GB/T 17608-2022 PDF English
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Division of variety and grading for coal products
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| GB/T 17608-2006 | English | 439 |
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Division of variety and grading for coal products
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| GB/T 17608-1998 | English | 319 |
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Division of variety and grade for coal products
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GB/T 17608-2022: PDF in English (GBT 17608-2022) GB/T 17608-2022
GB
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 73.040
CCS D 20
Replace GB/T 17608-2006
Division of variety and grading for coal products
ISSUED ON: OCTOBER 12, 2022
IMPLEMENTED ON: OCTOBER 12, 2022
Issued by: State Administration for Market Regulation;
Standardization Administration of PRC.
Table of Contents
Foreword ... 3
1 Scope ... 5
2 Normative references ... 5
3 Terms and definitions ... 6
4 Granularity division ... 6
5 Classification of varieties ... 6
6 Division of product quality indicators ... 9
7 Test methods ... 11
Foreword
This document is drafted in accordance with the provisions of GB/T 1.1-2020
“Directives for standardization - Part 1: Rules for the structure and drafting of
standardizing documents”.
This document replaces GB/T 17608-2006 “Division of variety and grading for coal
products”. Compared with GB/T 17608-2006, except for structural adjustment and
editorial revisions, the main technical changes are as follows:
a) The “water-mined raw coal and low-quality coal” in the coal product category is
deleted, and the ash content technical requirements for “raw coal” is changed (see
Table 2; see Table 3 of the 2006 edition);
b) The technical requirements for the content of harmful elements in cleaned coal
products are changed (see Table 2; see Table 3 of the 2006 edition);
c) The classification of ash of coking cleaned coal for smelting and other coking
cleaned coal is changed (see 6.1.1; see 5.1.1 and 5.1.2 of the 2006 edition);
d) The ash classification of other coal products is changed (see 6.1.2; see 5.1.4 of the
2006 edition);
e) The requirements for the lower limit of calorific value of fuel coal products with
high ash are changed (see 6.3; see 5.3.2 of the 2006 edition).
Please note that some of the contents of this document may involve patents. The issuing
agency of this document is not responsible for identifying patents.
This document is proposed by the China Coal Industry Association.
This document shall be under the jurisdiction of the National Technical Committee on
Coal of Standardization Administration of China (SAC/TC42).
Drafting organizations of this document: Coal Science and Technology Research
Institute Co., Ltd., Coal Operation Branch of China Energy Investment Group Co., Ltd.,
Jinneng Holdings Coal Industry Group Co., Ltd., China Coal Huali Energy Holdings
Co., Ltd., Xinjiang Tianchi Energy Co., Ltd., Huaibei Mining Holdings Co., Ltd.
The main drafters of this document: Ding Hua, Bai Xiangfei, Xing Yongfeng, Ma
Zhanyuan, Wang Xiaoming, Yang Xiaodong, Zhang Xu, Li Xiuchun, Guo You, Yang
Xiaoyu, Wang Yu, Yang Xiaoxin, Wang Dongsheng, He Jin.
The publications of previous versions of this document and the documents it replaces
are as follows:
Division of variety and grading for coal products
1 Scope
This document specifies the division of coal product varieties and coal quality index
grades.
This document applies to products of anthracite, bituminous coal, and lignite.
2 Normative references
The following documents contain the provisions which, through normative reference in
this document, constitute the essential provisions of this document. For the dated
referenced documents, only the versions with the indicated dates are applicable to this
document; for the undated referenced documents, only the latest version (including all
the amendments) is applicable to this document.
GB/T 212 Proximate analysis of coal
GB/T 213 Determination of calorific value of coal
GB/T 214 Determination of total sulfur in coal
GB/T 216 Determination of phosphorus in coal
GB/T 477 Method for size analysis of coal
GB/T 3058 Determination of arsenic in coal
GB/T 3558 Determination of chlorine in coal
GB/T 3715 Terms relating to properties and analysis of coal
GB/T 4633 Determination of fluorine in coal
GB/T 16659 Determination of mercury in coal
GB/T 25214 Determination of total sulfur in coal by IR spectrometry
GB/T 30732 Proximate analysis of coal by instrumental method
MT/T 1 Determination of refuse-content and undersize fraction of commercial coal
SN/T 3521 Simultaneous determination of arsenic and mercury content in coal-
......
Source: Above contents are excerpted from the PDF -- translated/reviewed by: www.chinesestandard.net / Wayne Zheng et al.
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