TB/T 2921.4-2008
Steel pole for overhead contact system of electrified railway. Part 4: H section pole (English Version)
- Standard No.
- TB/T 2921.4-2008
- Language
- Chinese, Available in English version
- Release Date
- 2008
- Published By
- Professional Standard - Railway
- Status
- 2010-12
- Latest
- TB/T 2921.4-2008
- Scope
- This part specifies the product classification, technical requirements, inspection rules, test methods, markings, factory certificates, storage and transportation of electrified railway contact network H-shaped steel pillars. This section applies to electrified railway catenary H-shaped steel pillars (hereinafter referred to as H-shaped steel columns). Similar catenary H-shaped steel columns used in urban rail transit can be implemented with reference to this section.
TB/T 2921.4-2008 history
- 2008 TB/T 2921.4-2008 Steel pole for overhead contact system of electrified railway. Part 4: H section pole
