB 2585-2007
- Scope
- 50 kg per meter rail type size
GB 181-1963 history
- 2007 GB 2585-2007 Hot-rolled steel rails for railway
- 1981 GB 2585-1981 Technical requirements for 38kg/m to 50kg/m steel rails for railway
- 1963 GB 181-1963 50kg/m steel rails
GB 181-1963 50kg/m steel rails was changed to GB 2585-2007 Hot-rolled steel rails for railway.
