This standard specifies the method summary, reagents and materials, instruments and equipment, samples, analysis steps, expression of analysis results and tolerances for the determination of free carbon, total carbon and silicon carbide by absorption gravimetry. This standard applies to the determination of free carbon, total carbon and silicon carbide in silicon carbide refractories. Measuring range: free carbon 0.10% ~ 5.00%, total carbon ≥ 15.00%, silicon carbide ≥ 45.00%.
GB/T 16555.1-1996 history
2017GB/T 16555-2017 Chemical analysis of refractories containing carbon and silicon carbide or nitride
2008GB/T 16555-2008 Chemical analysis of refractories containing carbon and silicon carbide or nitride
1996GB/T 16555.1-1996 Chemical analysis for silicon carbide refractories--Determination of silicon carbide--Absorb gravimetric method
GB/T 16555.1-1996 Chemical analysis for silicon carbide refractories--Determination of silicon carbide--Absorb gravimetric method was changed to GB/T 16555-2008 Chemical analysis of refractories containing carbon and silicon carbide or nitride .