GB/T 23561.8-2009
Methods for determining the physical and mechnical properties of coal and rock.Part 8:Methods for determining the deformation parameters of coal and rock (English Version)
- Standard No.
- GB/T 23561.8-2009
- Language
- Chinese, Available in English version
- Release Date
- 2009
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Status
- 2024-07
- Replace By
- GB/T 23561.8-2024
- Latest
- GB/T 23561.8-2024
- Scope
- This part of GB/T 23561 specifies the terms and definitions involved in the determination of coal and rock deformation parameters, main instruments and equipment, specimen specifications, pre-test preparations, test procedures and data calculation. This part is applicable to the secant modulus E50, elastic modulus Et, and Poisson’s ratio of coal and rock that can be processed into standard test pieces under uniaxial compression conditions under laboratory conditions. Determination of deformation parameters such as μ.
GB/T 23561.8-2009 Referenced Document
- 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
- SL 264-2001 Specifications for rock tests in water conservancy and hydroelectric engineering
GB/T 23561.8-2009 history
- 2024 GB/T 23561.8-2024 Methods for determination of physical and mechanical properties of coal and rock Part 8: Methods for determination of deformation parameters of coal and rock
- 2009 GB/T 23561.8-2009 Methods for determining the physical and mechnical properties of coal and rock.Part 8:Methods for determining the deformation parameters of coal and rock
GB/T 23561.8-2009 -All Parts
GB/T 23561.1-2009 Methods for determining the physical and mechanical properties of coal and rock.Part 1:General requirements for sampling
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
GB/T 23561.11-2010 Methods for determining the physical and mechanical properties of coal and rock.Part 11:Methods for determining shear strength of coal and rock
GB/T 23561.12-2010 Methods for determining the physical and mechanical properties of coal and rock.Part 12:Methods for determining coal hardiness coefficient
GB/T 23561.13-2010 Methods for determining the physical and mechanical properties of coal and rock.Part 13:Methods for determining point load strength index of coal and rock
GB/T 23561.14-2010 Methods for determining the physical and mechanical properties of coal and rock.Part 14:Methods for determining the swelling ratio of rock
GB/T 23561.15-2010 Methods for determining the physical and mechanical properties of coal and rock.Part 15:Method for determining the swelling stress of rock
GB/T 23561.16-2010 Methods for determining the physical and mechanical properties of coal and rock.Part 16:Method for determining slake durability index of rock
GB/T 23561.2-2009 Methods for determining the physical and mechanical properties of coal and rock.Part 2:Methods for determining the true density of coal and rock
GB/T 23561.3-2009 Methods for determining the physical and mechanical properties of coal and rock.Part 3:Methods for determining the block density of coal and rock
GB/T 23561.4-2009 Methods for determining the physical and mechanical properties of coal and rock.Part 4:Methods for calculating the porosity of coal and rock
GB/T 23561.5-2009 Methods for determining the physical and mechanical properties of coal and rock.Part 5:Methods for determining the water absorbability of coal and rock
GB/T 23561.6-2009 Methods for determining the physical and mechanical properties of coal and rock.Part 6:Methods for determining the moisture content 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 23561.8-2024 Methods for determination of physical and mechanical properties of coal and rock Part 8: Methods for determination of deformation parameters of coal and rock
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