Astm C 630/C 630M – 03 Pdf free download

Standard Specification for
Water-Resistant Gypsum Backing Board1

This standard is issued under the fixed designation C 630/C 630M; 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.
This standard has been approved for use by agencies of the Department of Defense.