GB/T 23561.12

Active

Methods for determining the physical and mechanical properties of coal and rock—Part 12:Method for the determination coal hardiness coefficients

煤和岩石物理力学性质测定方法 第 12 部分: 煤的坚固性系数测定方法

Standard Type
GBT
ICS
73.010
CCS
D 04
Status
现行
Issue Date
2024-08-23
Implementation
2025-03-01
Responsible Dept
中国煤炭工业协会
Drafting Unit
中国煤炭工业协会