ASTM C27-98 (2013),Standard Classification of Fireclay and High-Alumina Refractory Brick.The size of this pdf file is 462K.
ASTM C27-98 (2013) covers machine-made fireclay and high-alumina refractory brick, and its purpose is to set forth the various classes and types of these materials in accordance with their normal and characteristic properties, which are important in their use.
8. Retests
8.1 If variables result from sampling or a lack of satisfactory reproducibility in tests conducted by different laboratories, the material shall be resampled and retested when requested by either the manufacturer or the purchaser. This is applicable in instances when the first test results do not conform to the requirements prescribed in this classification. The final results to be used shall be the average of at least two sets of results each of which has been obtained by following in detail the specified testing procedures.
9. Keywords
9.1 fireclay brick; high-alumina brick;properties
Referenced Documents
C133 Test Methods for Cold Crushing Strength and Modulus of Rupture of Refractories