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GB/T 189-1997 English PDF

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GB/T 189-1997: Classification standard for size fractions of coal
Status: Obsolete

GB/T 189: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
GB/T 189-1997English199 Add to Cart 2 days [Need to translate] Classification standard for size fractions of coal Obsolete GB/T 189-1997
GB 189-1963English199 Add to Cart 2 days [Need to translate] Grain size classification of coal Obsolete GB 189-1963

PDF similar to GB/T 189-1997


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Basic data

Standard ID GB/T 189-1997 (GB/T189-1997)
Description (Translated English) Classification standard for size fractions of coal
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard D20
Classification of International Standard 73.04
Word Count Estimation 5,556
Date of Issue 4/17/1997
Date of Implementation 10/1/1997
Older Standard (superseded by this standard) GB/T 189-1963
Quoted Standard GB/T 477-87; GB/T 3715-1996; MT/T 1-1996
Regulation (derived from) Announcement of Newly Approved National Standards No. 10 of 2006 (No. 97 overall)
Issuing agency(ies) State Bureau of Technical Supervision
Summary This Standard specifies the coal particle size classification boundaries. This Standard is applicable to anthracite, bituminous and lignite particle size classification.

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Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 189-1997 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.