AASHTO T 197M/T 197-11 (2019)
AASHTO T 197M/T 197-11 (2019) Standard Method of Test for Time of Setting of Concrete Mixtures by Penetration Resistance (ASTM Designation: C 403/C 403-M-08
standard by American Association of State and Highway Transportation Officials, 2011





![ASTM D6975-04(2010) [ Withdrawn ]](/en-default-medium/ASTM-D6975-042010.jpg)