GB/T 23561.15-2010 English PDF

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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
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Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 23561.15-2010	139	Add to Cart	3 days	Methods for determining the physical and mechanical properties of coal and rock -- Part 15: Method for determining the swelling stress of rock	Valid

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GB/T 2007.6   GB/T 2007.7   GB/T 23561.12   GB/T 23561.8   GB/T 23561.11   

Basic data

Standard ID: GB/T 23561.15-2010 (GB/T23561.15-2010)
Description (Translated English): Methods for determining the physical and mechanical properties of coal and rock -- Part 15: Method for determining the swelling stress of rock
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: D04
Classification of International Standard: 73-010
Word Count Estimation: 6,626
Date of Issue: 2010-09-26
Date of Implementation: 2011-02-01
Quoted Standard: GB/T 23561.6-2009
Regulation (derived from): National Standard Approval Announcement 2010 No.6 (Total No.161)
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary: This standard specifies the terms and definitions of rock stress measurement expansion involved, instruments and equipment, specimens specifications, measurement procedures and data calculations. This section applies to the expansion of rock lateral restraint stress measurement. Which equilibrium pressure measured under the law applicable to the state rock lining expansion stress. Pressure recovery method for the determination of the mine floor heave expansion stresses.

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

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Methods for determining the physical and mechanical properties of coal and rock Part 15. Method for determining the swelling stress of rock ICS 73-010 D04 National Standards of People's Republic of China Physical and mechanical properties of coal and rock Determination Part 15. Determination of rock swelling stress Part 15. Methodfordeterminingtheswelingstressofrock Issued on. 2010-09-26 2011-02-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

GB/T 23561 "Determination of physical and mechanical properties of coal and rock" press release section is divided into 16 parts. --- Part 1. Sampling general provisions; --- Part 2. Determination of true density of coal and rock method; --- Part 3. coal and rock bulk density determination; --- Part 4. coal and rock porosity calculation method; --- Part 5. Determination of water absorption of coal and rock; --- Part 6. Methods for determination of moisture content of coal and rock; --- Part 7. Determination of uniaxial compressive strength and softening coefficient calculation method; --- Part 8. coal and rock deformation parameter determination method; --- Part 9. Coal and triaxial strength and deformation parameters determination method; --- Part 10. Determination of tensile strength of coal and rock; --- Part 11. coal and rock shear strength measurement method; --- Part 12. Coal consistent coefficient of determination; --- Part 13. coal and rock point load strength index measuring method; --- Part 14. Determination of swelling rock; --- Part 15. Determination of rock swelling stress; --- Part 16. Determination of rock resistant to disintegration index method. This part of GB /Part of 15 T 23561. This section of Appendix A normative appendix. This section is proposed and managed by the China Coal Industry Association. This section is drafted. Coal Mining Research Institute Research Branch Design and Research Institute of Coal Research Branch detection. The main drafters of this section. Qi Qingxin, Li Jiqing, Maode Bing, Fu Jingyu, Zhang Xueliang. Physical and mechanical properties of coal and rock Determination Part 15. Determination of rock swelling stress

1 Scope

This section GB/T 23561 specifies the terms and definitions expansion stress measuring rock involved, equipment, specimen size, measured Steps and calculated data. This section applies to the lateral confinement of the expansion rock stress measurement, in which the equilibrium pressure method is suitable for the expansion of surrounding rock stress state under lining Measurement, pressure recovery method for the determination of the mine floor heave expansion stresses.

2 Normative references

The following documents contain provisions which, through reference GB/T 23561 in this section constitute provisions of this section. For dated reference documents Member, all subsequent amendments (not including errata content) or revisions do not apply to this section, however, we are encouraged to reach agreement under this section All parties that proposed to use the latest versions of these documents. For undated reference documents, the latest versions apply to this section. GB/T 23561.6-2009 physical and mechanical properties of coal and rock measuring method - Part 6. Methods for determination of moisture content of coal and rock

3 Terms and Definitions

The following terms and definitions apply to this part of the GB/T 23561 of. 3.1 Rock expansion stress swelingstressofrock After the rock specimen water pressure to maintain a constant volume required per unit area.

4 Equipment

The main equipment are. a) expansion stress analyzer, shown in Figure 1; 1 --- beam; 2 --- column; 3 --- joints; 4 --- pressure sensor; 5 --- upper platen; 6 --- permeable metal plate; 7 --- dried permeable plate; 8 --- filter paper; . 9 --- specimen; 10 --- ferrules; . 11 --- adjustment member; 12 --- container.

1 expansion stress meter schematic

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Image     

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