GB/T 2007.1-1987
Active
NB/T 51070-2017
Active
Industry standards-Energy
NB/T 51070-2017 Test methods for coal slurry filling materials in coal mines
NB/T 51070-2017 Test methods for coal slurry filling materials in coal mines
Basic Information
Standard Code:
NB/T 51070-2017
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Basic standards and general methods
ICS Name:
Mining and mineral products comprehensive
Publish Date:
2017-03-28
Implement Date:
2017-08-01
Scope
This standard specifies the test items, test instruments and equipment, test procedures, result calculation, determination, and test records for the testing of paste filling materials in coal mines. This standard applies to the testing of paste filling materials used for underground filling in coal mines, including sampling and sample preparation, specimen fabrication and curing, fluidity test, water seepage test, setting time test, compressive strength test, and test records.
Development Information
Related Standards
GB/T 2007.2-1987
Active
GB/T 2007.2-1987 General rules for the sampling and sample preparation of minerals in bulk Sample preparation by manual method
GB/T 2007.3-1987
Active
GB/T 2007.3-1987 General rules for the sampling and sample preparation of minerals in bulk—Experimental method for evaluation of quality variation
GB/T 2007.4-1987
Replaced
GB/T 2007.4-1987 General rules for the sampling and sample preparation of minerals in bulk—Experimental methods for checking the precision
GB/T 2007.5-1987
Replaced
GB/T 2007.5-1987 General rules for the sampling and sample preparation of minerals in bulk—Experimental method for checking the bias of sampling
GB/T 2007.6-1987
Active