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JB/T 7948.1-2017 English PDF

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JB/T 7948.1-2017: Methods for chemical analysis of welding fluxes. Part 1: Determination of silicon dioxide content
Status: Valid

JB/T 7948.1: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
JB/T 7948.1-2017English139 Add to Cart 3 days [Need to translate] Methods for chemical analysis of welding fluxes. Part 1: Determination of silicon dioxide content Valid JB/T 7948.1-2017
JB/T 7948.1-1999English239 Add to Cart 3 days [Need to translate] Methods for chemical analysis of melted welding fluxes. The gravimetric method for determination of silicon dioxide content Obsolete JB/T 7948.1-1999
JB/T 7948.1-1995EnglishRFQ ASK 3 days [Need to translate] (Chinese Industry Standard) Obsolete JB/T 7948.1-1995

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Basic data

Standard ID JB/T 7948.1-2017 (JB/T7948.1-2017)
Description (Translated English) Methods for chemical analysis of welding fluxes. Part 1: Determination of silicon dioxide content
Sector / Industry Mechanical & Machinery Industry Standard (Recommended)
Classification of Chinese Standard J33
Classification of International Standard 25.160.20
Word Count Estimation 6,672
Date of Issue 2017-11-07
Date of Implementation 2018-04-01
Older Standard (superseded by this standard) JB/T 7948.1-1999
Regulation (derived from) Ministry of Industry and Information Technology Bulletin 2017 No. 48
Issuing agency(ies) Ministry of Industry and Information Technology
Summary This standard specifies the principle of determination of silica content in flux, reagents, instruments, samples, analysis procedures, calculation of analysis results, allowable difference and so on.