MT/T 321-2004Helical drum for shearers (English PDF)
采煤机螺旋滚筒
MT/T 321 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| MT/T 321-2025 | Helical drum for shearers | Valid |
| MT/T 321-2004 | Helical drum for shearers | Obsolete |
MT/T 321-2004 is obsolete. It has been replaced by MT/T 321-2025. This page sells the obsolete edition, for projects and contracts that still cite it.
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Issued by
National Mine Safety Administration
Level / Type
National · Recommended
Issue date
December 14, 2004
Implementation date
June 1, 2005
Scope
MT/T 321-2004 is the English-translated version of 采煤机螺旋滚筒.
MT/T 321-2004 is the Chinese industry standard "Helical drum for shearers". It was issued on December 14, 2004 by the National Mine Safety Administration, and took effect on June 1, 2005. It is obsolete: it has been replaced by MT/T 321-2025.
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Document preview — MT/T 321-2004
National Standard of the People's Republic of China
Issued by: National Mine Safety Administration
Contents
- Document data
1 Document data
Sector: Coal (industry standard).
Issuing body: National Mine Safety Administration.
Date of issue: 2004-12-14.
Date of implementation: 2005-06-01.
Status: obsolete, replaced by MT/T 321-2025.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.
Referenced standards
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MT/T 321-2004
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