TB/T 2026-2004HF-25 series protection boxes (English PDF)
HF-25系列防护盒
TB/T 2026 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| TB/T 2026-2018 | HF-25 series protection boxes | Valid |
| TB/T 2026-2004 | HF-25 series protection boxes | Obsolete |
TB/T 2026-2004 is obsolete. It has been replaced by TB/T 2026-2018. This page sells the obsolete edition, for projects and contracts that still cite it.
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Issued by
Ministry of Railways
Level / Type
National · Recommended
Issue date
January 30, 2004
Implementation date
August 1, 2004
Scope
TB/T 2026-2004 is the English-translated version of HF-25系列防护盒.
TB/T 2026-2004 is the Chinese industry standard "HF-25 series protection boxes". It was issued on January 30, 2004 by the Ministry of Railways, and took effect on August 1, 2004. It is obsolete: it has been replaced by TB/T 2026-2018.
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Document preview — TB/T 2026-2004
National Standard of the People's Republic of China
Issued by: Ministry of Railways
Contents
- Document data
1 Document data
Sector: Railway (industry standard).
Issuing body: Ministry of Railways.
Date of issue: 2004-01-30.
Date of implementation: 2004-08-01.
Status: obsolete, replaced by TB/T 2026-2018.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.
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TB/T 2026-2004
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