GB/T 21944.2-2022 Special products of silicon carbide—Kiln furniture of reaction bonded silicon carbide—Part 2:Special shapebeams

GB/T 21944.1-2022 Special products of silicon carbide—Kiln furniture of reaction bonded silicon carbide—Part 1:Beams GB/T 21944.3-2022 Special products of silicon carbide—Kiln furniture of reaction bonded silicon carbide—Part 3:Rollers GB/T 21944.4-2022 Special products of silicon carbide—Kiln furniture of reaction bonded silicon carbide—Part 4:Burner nozzles

GB/T 21944.2-2009 Special products of silicon carbide—Kiln furniture of reaction bonded silicon carbide—Part 2:Special beam

GB/T 6569-1986 Testing method for flexural strength of high performance ceramics GB/T 6569-2006 Fine ceramics(advanced ceramics,advanced technical ceramics)—Test method for flexural strength of monolithic ceramics at room temperature GB/T 10325-2001 Shaped refractory products—Sampling and acceptance testing GB/T 10325-2012 Shaped refractory products—Rule of acceptance,sampling and inspection GB/T 14390-1993 Test method for flexural strength of high performance ceramics at elevated temperature GB/T 14390-2008 Fine ceramics (advanced ceramics,advanced technical ceramics)—Test method for flexural strength of monolithic ceramics at elevated temperature GB/T 16546-1996 Shaped refractory products—Packing, marking, transportation and storage GB/T 16546-2020 General rules for packing,marking,transport,storage and quality certificates of shaped refractory GB/T 16555-2008 Chemical analysis of refractories containing carbon and silicon carbide or nitride GB/T 16555-2017 Chemical analysis of refractories containing carbon and silicon carbide or nitride GB/T 16555.1-1996 Chemical analysis for silicon carbide refractories—Determination of silicon carbide—Absorb gravimetric method GB/T 16555.2-1996 Chemical analysis for silicon carbide refractories—Determination of silicon carbide—Gas volumetric method GB/T 16555.3-1996 Chemical analysis for silicon carbide refractories—Determination of free silicon—Gas volumetric method GB/T 16555.4-1996 Chemical analysis for silicon carbide refractories—Determination of alumina—EDTA gas volumetric method GB/T 16555.5-1996 Chemical analysis for silicon carbide refractories—Determination of ferric oxide—o-phenanthroline photometric method GB/T 16555.6-1996 Chemical analysis for silicon carbide refractories—Determination of silicon dioxide GB/T 25995-2010 Test methods for density and apparent porosity of fine ceramics GB/T 16555-2025 Chemical analysis of refractories containing carbon,silicon carbide or nitride