GB 5751-1986
Replaced
GB/T 31356-2014
Active
National standards
GB/T 31356-2014 Quality evaluation and control guide for commercial coal
GB/T 31356-2014 Quality evaluation and control guide for commercial coal
Basic Information
Standard Code:
GB/T 31356-2014
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Solid fuel mine
ICS Name:
\nCoal
Publish Date:
2014-12-31
Implement Date:
2015-01-01
Pages:
11 pages
Scope
This standard specifies the terms and definitions related to commercial coal, quality evaluation indicators, quality control indicators and control values, testing methods, marking, quality inspection and circulation requirements, as well as the technical requirements for quality evaluation and control in trade contracts.
This standard applies to all aspects of commercial coal production, processing, storage and transportation, sales, import, and use.
This standard does not apply to pit-mouth self-use coal and low-heat-value coal used in power plants.
Development Information
Related Standards
GB 481-1993
abolished_transferred
GB 481-1993 Sampling method of coal sample for production
GB/T 15223-1994
Replaced
GB/T 15223-1994 Plastics—Liquid resins—Determination of density by the pyknometer method
GB/T 15224.1-1994
Replaced
GB/T 15224.1-1994 Classification for quality of coal—Classification for ash yield of coal
GB/T 15224.2-1994
Replaced
GB/T 15224.2-1994 Classification for quality of coal—Classification for sulphur content of coal
GB/T 15224.3-1994
Replaced