YB/T 4129-2005 Corundum composite block containing plastic phase

YB/T 4129-2023 Plastic phase composite corundum brick

GB/T 10325-2001 Shaped refractory products—Sampling and acceptance testing GB/T 10326-2001 Refractory products—Inspections of dimension appearance and section GB/T 14983-1994 Test method for alkali-resistance of refractories GB/T 16546-1996 Shaped refractory products—Packing, marking, transportation and storage 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 2997-2000 Test method for bulk density, apparent porosity and true porosity of dense shaped refractory products GB/T 5072.2-2004 Dense shaped refractory products—Determination of cold compressive strength—Part 2:Test with packing GB/T 5988-2004 Dense shaped refractory products—Determination of permanent changs in dimension on heating GB/T 7320-2000 GB/T 7321-2004 Sample preparation for testing of shaped refractory products YB/T 117-1997 Test method for corrosion resistance of blast furnace refractories to molten slag YB/T 174.1-2000 Chemical analysis for silicon nitride bonded silicon carbide product--Determination of silicon nitride content--High pressure dissolve specimen method YB/T 370-1995 Test method for refractoriness under load of refractory products(non-differential,with rising temperature) YB 4036-1991 Test method for carbon block erosion index of blast furnace iron bath YB/T 5012-1997 The shape and size of brick used in blast furnace and heat-blast furnace YB/T 5291-1999