GB/T 23561.8-2009Physical and mechanical properties of coal and rock measuring methods - Part 8: Determination of coal and rock deformation parameters (English PDF)
煤和岩石物理力学性质测定方法 第8部分：煤和岩石变形参数测定方法
GB/T 23561.8 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 23561.8-2024 | Methods for determining the physical and mechanical properties of coal and rock - Part 8: Methods for determining the deformation parameters of coal and rock | Valid |
| GB/T 23561.8-2009 | Physical and mechanical properties of coal and rock measuring methods - Part 8: Determination of coal and rock deformation parameters | Obsolete |
GB/T 23561.8-2009 is obsolete. It has been replaced by GB/T 23561.8-2024. This page sells the obsolete edition, for projects and contracts that still cite it.
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Issued by
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China; Standardization Administration of China
Level / Type
National · Recommended
Issue date
April 8, 2009
Implementation date
December 1, 2009
Scope
GB/T 23561.8-2009 is the English-translated version of 煤和岩石物理力学性质测定方法 第8部分：煤和岩石变形参数测定方法.
GB/T 23561.8-2009 is the Chinese national standard "Physical and mechanical properties of coal and rock measuring methods - Part 8: Determination of coal and rock deformation parameters".
It was issued on April 8, 2009 by the General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China and the Standardization Administration of China, and took effect on December 1, 2009. It is obsolete: it has been replaced by GB/T 23561.8-2024.
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Document preview — GB/T 23561.8-2009
National Standard of the People's Republic of China
Issued by: General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China; Standardization Administration of China
Contents
- Document data
1 Document data
Sector: National standard (Recommended).
Issuing body: General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China; Standardization Administration of China.
Date of issue: 2009-04-08.
Date of implementation: 2009-12-01.
Status: obsolete, replaced by GB/T 23561.8-2024.
......
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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Related Standards
GB/T 23561.9-2009 — Methods for determining the physical and mechanical properties of coal and rock - Part 9: Methods for determining the triaxial strength and deformation parameters of coal and rock
GB/T 23561.7-2009 — Methods for determining the physical and mechanical properties of coal and rock - Part 7: Methods for determining the uniaxial compressive strength and counting softening coefficient
GB/T 23561.10-2010 — Methods for determining the physical and mechanical properties of coal and rock - Part 10: Methods for determining tensile strength of coal and rock
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GB/T 23561.8-2009
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