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GB/T 3007-2017 Refractory products—Determination of modulus of rupture at elevated temperatures (USD) via email in 1-3 business day VALID
GB/T 2999-2002 Refractory materials--Determination of bulk density of granular materials via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
YB/T 5119-1993 Test method for workability index of fireclay and high alumina palstic refractories (USD) via email in 1-3 business day VALID
GB/T 5070-2015E Chernical analysis of refractories containing chrome (USD) via email in 1-8 business day VALID
GB/T 6900.3-1986 Fireclay and high-alumina refractories; Determination of iron oxide content; 0-phenanthroline photometric method (USD) via email in 1-3 business day ABOLISHED
GB/T 8931-1988 Test method for the resistance of refractories to slag attack (USD) via email in 1-3 business day ABOLISHED
JC 493-2001 Fused cast AZS refractories for glass furnace (USD) via email in 1-3 business day ABOLISHED
GB/T 2988-2012 High alumina bricks (USD) via email in 1-3 business day VALID
GB/T 2994-2008E High alumina refractory mortars (USD) via email in 1-3 business day VALID
YB/T 4075-2004 Zirconic metering nozzle (USD) via email in 1-3 business day ABOLISHED
GB/T 2999-1982 Test method for the bulk density of granular refractory materials (USD) via email in 1-3 business day ABOLISHED
GB/T 7321-1987 Rule of preparing sample for tests of dense shaped refractory products via email in ABOLISHED please email coc@codeofchina.com for quotation
GB/T 5070-2007 Chemical analysis of refractories containing chrome (USD) via email in 1-3 business day ABOLISHED
YB/T 150-1998 Refractory cushion mortar (USD) via email in 1-3 business day ABOLISHED
YB/T 2206.2-1998 Test method for thermal shock resistance of castable refractory(Water quenching) (USD) via email in 1-3 business day ABOLISHED
GB/T 5069.11-2001 Chemical analysis of magnesia and magnesia-alumina refractory materials-Complexometric titration method for determination of calcium oxide and magnesium oxide content (USD) via email in 1-3 business day ABOLISHED
YB/T 174.3-2000 Chemical analysis for silicon nitride bonded silicon carbide prodct-Determination of free silicon content-Molybdenm blue photometric method (USD) via email in 1-3 business day
GB/T 22459.5-2008 Refractory mortars - Part 5: Determination of grain size distribution (sieve analysis) (USD) via email in 1-3 business day VALID
GB/T 5989-1998 Refractory products-Determination of refractoriness-under -load - Differential-with rising temperature via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
JC/T 924-2003 The magnesia brick for glass furnace (MgO>=95%) (USD) via email in 1-3 business day VALID
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