Active Standard: C67 - 13
C67 was developed over many years with input from many contributors. Language as recommended in the current ASTM Form and Style Manual is not always used. In some instances, non-mandatory language is used. This ballot item includes many changes to C67 to bring it closer the requirements of the ASTM Form and Style Manual.
Keywordsabsorption; compressive strength; efflorescence; freezing and thawing; initial rate of absorption; length change; modulus of rupture; out-of-square; sampling; size; void area; warpage ;
Ballot Item Approved as C67-2013 and Pending Publication