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Professional Standard Category: Professional Standard - Railway Transport |
Category No.: | TB | Valid Status: | superseded |
Issued Organization: | Ministry of Railways | Issued Date: | 2004-01-30 |
Implemented Date: | 2004-3-1 | Abolished Date: | 2012-06-01 |
Superseded Standard.: | TB/T 2344-2012 Technical Specifications for the Procurement of 43 kg/m~75kg/m as Rolled Rails TB/T 2344.1-2020 Requirements for domain name service business continuity rnanagernent |
Superseded Date: | 2012-6-1 |
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