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GB/T 16773-2008: Method of preparing coal samples for the coal petrographic analysis
Status: Valid GB/T 16773: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 16773-2008 | English | 399 |
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Method of preparing coal samples for the coal petrographic analysis
| Valid |
GB/T 16773-2008
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| GB/T 16773-1997 | English | 479 |
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4 days [Need to translate]
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Method of preparing coal samples for the coal petrographic analysis
| Obsolete |
GB/T 16773-1997
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PDF similar to GB/T 16773-2008
Basic data | Standard ID | GB/T 16773-2008 (GB/T16773-2008) | | Description (Translated English) | Method of preparing coal samples for the coal petrographic analysis | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | D26 | | Classification of International Standard | 73.040 | | Word Count Estimation | 17,123 | | Date of Issue | 2008-07-29 | | Date of Implementation | 2009-05-01 | | Older Standard (superseded by this standard) | GB/T 16773-1997 | | Quoted Standard | GB/T 6003.1; GB/T 12937 | | Adopted Standard | ISO 7404-2-1985, MOD | | Regulation (derived from) | National Standard Approval Announcement 2008 No.12 (Total No.125) | | 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 materials of coal and rock sample preparation, equipment and preparation steps. This standard applies to pulverized coal -rays, lump -rays, preparation of thin and light sheet rock coal preparation, coke -rays can also refer to the use. | GB/T 16773-2008: Method of preparing coal samples for the coal petrographic analysis---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 of preparing coal samples for the coal petrographic analysis
ICS 73.040
D26
National Standards of People's Republic of China
Replacing GB/T 16773-1997
Analysis of coal sample preparation methods
(ISO 7404-2. 1985, Methodsforthepetrographic
Part 2. Methodofpreparingcoalsamples, MOD)
Posted 2008-07-29
2009-05-01 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 Materials 1
5 Equipment 2
Preparation 6 5 pf rays
Preparation 7 lump-rays 7
8 sheets of coal preparation 8
9 Preparation of coal optical sheet 9
Appendix A (informative) This standard reg number and ISO 7404-2. 1985 reg control number 11
Annex B (informative) This standard and ISO 7404-2. 1985 technical differences and their reasons 12
Foreword
This revised standard adopts ISO 7404-2. 1985 (E) "bituminous coal and anthracite coal and rock analysis --- Part 2. preparing coal samples
Law "(in English).
This standard is based on ISO 7404-2. (E) redrafted 1985. For ease of comparison, listed in Appendix A of this standard and reg number
ISO 7404-2. 1985 reg control list numbered.
Because of legal requirements and the actual situation, the present standard in the use of international standards has been modified. These technical differences vertical single
Line identification in which they are involved in terms of margin. List of technical differences and the reasons given in Appendix B for reference.
For ease of use, this standard also made the following editorial changes.
a) "this International Standard" be replaced by "this standard";
b) use a decimal point instead of a decimal comma ",". ",";
c) Remove the foreword and introduction of international standards.
This standard replaces GB/T 16773-1997 "Analysis of coal sample preparation methods."
The main changes in the standards and GB/T 16773-1997, compared as follows.
--- According to GB/T 1.1-2000 "Standardization Guide Part 1. Standard structure and write rules" requirement, canceled
GB/T 16773-1997 novelettes number, the original content as a chapter to write.
--- Increasing the lump coal preparation directional rays.
--- Increase in the range of "coke prepared rays may also refer to use."
The Standard Appendix A, Appendix B is an informative annex.
The standard proposed by China Coal Industry Association.
This standard by the National Standardization Technical Committee of Coal.
This standard was drafted. Coal Research Institute, Xi'an Institute.
The main drafters of this standard. Xiao Wen Zhao, Zhongling Wen, Hui Xuemei.
This standard replaces the standards previously issued as follows.
--- GB/T 16773-1997.
Analysis of coal sample preparation methods
1 Scope
This standard specifies the materials, equipment and preparation of coal sample preparation step.
This standard applies to the pulverized coal-rays, prepared lump-rays, light and thin sheets of coal preparation, coke-rays can also refer to use.
2 Normative references
The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent
Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research
Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.
GB/T 6003.1 woven wire mesh test sieve (GB/T 6003.1-1997, eqv ISO 3310-1.1990)
GB/T 12937 Rock term coal (GB/T 12937-2008, ISO 7404-1.1994, Methodsforthepetrographic
analysisofbituminouscoalandanthracite-Part 1. Vocabulary, MOD)
3 Terms and Definitions
Terms and definitions GB/T 12937 apply to this standard established.
4 Materials
4.1 binder
4.1.1 cold glue adhesive. 1) unsaturated polyester resins and curing agents accompanying [cyclohexanone peroxide and dibutyl solution (1 + 1)] and
Promoter (cobalt soap 6% solution in styrene); 2) an epoxy resin and the like.
4.1.2 hot glue adhesives. shellac.
4.1.3 non-fluorescent adhesive. 506 3 # powder or resin.
4.1.4 cook gum ingredients. rosin, paraffin, turpentine.
4.1.5 glass slides with plastic. 501 glue, 502 glue.
4.1.6 cover glass with plastic. optical resin glue.
4.2 Abrasives
No. 180, No. 200, No. 320 silicon carbide emery; W20, W10, W5, W3.5, W1 corundum powder; or silicon carbide sandpaper.
4.3 Polishing materials
Acidic silica sol particle size less than 0.05μm; the maximum particle size of not more than 0.1μm aluminum trioxide.
4.4 polishing cloth
Polyurethane double polishing cloth or velvet, cotton flannel, double-sided gabardine, soft leather and the like.
4.5 frosted glass plate
Area of \u200b\u200babout 300mm × 300mm, thickness of 5mm or more.
4.6 glass rod, glass slide and a cover glass.
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