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YB/T 4246-2011 Size and surface processing requirements of carbon block and carbon brick via email in VALID please email coc@codeofchina.com for quotation
YB/T 4189-2009 Ultra microporous carbon block for blast furnace via email in VALID please email coc@codeofchina.com for quotation
YS/T 287-1999 (USD) via email in 1-3 business day ABOLISHED
YB/T 5229-1993 Cathode carbon block for aluminium electrolysis (USD) via email in 1-3 business day VALID
YS/T 575.10-2007 Methods for chemical analysis of bauxite Part 10:Determination of manganese oxide content Flame atomic absorption spectrophotometric method via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB/T 24203-2009 Carbon materials—Determination of the true density or true poroous—Boiling method (USD) via email in 1-3 business day VALID
YS/T 1106-2016 The technical conditions of carbon block processing device used in the production of aluminium (USD) via email in 1-3 business day VALID
GB/T 26930.9-2014 Carbonaceous materials used in the production of aluminium—Pitch for electrodes—Part 9:Determination of sulful content by the bomb method (USD) via email in 1-3 business day VALID
GB/T 26295-2010 Carbonaceous materials used in the production of aluminium—Prebaked anodes and cathode blocks—Determination of flexural strength by the four-point method (USD) via email in 1-3 business day VALID
YS/T 64-1993 (USD) via email in 1-3 business day ABOLISHED
YS/T 623-2007 High graphitiferous cathode carbon block for aluminium electrolysis (USD) via email in 1-3 business day ABOLISHED
YS/T 587.3-2007 Calcined coke for prebaked blocks-Testing methods-Part 3 Determination of volatile matter content via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB/T 24527-2009 Carbon materials—Determination moisture in air-dried sample (USD) via email in 1-3 business day VALID
YB/T 141-1998 Microporous carbon brick for blast furnace (USD) via email in 1-3 business day ABOLISHED
YS/T 411-1998 The measuring method of CO2 reaction of anode carbon anode paste for aluminium electrolysis (USD) via email in 1-3 business day ABOLISHED
YS/T 63.10-2012 Carbonaceous materials used in the production of aluminiumPart 10: Determination of the air permeability (USD) via email in 1-3 business day VALID
YS/T 575.16-2007 Methods for chemical analysis of bauxite Part 16:Determination of phosphorus pentoxide content Molybdenum blue spectrophotometric method (USD) via email in 1-3 business day VALID
ZB Q 52005-1990 via email in 1 business day VALID please email coc@codeofchina.com for quotation
YS/T 63.3-2006 Carbonaceous materials used in the production of aluminium?Part 3:Determination of the thermal conductivity using a comparative method via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
YB/T 4091-1992 (USD) via email in 1-3 business day
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