Standard Classification of
Chrome Brick, Chrome-Magnesia Brick, Magnesia-Chrome
Brick, and Magnesia Brick1

This standard is issued under the fixed designation C 455; 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 to download Astm C 455 – 97 (Reapproved 1999) Pdf free

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Click here to download Astm C 454 – 83 (Reapproved 2002) Pdf Free Download