Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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GB/T 5989-1998 Refractory products-Determination of refractoriness-under -load - Differential-with rising temperature 180.0 via email in 1~3 business day abolished
GB/T 34220-2017 Refractory products--Determination of tensile strength at elevated temperature 105.0 via email in 1~3 business day valid
GB/T 8931-1988 Test method for the resistance of refractories to slag attack 45.0 via email in 1~3 business day abolished
YB/T 102-2007 Dense electro-fused alumina 120.0 via email in 1~3 business day valid
YB/T 118-1997 Test method for pore size distribution of refractory 60.0 via email in 1~3 business day valid
GB/T 22588-2008 Determination of thermal diffusivity or thermal conductivity by the flash method 360.0 via email in 1~5 business day valid
GB/T 7320-1987 Test method for thermal expansion of refractory products 90.0 via email in 1~3 business day abolished
GB/T 30870-2014 Classification of special dense shaped refractory products 160.0 via email in 1~3 business day valid
GB/T 3000-1999 Dense shaped refractory products--Determination of permeability to gases 120.0 via email in 1~3 business day abolished
GB/T 6900.1-1986 Fireclay and high-alumina refractories; Determination of loss content on ignition; Gravimetric method 45.0 via email in 1~3 business day abolished
GB 4419-1984 Dimensions of refractory bricks for casting 570.0 via email in 1~3 business day valid
JC/T 2232-2014 Ceramic overflow brick for manufacture the LCD glass 105.0 via email in 1~3 business day valid
YB/T 4130-2005 Refractory materials - Determination of thermal conductivity(calorimeter) 75.0 via email in 1~3 business day valid
YB 2217-1982 60.0 via email in 1~3 business day valid
GB/T 6901.2-1986 Silica refractories--Determination of silicon dioxide content--Gravimetric-molybdenum blue photometric method 180.0 via email in business day abolished
GB/T 5071-2013 Refractory materials—Determination of true density 200.0 via email in 1~3 business day valid
GB/T 3007-2006 Refractories - Determination of moisture content 60.0 via email in 1~3 business day to be abolished
GB/T 5989-2008 Refractory products - Determination of refractoriness-under-load - Differential method with rising temperature 120.0 via email in 1~3 business day valid
GB/T 7320-2008 Refractories - Determination of thermal expansion 120.0 via email in 1~3 business day valid
GB/T 18931-2008 Classification of basic dense shaped refractory products containing less than 7% residual carbon 75.0 via email in 1~3 business day valid
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