GB/T 23561.9-2009 English PDFUS$369.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 23561.9-2009: Physical and mechanical properties of coal and rock measuring methods -- Part 9: coal and rock triaxial strength and deformation parameter measurement method Status: Valid
Basic dataStandard ID: GB/T 23561.9-2009 (GB/T23561.9-2009)Description (Translated English): Physical and mechanical properties of coal and rock measuring methods -- Part 9: coal and rock triaxial strength and deformation parameter measurement method Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: D04 Classification of International Standard: 73.010 Word Count Estimation: 16,148 Date of Issue: 2009-04-08 Date of Implementation: 2009-12-01 Regulation (derived from): National Standard Approval Announcement 2009 No.5 (Total No.145) 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 coal and rock triaxial compression strength and deformation parameters measured involved, major equipment, specimens specifications, experimental procedures and data calculations. This section applies under laboratory conditions, can be processed into a three- under axisymmetric stress (��1> ��2 = ��3) conditions, the specimen was measured standard coal and rock specimens of coal and rock strength and deformation parameters. GB/T 23561.9-2009: Physical and mechanical properties of coal and rock measuring methods -- Part 9: coal and rock triaxial strength and deformation parameter measurement method---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. Physical and mechanical properties of coal and rock measuring methods - Part 9. coal and rock triaxial strength and deformation parameter measurement method ICS 73.010 D04 National Standards of People's Republic of China Physical and mechanical properties of coal and rock Determination Part 9. Coal and triaxial strength and Determination of deformation parameters Posted 2009-04-08 2009-12-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released ForewordGB/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 test methods; --- Part 12. Coal consistent coefficient of determination; --- Part 13. Determination of the strength of coal and rock point load; --- 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 9 T 23561 of. This section of the Appendix A, Appendix B, Appendix C is 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. Physical and mechanical properties of coal and rock Determination Part 9. Coal and triaxial strength and Determination of deformation parameters1 ScopeThis section GB/T 23561 specifies the terms and definitions of coal and triaxial compressive strength and deformation parameters involved in the determination of the main Equipment, specimen size, test procedures and data calculation. This section applies under laboratory conditions, it can be processed into standard test pieces of coal and rock in the axis of symmetry three-dimensional stress (σ1 > σ2 = σ3) Article Under parts, measuring coal and rock specimen strength and deformation parameters.2 Normative referencesThe 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, encouraged to reach under this section Parties to research agreement to use the latest versions of these documents. For undated reference documents, the latest versions apply to this section. GB/T 23561.7-2009 physical and mechanical properties of coal and rock measuring methods - Part 7. Determination of uniaxial compressive strength and softening system Calculation method GB/T 23561.8-2009 physical and mechanical properties of coal and rock measuring method - Part 8. Determination of coal and rock deformation parameters3 Terms and DefinitionsThe following terms and definitions apply to this part of the GB/T 23561 of. 3.1 Process until the axial compressive stress is applied to the destruction of the specimen constant confining pressure (ie, σ2 = σ3) below. 3.2 Coal or rock specimens under constant confining pressure, reaching damage can withstand the maximum compressive stress.4 Main equipment4.1 Specimen Processing Machinery Diamond machine, sawing machine, grindstone or grinding machines. 4.2 inspection tool Test tools test samples were as follows. a) vernier caliper, minimum scale value 0.02mm; b) Universal angle gauge, dial indicator holder and dial indicator; c) the level of detection units. 4.3 Device 4.3.1 Testing Machine Material testing machine accuracy should not be less than one. Load range should satisfy the formula (1). ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 23561.9-2009_English be delivered?Answer: Upon your order, we will start to translate GB/T 23561.9-2009_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.Question 2: Can I share the purchased PDF of GB/T 23561.9-2009_English with my colleagues?Answer: Yes. The purchased PDF of GB/T 23561.9-2009_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.Question 3: Does the price include tax/VAT?Answer: Yes. 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