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 2999-2002 Refractory materials - Determination of bulk density of granular materials 150.0 via email in 1~3 business day abolished
GB/T 8931-1988 Test method for the resistance of refractories to slag attack 45.0 via email in 1~3 business day abolished
GB/T 18301-2012 Refractory products - Determination of resistance to abrasion at ambient temperature 170.0 via email in 1~3 business day valid
YB/T 376.1-1995 Test method for thermal shock resistance of refractory prodcts(water quenching) 60.0 via email in 1~3 business day valid
YB 4018-1991 Test methods for thermal shock resistance of refractory product 75.0 via email in 1~3 business day valid
GB/T 17105-2008 Classification of dense shaped refractory products—Alumina-silica 90.0 via email in 1~3 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
YB/T 4161-2007 Test method for molten cryolite bath erosion resistance of refractory material 165.0 via email in 1~3 business day valid
GB/T 30870-2014 Classification of special dense shaped refractory products 180.0 via email in 1~3 business day valid
YB/T 102-2007 Dense electro-fused alumina 120.0 via email in 1~3 business day valid
GB/T 5071-1997 Refractory materials - Determination of true density 60.0 via email in 1~3 business day abolished
YB/T 173-2000 Testing method for cold specific resistivity of carbon-containing refractory products 75.0 via email in 1~3 business day valid
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
JC/T 2232-2014 Ceramic overflow brick for manufacture the LCD glass 105.0 via email in 1~3 business day valid
GB/T 3002-2004 Refractory products - Determination of modulus of rupture at elevated temperatures 80.0 via email in 1~3 business day valid
GB/T 18257-2000 Refractory bricks for use in rotary kilns - Hot-face identification marking 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 5989-2008 Refractory products - Determination of refractoriness-under-load - Differential method with rising temperature 120.0 via email in 1~3 business day valid
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