GB/T 25217.3-2019 Active National standards

GB/T 25217.3-2019 Methods for test,monitoring and prevention of rock burst—Part 3:Classification and laboratory test method on bursting liability of coal-rock combinations sample

Publish Date: 2019-10-18 Implement Date: 2020-05-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 25217.3-2019

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Solid fuel mine

ICS Name: Mining and mineral products comprehensive

Publish Date: 2019-10-18

Implement Date: 2020-05-01

Pages: 11 pages

Scope

This part of GB/T 25217 specifies the terminology and definitions related to the impact tendency classification and index determination of coal-rock composite specimens, the impact tendency classification and index determination of coal-rock composite specimens, instrumentation and equipment, specification requirements for composite specimens, and the determination of the impact tendency of composite specimens.
This part is applicable to the impact tendency determination of coal-rock composite specimens.

Development Information

Word Count: 20 Thousand words Pages: 11 pages

Same series standard

Referenced Standards

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 23561.7-2009 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 25217.2-2010 Methods for test, monitoring and prevention of rock burst—Part 2:Classification and laboratory test method on bursting liability of coal

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