ASTM C1232-21a PDF Download

The ASTM C1232-21a standard provides generic terms and definitions that are specifically associated with manufactured masonry units and masonry constructions made with these units. It serves as a comprehensive reference for understanding the terminology used in various standards developed by Committee C12 on Mortars and Grouts for Unit Masonry and Committee C15 on Manufactured Masonry Units.

The standard also incorporates terms and definitions related to clay masonry units, including specifications such as C32, C34, C56, C62, C126, C212, C216, C279, C410, C530, C652, C902, C1088, C1167, C1261, C1272, and C1405, and test methods such as C67/C67M. Similarly, it includes terms and definitions associated with concrete masonry units, including specifications such as C55, C73, C90, C129, C139, C744, C1319, C1372, C1491, C1623, and C1634, and test methods such as C140/C140M, C426, and C1262/C1262M.

In addition, the standard incorporates terms and definitions specific to autoclaved aerated concrete masonry units, including practice C1692 and specifications C1386, C1691, and C1693. It also includes terms and definitions related to clay and concrete roofing tile units, with reference to specifications C1167 and C1492, and test methods C1568, C1569, and C1570.

It is important to note that this standard does not cover terminology specific to mortar and grout, as they are covered in ASTM Terminology C1180.