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GB/T 18666-2014: Method for quality sport check and acceptance of commercial coal
Status: Valid GB/T 18666: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 18666-2014 | English | 299 |
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Method for quality sport check and acceptance of commercial coal
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GB/T 18666-2014
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| GB/T 18666-2002 | English | 399 |
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Method for quality sport check and acceptance of commercial coal
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GB/T 18666-2002
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PDF similar to GB/T 18666-2014
Basic data | Standard ID | GB/T 18666-2014 (GB/T18666-2014) | | Description (Translated English) | Method for quality sport check and acceptance of commercial coal | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | D21 | | Classification of International Standard | 73.040 | | Word Count Estimation | 13,178 | | Date of Issue | 6/9/2014 | | Date of Implementation | 10/1/2014 | | Older Standard (superseded by this standard) | GB/T 18666-2002 | | Quoted Standard | GB/T 211; GB/T 212; GB/T 213; GB/T 214; GB 474; GB 475-2008; GB/T 19494.1; GB/T 19494.2; GB/T 19494.3; GB/T 25214 | | Regulation (derived from) | National Standards Bulletin No. 11 of 2014 | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This Standard specifies the terms are defined commercial coal quality checks and inspection methods, methods summary, test items, coal samples taken, the preparation and testing, coal quality assessment and reporting. This Standard applies to commercial c | GB/T 18666-2014: Method for quality sport check and acceptance of commercial coal---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Method for quality sport check and acceptance of commercial coal
ICS 73.040
D21
National Standards of People's Republic of China
Replacing GB/T 18666-2002
Commercial coal quality sampling and inspection methods
Issued on. 2014-06-09
2014-10-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Table of Contents
Introduction Ⅲ
1 Scope 1
2 Normative references 1
3 Terms and definitions
4 commercial coal quality sampling method
4.1 Method summary 2
4.2 Test Item 2
4.3 coal samples taken were prepared and testing 2
4.4 Evaluation coal quality 3
Report 5 4.5 checks
5 commercial coal quality inspection method 6
5.1 Method summary 6
5.2 Test item 6
5.3 coal sample taken, testing and preparation 6
5.4 Evaluation coal quality 7
5.5 Acceptance Report 8
Appendix A (informative) Sampling record field 9
Foreword
This standard was drafted according to GB/T 1.1-2009 given rules.
This standard replaces GB/T 18666-2002 "commodity coal quality sampling and inspection methods." This standard and GB/T 18666-2002 phase
Than the main changes are as follows.
--- Normative references added GB/T 19494.1, GB/T 19494.2, GB/T 19494.3 and GB/T 25214 (see
chapter 2);
--- Sampling methods to increase policy Mobile coal flow sampling (see 4.3.2.4 and 5.3.2.4);
--- Coal quality assessment, increasing the test at least one of the parties does not allow the use of poor basic sampling scheme (see 4.4.2 and
5.4.2).
The standard proposed by China Coal Industry Association.
This standard by the National Coal Standardization Technical Committee (SAC/TC42).
This standard is mainly drafted by. CCRI Detection Research Branch, Xi'an Thermal Power Research Institute Co., Ltd.
Units involved in the drafting of this standard. Hubei Electric Power Company Electric Power Research Institute, National Shenhua Group Limited, Huadian Electric Power Research Institute
Study hospital.
The main drafters of this standard. Han Liting, Du Xiaoguang, Li Yinghua, Zhang Taiping, Duan Yunlong, Wang no, FIG Li, Li Xiaojiang.
This standard replaces the standards previously issued as follows.
--- GB/T 18666-2002.
Commercial coal quality sampling and inspection methods
1 Scope
This standard specifies the definitions of the terms of commercial coal quality sampling and inspection methods, summary methods, test items, coal samples taken and chemical preparation
Experience, coal quality assessment and reporting.
This standard applies to commercial coal quality supervision and inspection and acceptance testing.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
Determination of total moisture in GB/T 211 coal
Analysis Method GB/T 212 coal
Heat GB/T 213 Determination of coal
Determination of total sulfur in GB/T 214 coal
GB 474 coal sample preparation
GB 475-2008 commercial coal sample taken by artificial methods
GB/T 19494.1 coal mechanization sampling - Part 1. Sampling
GB part/T 19494.2 coal mechanization sampling 2. Preparation of coal sample
GB/T 19494.3 coal mechanization sampling - Part 3. Determination of precision and bias test
GB/T 25214 Determination of total sulfur in coal Infrared Spectroscopy
3 Terms and Definitions
The following terms and definitions apply to this document.
3.1
Test value inspectedvalue
Inspection units according to the national standard method for the inspection lot has been sampled coal, coal quality sample preparation and testing the resulting index value.
Note. If the subject is divided into a plurality of batch coal sampling unit, a weighted average value of each total test sample assay values.
3.2
Reported values \u200b\u200breportedvalues
Been inspection lot quality index value of the test units issued coal, including the agreed value measured value of the test units or business contracts, product standard
Associate (or specifications) specified value.
3.3
Quality indicators allow poor toleranceofqualityparameter
Quality indicators are the same the same batch of coal test value of the test unit for a number of coal quality indicators report value and inspection units
The difference between the predetermined limit Probability.
3.4
Sampling base baseforsampling
When checks or acceptance, the implementation of batch coal sampling.
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