GB 5751-1986
Replaced
GB/T 19494.2-2023
Active
National standards
GB/T 19494.2-2023 Mechanical sampling of coal—Part 2:Method for sample preparation
GB/T 19494.2-2023 Mechanical sampling of coal—Part 2:Method for sample preparation
Price:
$ 93
Basic Information
Standard Code:
GB/T 19494.2-2023
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Coal analysis methods
ICS Name:
\nCoal
Publish Date:
2023-11-27
Implement Date:
2024-03-01
Pages:
30 pages
Scope
This document specifies the precision of coal sample preparation, the composition of samples, sample splitting, crushing, mixing, and air drying, as well as the preparation of various coal samples, and the design requirements for storing and inspecting coal samples and sample preparation equipment. This document is applicable to lignite, bituminous coal, and anthracite.
Development Information
Same series standard
Replace the following standards
Referenced Standards
GB/T 211-1996 Determination of total moisture in coal
GB/T 211-2007 Determination of total moisture in coal
GB/T 211-2017 Determination of total moisture in coal
GB/T 19494.1-2004 Mechanical sampling of coal—Part 1:Method for sampling
GB/T 19494.1-2023 Mechanical sampling of coal—Part 1:Method for sampling
GB/T 19494.3-2004 Mechanical sampling of coal—Part 3:Determination of precision and bias test
GB/T 19494.3-2023 Mechanical sampling of coal—Part 3:Determination of precision and bias test
Adopt standards
ISO 13909-1:2016
ISO 13909-4:2016
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