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Chinese National Standard Category: Fittings for overhead contact system |
English Title: | Portal structure for overhead contact system of electrified railway Part 1: Lattice steel portal structure |
Chinese Title: | 电气化铁路接触网硬横跨 第1部分 结构式硬横跨 |
Standard No.: | TB/T 2920.1-2008 |
Category No.: | S82 |
Issued by: | MOR |
Issued on: | 2008-1-25 |
Implemented on: | 2008-1-25 |
Status: | superseded |
Superseded by: | TB/T 2920-2023 |
Superseded on: | 2023-9-1 |
Abolished on: | |
Superseding: | TB/T 2920-1998 |
Word Count: | 5000 words |
Similar Standards: | TB/T 2892-2018 GB/T 25020.2-2016 GB/T 25020.4-2016 GB/T 25020.3-2016 GB/T 28429-2012 GB/T 28427-2012 TB/T 2073-2010 GB/T 25020.4-2010 TB/T 2074-2010 GB/T 25020.2-2010 GB/T 25020.3-2010 GB/T 25020.1-2010 TB/T 3199.2-2008 TB/T 2921.4-2008 TB/T 2920.1-2008 TB/T 2921.1-2008 TB/T 2920.2-2008 TB/T 2286.2-2008 TB/T 2286.1-2008 TB/T 2921.3-2008 |
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