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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
GB/T 18301-2012 Refractory products - Determination of resistance to abrasion at ambient temperature via email in VALID please email coc@codeofchina.com for quotation
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
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 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
GB/T 5069-2015E Chernical analysis of magnesia-alumina refractories (USD) via email in 1-8 business day VALID
GB/T 4513.7-2017 Monolithic(unshaped) refractory porducts—Part 7:Tests on pre-formed shapes (USD) via email in 1-3 business day VALID
YB/T 4131-2005 Phenolic resin for refractories (USD) via email in 1-3 business day ABOLISHED
GB/T 3001-2007 Refractory products - Determination of modulus of rupture at ambient temperature (USD) via email in 1-3 business day ABOLISHED
GB/T 30873-2014E Refractory materials-Determination of thermal shock resistance (USD) via email in 1-3 business day VALID
GB/T 32179-2015 Chemical analysis of refractories—General requirements for wet chemical analysis,atomic absorption spectrometry(AAS) and inductively coupled plasma atomic emission spectrometry(ICP—AES) methods (USD) via email in 1-3 business day VALID
GB/T 35172-2017 Determination of corrosion resistance of refractories for cement kilns to CMSW (USD) via email in 1-3 business day VALID
GB/T 32283-2015 Test method for vapor attack on refractories for furnace superstructures (USD) via email in 1-3 business day VALID
GB/T 36133-2018 Refractory materials—Determination of thermal conductivity (Platinum resistance thermometer method) (USD) via email in 1-3 business day VALID
YB 2217-1982 (USD) via email in 1-3 business day ABOLISHED
GB/T 5989-2008 Refractory products - Determination of refractoriness-under-load - Differential method with rising temperature via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB/T 5988-2004 Dense shaped refractory products—Determination of permanent changs in dimension on heating via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
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