Specifies a method of determining the compressive and flexural strengths of cement mortar and describes the reference procedure. Allows the use of alternative procedures only in well defined cases. Covers laboratory and equipment, mortar constituents, preparation of mortar and test specimens, curing of test specimens, and test procedures.
WITHDRAWN
ISO/R 679:1968
WITHDRAWN
ISO 679:1989
95.99
Withdrawal of Standard
Apr 24, 2009