Standard Practice for
Determining Metric Dimensions of Standard Series
Refractory Brick and Shapes1
This standard is issued under the fixed designation C 861; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
click below Astm C 861 – 93 (Reapproved 2000) pdf free download