ASTM C39 / C39M -03
This standard (ASTM C39/C39M Standard Test Method for Compressive Strength [...]
ASTM A615 / A615M
This standard (ASTM A615/A615M Standard specification for deformed and plain [...]
This standard (ASTM C39/C39M Standard Test Method for Compressive Strength [...]
This standard (ASTM A615/A615M Standard specification for deformed and plain [...]